View M61316SP_7324496.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

i 2 c bus controlled video pre-amp for high resolution color display m61311sp/M61316SP mitsubishi ics ( monitor ) mitsubishi electric 1 m61311sp/M61316SP is semiconductor integrated circuit for crt display monitor. pin configuration it includes osd blanking, osd mixing, retrace blanking, video detector, sync separator, wide band amplifier, brightness control. main/sub contrast, video response adjust, ret blk adjust, 4ch d/a out and osd level adjust function can be controlled by iic bus. frequency band width rgb: 200mhz (m61311sp) 150mhz (M61316SP) (4vp-p at -3db) osd: 80mhz input rgb: 0.7vp-p (typical) osd: 3.5v --- 5.0v (positive) osd blk: 3.5v --- 5.0v (positive) retrace blk: 2.5v --- 5.0v (positive) package : 32p4b clamp pulse: 2.5v --- 5.0v (positive) output rgb: 5vp-p (at brightness less than 2v dc ) osd: 4vp-p (at brightness less than 2v dc ) sync out: 5vp-p video det out: high = 4.2v dc , low = 0.7v dc bipolar silicon monolithic ic 32 pin plastic sdip crt display monitor supply voltage range 11.50v --- 12.50v (v3,v29) 4.75v --- 5.25v (v11) rated supply voltage 12.00v (v3,v29) 5.00v (v11) iic bus controlled 3ch video pre-amp with osd mixing function and retrace blanking function. the difference in the m61311sp/M61316SP is rgb video frequency band width. m61311sp is 200mhz, M61316SP is 150mhz in conditions rgb output is 4vp-p at -3db. nc:no connection description features structure application recommended operating conditions major specification 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 32 gnd r in vcc1(12v) g in song in gnd1(12v) b in gnd2 sync sepa out video det out vcc3(5v) osd blk in osd r in osd g in osd b in gnd3 bright abl in r out vcc2(12v) g out gnd4 b out nc(gnd) d/a out 4 d/a out 3 d/a out 2 d/a out 1 scl sda clamp pulse in retrace blk in m61311sp/M61316SP
i 2 c bus controlled video pre-amp for high resolution color display m61311sp/M61316SP mitsubishi ics ( monitor ) mitsubishi electric 2 thermal derating (maximum rating) absolute maximum rating (ambient temperature:25deg) voltage range 5 vopr'5 4.75 --- 5.25 v voltage range 12 vopr'12 11.5 --- 12.5 v recommend supply 5 vopr5 5.0 v recommend supply 12 vopr12 12.0 v storage temperature tstg -40 --- +150 deg ambient temperature topr -20 --- +75 deg power dissipation pd 2358 mw supply voltage (pin11) vcc5 6.0 v supply voltage (pin3,29) vcc12 13.0 v parameter symbol rating unit 2358 1415 2400 2000 1600 1200 800 400 0 0 -25 25 50 75 100 125 150 2800 ambient temperature ta (deg) power dissipation pd ( mw )
i 2 c bus controlled video pre-amp for high resolution color display m61311sp/M61316SP mitsubishi ics ( monitor ) mitsubishi electric block diagram 3 vcc 12v video det out r in g in b in song in vcc 5v sda scl b out g out r out vcc 12v retrace blk in bright clamp pulse in sync sepa out abl in osd blk in d/a out osd b in osd g in osd r in cp ret blk adjust 4bit 32 1 24 23 22 21 16 12 15 14 13 31 9 18 8 5 10 7 6 4 3 2 clamp cp clamp cp clamp cp video det 1bit sw 1bit sw sync sepa sub contrast sub contrast sub contrast main contrast osd mix osd r osd mix osd g osd mix osd b main contrast 8bit osd level 7bit r sub cont 8bit dac amp clamp f/b cp amp clamp f/b cp amp clamp f/b cp bus i/f main contrast main contrast g sub cont 8bit b sub cont 8bit retrace blanking 17 30 retrace blanking retrace blanking 29 28 27 26 11 19 20 25 r sub cont 8bit g sub cont 8bit b sub cont 8bit
i 2 c bu s con tr olled video pre-a mp for high resolu t ion color display m61311sp /m 61316sp mi t subishi ics ( mo ni tor ) mits ubi shi electric 4 s:start condition a:acknowledge p:stop condition *)pre-data *)sub add. 06h sync sepa s w a64 0:sync sepa on 1:sync sepa off video det s w a65 0:video det on 1:video det off always set up as a66 and a67 in 0. for iic data, please transfer in the period of vertical. 07h (3) sub address byte and data byte format: 00 0 0 0 06h a16 a15 ------ *) aa0 0 0 0 10 0 aa6 d/a out4 8 aa7 0 0ah aa5 aa1 0 aa2aa4 aa3 a92 a91 a90 *) 10 0 a95 a94 a93 0 00 d/a out3 8 a97 a96 0 0 09h 0 1 *) 0 0 0 0 a81 a80a85 a84 a83 a82 d/a out2 8 a87 a86 0 0 08h a70 0 0 1 *) *) d/a out1 8 a77 a76 a75 a74 a73 a72 a71 - 0 0 - - - - - - *) test mode 2 a67 a66 - - - - - - - - 0 - - - - - *) video det sw 1 - - a65 - - - - - - - - 0 - - - - *) sync sepa sw 1 - - - a64 - - - a60 - - - - 0 0 0 1 *) sharpness control 4 - - - - a63 a62 a61 a50 - - - - 0 0 0 1 *) re-blk adjust 4 05h - - - - a53 a52 a40 - 0 0 0 0 0 0 1 *) osd level 7 04h - a46 a45 a44 a43 a42 a30 0 0 0 0 0 0 0 1 *) sub contrast b 8 03h a37 a36 a35 a34 a33 a32 a20 0 0 0 0 0 0 0 1 *) sub contrast g 8 02h a27 a26 a25 a24 a23 a22 a10 0 0 0 0 0 0 0 1 a14 a13 sub contrast r 8 01h a17 0 0 1 *) 0 0 0 0 main contrast 8 00h a07 0 function bit data byte(top:byte format under:start condition) d3 d2 d1 d0 d7 d6 a02 a00a01 a sub address p d5 d4 a data (sub address=0xh) a a a06 a05 a04 a03 0 8bit 8bit data byte 8bit 1 8bit a 0 0 sub address (0xh)+10h bus control table normal mode auto increment mode s 1 0 0 8bit (1) slave address: s slave address slave address d7 d6 d5 (2) slave receiver format: d1 a a12 a11 0 =88h r/w data (sub address=0(x+2)h) 8bit a21 a31 a41 a51 d3 d2 sub add 8bit d4 data (sub address=0(x+1)h) a a 8bit
i 2 c bus controlled video pre-amp for high resolution color display m61311sp/M61316SP mitsubishi ics ( monitor ) mitsubishi electric 5 iic bus control section sda,scl characteristics min max unit parameter symbol v ih 3.0 5.5 min. input low voltage v il -0.5 1.5 max. input high voltage 0 400 v v khz time the bus must be free t buf f scl scl clock frequency after this period the first clock pulse is generated hold time start condition t hd:sta before a new transmission can start 1.3 - us the low period of the clock t low 1.3 - 0.6 - us the high period of the clock t high 0.6 - 0.6 - us us - us (only relevant for a repeated start condition) hold time data t hd:dat 0 0.9 us set up time for start condition t su:sta 300 ns rise time both sda and scl lines t r 20+0.1cb 300 ns set-up time data t su:dat 100 timing diagram ns set-up time for stop condition t su:sto 0.6 - us fall time both sda and scl lines t f 20+0.1cb sda scl v ih v il v ih v il t r t f s s s p t hd:sta t su:dat t hd:dat t su:sta t su:sto t buf t low t high
i 2 c bu s con tr olled video pre-a mp for high resolu t ion color display m61311sp /m 61316sp mi t subishi ics ( mo ni tor ) mits ubi shi electric 6 3 2 4 5 7 12 13 14 15 17 18 31 32 00h 01h 02h 03h 04h 05h 06h 07h 08h 09h 0ah 12v r g song b osd osd osd osd ret cp abl brt main sub r sub g sub b osd reblk sharp song vdet d/a d/a d/a d/a vcc in in in in blk r in g in b in blk in ( v ) ( v ) cont cont cont cont adj adj ness sw sw out1 out2 out3 out4 ff ff ff ff 00 00 08 00 00 00 00 255 255 255 255 0 0 8 0 0 0 0 0 0 ff ff ff ff 00 00 08 00 00 00 00 255 255 255 255 0 0 8 0 0 0 0 0 0 ff ff ff ff 00 00 08 00 00 00 00 255 255 255 255 0 0 8 0 0 0 0 0 0 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 46 ff ff ff 00 00 08 ff ff ff ff 70 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 c8 ff ff ff 00 00 08 ff ff ff ff 200 255 255 255 0 0 8 0 0 255 255 255 255 c8 ff ff ff 00 00 08 ff ff ff ff 200 255 255 255 0 0 8 0 0 255 255 255 255 80 ff ff ff 00 00 08 ff ff ff ff 128 255 255 255 0 0 8 0 0 255 255 255 255 80 ff ff ff 00 00 08 ff ff ff ff 128 255 255 255 0 0 8 0 0 255 255 255 255 10 ff ff ff 00 00 08 ff ff ff ff 16 255 255 255 0 0 8 0 0 255 255 255 255 10 ff ff ff 00 00 08 ff ff ff ff 16 255 255 255 0 0 8 0 0 255 255 255 255 ff c8 c8 c8 00 00 08 ff ff ff ff 255 200 200 200 0 0 8 0 0 255 255 255 255 ff c8 c8 c8 00 00 08 ff ff ff ff 255 200 200 200 0 0 8 0 0 255 255 255 255 ff 80 80 80 00 00 08 ff ff ff ff 255 128 128 128 0 0 8 0 0 255 255 255 255 ff 80 80 80 00 00 08 ff ff ff ff 255 128 128 128 0 0 8 0 0 255 255 255 255 ff 10 10 10 00 00 08 ff ff ff ff 255 16 16 16 0 0 8 0 0 255 255 255 255 ff 10 10 10 00 00 08 ff ff ff ff 255 16 16 16 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 c8 ff ff ff 00 00 08 ff ff ff ff - 2.2 3.0 200 255 255 255 0 0 8 0 0 255 255 255 255 - 2.7 3.5 c8 ff ff ff 00 00 08 ff ff ff ff 200 255 255 255 0 0 8 0 0 255 255 255 255 c8 ff ff ff 00 00 08 ff ff ff ff - 2.2 3.0 200 255 255 255 0 0 8 0 0 255 255 255 255 - 2.7 3.5 c8 ff ff ff 00 00 08 ff ff ff ff 200 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 *) no. 32&34 pulse characteristics 1&2 (4vp-p) top : m61311sp under : M61316SP *) *) b 5 2 5 2 - - -- - - - abl control relative characteristics 1 abl control characteristics 2 abl control relative characteristics 2 clamp pulse minimum width brightness control relative characteristics 2 brightness control characteristics 3 brightness control relative characteristics 3 pulse characteristics 1 (4vp-p) 37 wcp 26,28, 30 26,28, 30 26,28, 30 26,28, 30 relative pulse characteristics 1 (4vp-p) pulse characteristics 2 (4vp-p) relative pulse characteristics 2 (4vp-p) clamp pulse threshold voltage 33 34 35 36 tr tf tf vthcp 31 vb3 32 tr 29 vb2 30 vb3 27 vb1 vb2 28 25 abl3 vb1 26 22 23 abl2 24 abl3 26,28, 30 26,28, 30 26,28, 30 abl1 abl2 abl control characteristics 3 abl control relative characteristics 3 brightness control characteristics 1 brightness control relative characteristics 1 brightness control characteristics 2 26,28, 30 26,28, 30 - - 21 26,28, 30 26,28, 30 26,28, 30 26,28, 30 - - 26,28, 30 26,28, 30 abl control characteristics 1 19 vsc3 20 abl1 vsc2 vsc2 vsc3 16 17 18 sub contrast control characteristics 2 (typ) sub contrast control relative characteristics 2 sub contrast control characteristics 3 (min) sub contrast control relative characteristics 3 maximum input maximum gain relative maximum gain - 11 12 13 26,28, 30 main contrast control characteristics 1 (max) main contrast control relative characteristics 1 main contrast control characteristics 2 (typ) main contrast control relative characteristics 2 vc2 vc3 14 15 main contrast control characteristics 3 (min) main contrast control relative characteristics 3 sub contrast control characteristics 1 (max) sub contrast control relative characteristics 1 vc3 vsc1 vsc1 - - - - - - - - - - a a - - - - - - - - a a a a a a a a a a b b b b a a a a a a 5 2 5 2 - a ab b b ba a a a a a a - - - 5 0.5 b - b b b ba a - - - a - - - - - - - - - - - - - - - - - - - - - - - - 4 5 2 - - - - - - - a a b 5 - - - - - - a a a ab a a a a ab b a a a a a a a a a a - - b ba a a a a a - - - - - - - - - - - - - - - - - - 4 - - - - b b - - - -- - - - - - - - - - - - -- - - -- - - ab a a ab b a b 2 22 20 - - a b a a ab a b a a - a b a a b - - - a a b b b b a b a a a b b b b a b a a a - b b b a b a a a a - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -- - - -- - - - - - - - -- - - - a a a b a a b b b b a b a a 5 2 b b b a b a a a 5 2 5 2 - - 2 5 2 - - - ba a a a a a b 5 - - - - - - - 26,28, 30 b b 2 b b b - - - - - - a a a 5b b - -- - ba a a - - unit - - - - - - - b parameter symbol no. 5v circuit current 1 power save mode 12v circuit current 2 normal mode 5v circuit current 3 normal mode output dynamic range 26,28, 30 26,28, 30 a a a b b b b b b b a a a a a a a a a a a a a ab b b ba 2 0.5 2 2 b b b 5 5 5 5 a a a b 5 2 ib b a a a a a a a a a b 5 2 ia b a a a a a a electrical characteristics (vcc = 12v, 5v ; ta = 25 o c unless otherwise specified) ctl vol. input min typ max limits a a a 3 1 ib a a 4 5 bus ctl (h) a a a a a b test point 6 7 icc1 icc2 icc3 vomax vimax gv gv 2 vc1 vc1 vc2 8 9 10 - 6 10 ma ma 130105 - - 4 8 ma v dc - - - 7.5 9 1.4 16 17.5 19 db v p-p - 1.21.00.8 3.3 4 4.7 v p-p - 1.21.00.8 2.3 2.8 v p-p 3.3 v p-p 0.8 1.0 1.2 - 4 4.7 0.25 0.55 0.85 v p-p v p-p 0.8 1.0 1.2 - -0.2 0 0.2 3.3 v p-p 3.32.82.3 0.8 1.0 1.2 - v p-p 0.80.50.2 -0.2 0 0.2 v p-p 3.4 4.2 5.0 v p-p - 0.8 1.0 1.2 1.2 - 1.5 2.0 2.5 v p-p 0 0 0.8 1.0 3.4 3.8 0 0.3 -0.3 0.3 -0.3 0.3 -0.2 0.2 -0.3 0 4.2 1.6 1.9 2.2 0.5 0.7 -0.3 0 0.3 0.3 v p-p v p-p v dc v v dc v v dc v ns ns 0.8 0 -0.8 -0.8 0 0.8 0.7 1.5 ns ns v dc 2.3 0.2 - - us
i 2 c bus controlled video pre-amp for high resolution color display m61311sp/M61316SP mitsubishi ics ( monitor ) mitsubishi electric 7 3 2 4 5 7 12 13 14 15 17 18 31 32 00h 01h 02h 03h 04h 05h 06h 07h 08h 09h 0ah 12v r g song b osd osd osd osd ret cp abl brt main sub r sub g sub b osd reblk sharp song vdet d/a d/a d/a d/a vcc in in in in blk r in g in b in blk in ( v ) ( v ) cont cont cont cont adj adj ness sw sw out1 out2 out3 out4 ff ff ff ff 6f 00 08 ff ff ff ff 255 255 255 255 111 0 8 0 0 255 255 255 255 ff ff ff ff 6f 00 08 ff ff ff ff 255 255 255 255 111 0 8 0 0 255 255 255 255 ff ff ff ff 7f 00 08 ff ff ff ff 255 255 255 255 127 0 8 0 0 255 255 255 255 ff ff ff ff 7f 00 08 ff ff ff ff 255 255 255 255 127 0 8 0 0 255 255 255 255 ff ff ff ff 40 00 08 ff ff ff ff 255 255 255 255 64 0 8 0 0 255 255 255 255 ff ff ff ff 40 00 08 ff ff ff ff 255 255 255 255 64 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 0f 08 ff ff ff ff 255 255 255 255 0 15 8 0 0 255 255 255 255 ff ff ff ff 00 08 08 ff ff ff ff 255 255 255 255 0 8 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 00 00 00 00 255 255 255 255 0 0 8 0 0 0 0 0 0 ff ff ff ff 00 00 08 00 00 00 00 255 255 255 255 0 0 8 0 0 0 0 0 0 ff ff ff ff 00 00 08 00 00 00 00 255 255 255 255 0 0 8 0 0 0 0 0 0 ff ff ff ff 00 00 08 ff ff ff ff 255 255 255 255 0 0 8 0 0 255 255 255 255 ff ff ff ff 00 00 08 255 255 255 255 0 0 8 0 0 a a a a test point unit min typ max input ctl vol. bus ctl (h) limits no. 38 39 40 41 42 43 44 45 46 47 48 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 symbol parameter otr otf oadj1 oadj1 oadj2 oadj2 oadj3 oadj3 vthosd oblk oblk vthblk hblk1 hblk2 hblk3 vthhblk ss-nv ss-sv vsh vsl tds-f tds-r vd-nv vd-sv vvdh vvdl tdv-f tdv-r vdh vdl ia+1 ia+2 ia- dnl osd pulse characteristics 1 osd pulse characteristics 2 osd adjust control characteristics 1 (max) osd adjust control relative characteristics 1 osd adjust control characteristics 2 (typ) osd adjust control relative characteristics 2 osd adjust control characteristics 3 (min) osd adjust control relative characteristics 3 osd input threshold voltage black level difference in osd blk on/off relative oblk osd blk input threshold voltage retrace blk characteristics 1 retrace blk characteristics 2 retrace blk characteristics 3 retrace blk input threshold voltage sog input maximum noise voltage sog minimum input voltage sync output high level sync output low level sync output delay time 1 sync output delay time 2 v-det input maximum noise voltage v-det minimum input voltage v-det output high level v-det output low level v-det output delay time 1 v-det output delay time 2 d/a output maximum voltage d/a output minimum voltage d/a out input current 1 d/a out input current 2 d/a out output current d/a nonlinearity 26,28, 30 b b b 26,28, 30 26,28, 30 26,28, 30 b a a a a b b b b a a a a b b b b b b b a b b a a a a a a a a b b b b b a 5 2 5 2 5 2 5 2 5 2 - - 5 2 5 2 b b a a a a b a b b b a a a a b b a b - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 5 2 a a - - - - - b b a a a a b a a a a b a b b b b a a a a a a 26,28, 30 26,28, 30 26,28, 30 26,28, 30 - 26,28, 30 b b b b b 26,28, 30 26,28, 30 26,28, 30 26,28, 30 b b b b a b b b b b b b b b a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a 5 2 5 2 5 2 5 2 5 2 9 9 b b a a a a 9 9 9 9 b b b b a a a a a a b b a a b b a a a a a a b b a a a a a a a a a a a a a a a a a a a a a a a a a a a a b b b b 5 2 5 2 5 2 5 2 10 10 5 2 5 2 b b a a 10 10 b b b b b b 10 10 b b b b b b b b b b a a b b b b a a b b a a a a a a a a b b a a a a a a a a a a a a a a a a a a a a a b b b b b a a a b 5 2 5 2 5 2 5 2 5 2 5 2 b a a a a a a b b b b b b b b b b b a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a 5 2 5 2 5 2 5 2 21,22, 23,24 21,22, 23,24 21,22, 23,24 21,22, 23,24 21,22, 23,24 21,22, 23,24 vari able vari able 5 2 5 2 a a vari able vari able - 2 3.3 4.0 1.2 1.8 -0.5 -0.1 5 - 4 7 4.9 0.8 1.0 1.2 2.4 0.8 1.0 1.2 0.3 -0.2 0 0.2 1.7 2.5 3.3 -0.5 -0.1 0.3 -0.2 0 0.2 1.7 2.5 3.3 1.6 1.9 2.2 1.0 1.3 1.6 0.3 0.6 0.9 0.7 1.5 2.3 - - 0.02 0.2 - - 4.5 4.9 5.0 0 0.4 0.7 10 30 65 10 30 65 - - - - 0.05 0.2 3.8 4.2 5.0 0 0.7 1.1 0 0.5 10 23 50 1 13 40 - - -1.0 1.0 0.4 - - 0.18 0.18 - v dc - - 4.7 5.2 5.7 0 v dc ma v p-p v p-p ns v dc v p-p v p-p v p-p v p-p v p-p v dc - - - - v dc ns ns ns v dc ns ns v dc v dc v dc v dc lsb v dc v dc v dc ma ma
i 2 c bus controlled video pre-amp for high resolution color display m61311sp/M61316SP mitsubishi ics ( monitor ) mitsubishi electric 8 note1) measuring conditions are as listed in supplementary table. measured with a current meter at test point ib. note2) measuring conditions are as listed in supplementary table. measured with a current meter at test point ia. note3) measuring conditions are as listed in supplementary table. measured with a current meter at test point ib. note4) it makes the amplitude of sg1 1.4p-p. measure the dc voltage of the white level of the waveform output. the measured value is called vomax. note5) increase the input signal(sg1) amplitude gradually, starting from 0.7vp-p. measure the amplitude of the input signal when the output signal starts becoming distorted. note6) input sg1, and measure the amplitude output at out(26,28,30). the amplitude is called vout(26,28,30). maximum gain gv is calculated by the equation below: gv = 20 log ( vout / 0.7 ) (db) note7) relative maximum gain gv is calculated by the equation below: gv = vout(26) / vout(28) , vout(28) / vout(30) , vout(30) / vout(26) note8) input sg1, and measure the amplitude output at out(26,28,30). the amplitude is called vout(26,28,30). the measured value is called vc1. note9) relative characteristics vc1 is calculated by the equation below: vc1 = vout(26) / vout(28) , vout(28) / vout(30) , vout(30) / vout(26) note10) measuring condition and procedure are the same as described in note8. note11) measuring condition and procedure are the same as described in note9. note12) measuring condition and procedure are the same as described in note8. note13) relative characteristics vc3 is calculated by the equation below: vc3 = vout(26) - vout(28) , vout(28) - vout(30) , vout(30) - vout(26) note14) input sg1, and measure the amplitude output at out(26,28,30). the amplitude is called vout(26,28,30). the measured value is called vsc1. note15) relative characteristics vsc1 is calculated by the equation below: vsc1 = vout(26) / vout(28) , vout(28) / vout(30) , vout(30) / vout(26) note16) measuring condition and procedure are the same as described in note14. note17) measuring condition and procedure are the same as described in note15. note18) measuring condition and procedure are the same as described in note14. note19) relative characteristics vsc3 is calculated by the equation below: vsc3 = vout(26) - vout(28) , vout(28) - vout(30) , vout(30) - vout(26) waveform output (v dc ) vomax 0.5 0.0
i 2 c bus controlled video pre-amp for high resolution color display m61311sp/M61316SP mitsubishi ics ( monitor ) mitsubishi electric note20) measure the amplitude output at out(26,28,30). the amplitude is called vout(26,28,30). the measured value is abl1. note21) relative characteristics abl1 is calculated by the equation below: abl1 = vout(26) / vout(28) , vout(28) / vout(30) , vout(30) / vout(26) note22) measuring condition and procedure are the same as described in note20. note23) measuring condition and procedure are the same as described in note21. note24) measuring condition and procedure are the same as described in note20. note25) relative characteristics abl3 is calculated by the equation below: abl3 = vout(26) - vout(28) , vout(28) - vout(30) , vout(30) - vout(26) note26) measure the dc voltage at out(26,28,30). the amplitude is called vout(26,28,30). the measured value is called vb1. note27) relative characteristics vb1 is calculated by the equation below: vb1 = vout(26) - vout(28) , vout(28) - vout(30) , vout(30) - vout(26) note28) measuring condition and procedure are the same as described in note26. note29) measuring condition and procedure are the same as described in note27. note30) measuring condition and procedure are the same as described in note26. note31) measuring condition and procedure are the same as described in note27. note32) measure the time needed for the input pulse to rise from 10% to 90% (tr1) and for the output pulse to rise from 10% to 90% (tr2) with an active probe. pulse characteristics tr is calculated by the equations below: note33) relative characteristics tr is calculated by the equation below: tr = tr(26) - tr(28) , tr(28) - tr(30) , tr(30) - tr(26) note34) measure the time needed for the input pulse to fall from 90% to 10% (tf1) and for the output pulse to fall from 90% to 10% (tf2) with an active probe. pulse characteristics tf is calculated by the equations below: note35) relative characteristics tf is calculated by the equation below: tf = tf(26) - tf(28) , tf(28) - tf(30) , tf(30) - tf(26) tr1 or tr2 tf1 or tf2 10% 90% 100% 0% tr = (tr2) 2 - (tr1) 2 (ns) tf = (tf2) 2 - (tf1) 2 (ns) 9
i 2 c bus controlled video pre-amp for high resolution color display m61311sp/M61316SP mitsubishi ics ( monitor ) mitsubishi electric note36) decrease the sg5 input level gradually from 5.0vp-p, monitoring the waveform output. measure the top level of input pulse when the output pedestal voltage turn decrease with unstable. and increase the sg5 input level gradually from 0vp-p. measure the top level of input pulse when the output pedestal voltage turn increase with stable (a point of 2.0v). the measured value is called vthcp. note37) decrease the sg5 pulse width gradually from 0.5us, monitoring the output. measure the sg5 pulse width when the output pedestal voltage turn decrease with unstable. and increase the sg5 pulse width gradually from 0us. measure the sg5 pulse width when the output pedestal voltage turn increase with stable (a point of 2.0v). the measured value is called wcp. note38) measure the time needed for the output pulse to rise from 10% to 90% (otr) with an active probe. note39) measure the time needed for the output pulse to fall from 90% to 10% (otf) with an active probe. note40) measure the amplitude output at out(26,28,30). the amplitude is called vout(26,28,30). the measured value is called oadj1. note41) relative characteristics oadj1 is calculated by the equation below: oadj1 = vout(26) / vout(28) , vout(28) / vout(30) , vout(30) / vout(26) note42) measuring condition and procedure are the same as described in note40. note43) measuring condition and procedure are the same as described in note41. note44) measuring condition and procedure are the same as described in note40. note45) relative characteristics oadj3 is calculated by the equation below: oadj3 = vout(26) - vout(28) , vout(28) - vout(30) , vout(30) - vout(26) note46) decrease the sg6 input level gradually from 5.0vp-p, monitoring the output. measure the top level of sg6 when the output is disappeared. and increase the sg6 input level gradually from 0vp-p. measure the top level of sg6 when the output is appeared. the measured value is called vthosd. note47) calculating the black level voltage minus the output voltage of high section of sg6 it makes vout(26,28,30). the calculated value is called oblk. note48) relative characteristics oblk is calculated by the equation below: oblk = vout(26) - vout(28) , vout(28) - vout(30) , vout(30) - vout(26) note50) confirm that output signal is being blanked by the sg6 at the time. decrease the sg6 input level gradually from 5.0vp-p, monitoring the output. measure the top level of sg6 when the blanking period is disappeared. and increase the sg6 input level gradually from 0vp-p. measure the top level of sg6 when the blanking period is appeared. the measured value is called vthblk. note51) measure the bottom voltage at amplitude of out(26,28,30). the measured value is called hblk1. note52) measuring condition and procedure are the same as described in note51. note53) measuring condition and procedure are the same as described in note51. note54) decrease the sg7 input level gradually from 5.0vp-p, monitoring the output. measure the top level of sg7 when the output is disappeared. and increase the sg7 input level gradually from 0vp-p. measure the top level of sg7 when the output is appeared. the measured value is called vthhblk. 10
i 2 c bus controlled video pre-amp for high resolution color display m61311sp/M61316SP mitsubishi ics ( monitor ) mitsubishi electric note55) when sg4 is all black (no video), the sync's amplitude of sg4 gradually from 0vp-p to 0.02vp-p. no pulse output permitted. note56) when sg4 is all white or all black, the sync's amplitude of sg4 gradually from 0.2vp-p to 0.3vp-p. positive pulse has occurred to sync sepa out. note57) measure the high voltage at sync sepa out. the measured value is treated as vsh. note58) measure the low voltage at sync sepa out. the measured value is treated as vsl. note59) sync sepa out becomes high with sink part of sg4. measure the time needed for the front edge of sg4 sync to fall from 50% and for syncout to rise from 50% with an active probe. the measured value is called tds-f. note60) sync sepa out becomes high with sink part of sg4. measure the time needed for the rear edge of sg4 sync to rise from 50% and for syncout to fall from 50% with an active probe. the measured value is called tds-r. note61) increase the sg1 input level gradually from 0vp-p to 0.05vp-p. no pulse video det out permitted. note62) decrease the sg1 input level gradually from 0.2p-p to 0.3vp-p. positive pulse has occurred to video det out. note63) measure the high voltage at video det out. the measured value is treated as vvdh. note64) measure the low voltage at video det out. the measured value is treated as vvdl. note65) video det out becomes high with signal part of sg1. measure the time needed for the sg1 to fall from 50% and for video det out to fall from 50% with an active probe. the measured value is called tdv-f. note66) video det out becomes high with signal part of sg1. measure the time needed for the sg1 to rise from 50% and for video det out to rise from 50% with an active probe. the measured value is called tdv-r. pedestal voltage sync(50%) (50%) sg4 sync sepa out tds-f tds-r video(50%) (50%) sg1 video det out tdv-r tdv-f pedestal voltage 11
i 2 c bus controlled video pre-amp for high resolution color display m61311sp/M61316SP mitsubishi ics ( monitor ) mitsubishi electric note68) measure the dc voltage at d/a out. the measured value is called vdl. note69) measure the input current that flows into d/a out through 1kohm by 2v dc . note70) measure the input current that flows into d/a out through 1kohm by 0.5v dc . note71) measure the output current that flows out of d/a out through 1kohm by 4.2v dc . note72) the difference of differential non-linearity of d/a out must be less than 1.0lsb. a 1kohm d/a out 12
i 2 c bus controlled video pre-amp for high resolution color display m61311sp/M61316SP mitsubishi ics ( monitor ) mitsubishi electric pulse with amplitude of 0.7vp-p. (f=30khz) video width 25us. (75%) (amplitude is variable) video width 25us. (75%) all white or all black variable. sync's amplitude is variable. pulse width and amplitude are variable. amplitude is variable. amplitude is variable. sg4 video signal (all white, all black) sg5 clamp pulse sg6 osd pulse sg7 blk pulse sg no. input signal sg1 video signal (all white) 5us 5v ttl 10us 5v ttl 0.5us 5v ttl 3us 0.3vp-p 0.7vp-p 33us 8us 0.7vp-p 13
i 2 c bus controlled video pre-amp for high resolution color display m61311sp/M61316SP mitsubishi ics ( monitor ) mitsubishi electric test circuit measure point * capacitor : 0.01uf (unless otherwise specified) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 gnd osd b in osd g in osd r in osd blk in 5v video det out sync sepa out gnd b in gnd song in g in 12v r in gnd bright abl in r out 12v g out gnd b out gnd d/a out4 d/a out3 d/a out2 d/a out1 scl sda cp in ret blk in a a in(2) in(4) song in in(7) sync sepa out video det out cp in d/a out (21) d/a out (22) d/a out (23) d/a out (24) out(26) out(28) 0 - 5v 0 - 5v v32 v31 1k 1k 1k sda scl sg5 sg7 sg6 ib 50k 47u 3.3u 0.01u 3.3u 0.01u 3.3u 0.01u 1u 47u ia 12v 5v sg4 sg1 sw2 sw4 sw5 sw7 sw12 sw13 sw14 sw15 a b sw17 sw18 a b a b a b a b a b a b a b a b out(30) a b sw3 a b 14
i 2 c bus controlled video pre-amp for high resolution color display m61311sp/M61316SP mitsubishi ics ( monitor ) mitsubishi electric clamp to about 3.5v due to clamp pulse from pin18. 2 input at low impedance. 4 7 connect to the power supply that stabilized. sync on video input pin. sync is negative. input signal at pin5, compare with the reference voltage of internal circuit in order to separate sync signal from sync on green signal. input at low impedance. do not input the signal without the sync. when it does not use this function, connect to capacitor between gnd, turn on sync sepa sw by iic bus. 1 connect to gnd. 6 8 16 27 sync sepa output pin. when the rise time of the signal is sped up, connect about 2.3 kohm between 5v power supply. when it does not use, do openly. so as not to flow into pin9 8ma over, resistance value does not make to 2.3kohm or under. output is a positive. pin10 needs to connect the 50kohm between 5v power supply. when it does not use this function, turn off video det sw by iic bus. connect to the power supply that stabilized. 10 video det out - 9 11 vcc (5v) 5 sync sepa out - gnd 1 gnd 2 gnd 3 gnd gnd gnd 4 5 song in when open 2.3 3 vcc 1 (12v) remark no. name dc voltage(v) peripheral circuit of pins 12 terminal description 3.5 r in g in b in 12v 50k 10 12v 2k 2k cp 0.02ma 2.25v 3.5v 5v 1.5k 0.2ma 0.13ma 2.4v 2.28v 1.5k 30k 10k 1k 6k 6k 5 5v 1k 9 15
i 2 c bus controlled video pre-amp for high resolution color display m61311sp/M61316SP mitsubishi ics ( monitor ) mitsubishi electric input the positive pulse. 12 13 when it does not use this function, 14 connect to gnd. when input osd rgb pulse, input 15 osd blk pulse without fail. input the positive pulse. when it does not use this function, connect to gnd. input the positive pulse which width 200ns over. input at low impedance. sda of iic bus. (serial data line) tth = 2.3v osd b in 17 retrace blk in remark 19 sda - 18 clamp pulse in - dc voltage(v) peripheral circuit of pins - osd blk in osd r in osd g in no. name 12v 3.25v 3.25v 0.1ma 500 500 500 500 12v 2.25v 50k 17 12v 3.75v 0.15ma 500 750 750 50k 10k 10k 18 12v 3.0v 19 2k 3.5 --- 5v 1.5v --- gnd 2.5 --- 5v 0.5v --- gnd 2.5 --- 5v 0.5v --- gnd 16
i 2 c bus controlled video pre-amp for high resolution color display m61311sp/M61316SP mitsubishi ics ( monitor ) mitsubishi electric scl of iic bus. (serial clock line) tth = 2.3v d/a output pin. output voltage ranges is 0v to 5v. 21 input current is below 0.18ma. output current is below 0.4ma. 22 23 24 this terminal needs to connect the 1 to 3kohm resister between gnd. this resistance value may be changed, to improve the video output characteristics. connect to gnd. it is the power supply of emitter follower of rgb output exclusive use. abl (automatic beam limitter) input pin. input voltage in the ranges of 0v to 5v. output amplitude max with 5v. output amplitude min with 0v. when it does not use this function, connect to 5v. it is recommended that the ic is used between pedestal voltage 2v to 3v. 25 connect to gnd. peripheral circuit of pins 32 bright - nc - 28 g out 30 r out 31 abl in when open 2.5v 26 b out variable 27 gnd 4 29 vcc 2 (12v) 12 remark 20 scl - no. name dc voltage(v) d/a out 1 d/a out 2 d/a out 3 d/a out 4 12v 15k 50 29 27 35 5v 6k 9k 2.5k 2k 5k 16.25k 0.4ma 31 12v 3.0v 20 2k 12v 35k 35k 32 to other channel 17
i 2 c bus controlled video pre-amp for high resolution color display m61311sp/M61316SP mitsubishi ics ( monitor ) mitsubishi electric main contrast control characteristics sub contrast control characteristics brightness control characteristics abl control characteristics osd adjust control characteristics d/a out control characteristics electrical characteristics (reference data) output amplitude (vp-p) 0 2 4 6 00h ffh sub contrast control data output amplitude (vp-p) 0 2 4 6 00h ffh main contrast control data output dc voltage (v dc ) 0 2 4 6 0.5 4 brightness control voltage (v dc ) output amplitude (v p-p ) 0 2 4 6 0 5 abl control voltage (v dc ) output amplitude (v p-p ) 0 2 4 6 00h 7fh osd adjust control data output dc voltage (v dc ) 0 2 4 6 00h ffh d/a out control data sub contrast : max abl : 5v main contrast : max abl : 5v brightness : 2v dc main contrast : max sub contrast : max 18
i 2 c bus controlled video pre-amp for high resolution color display m61311sp/M61316SP mitsubishi ics ( monitor ) mitsubishi electric about clamp pulse input clamp pulse needs to be always inputted. clamp pulse width is recommended : 15khz at 1.0 us over 30khz at 0.5 us over 64khz at 0.3 us over the clamp pulse circuit in ordinary set is a long round about way, and beside high voltage, sometimes connect to external terminal, it is very easy affected by large surge. therfore, the fig. shown right is recommended. notice of application make the nearest distanse between output and pull down resister. recommend this resister is 1to 3 kohm. power dissipation in 3kohm is smaller than 1kohm. recommend pedestal voltage of ic output signal is 2v. as for the low level of the pulse input of osd blk, osd, clamp pulse, retrace blk etc., avoid consisting the gnd level or under. pin31 connect to the voltage that stabilized, and pay attention as surge etc. does not flow into. vcc(12v,5v) connects to the power supply that stabilized, and bypass-capacitor connects near the terminal. when capacitor is connected to pin29, it sometimes oscillates. do not connect capacitor to pin29. connect to bypass-capacitance of the dc line near the terminal. connect to the nc pin to gnd. the time(t) is from fall of 9bit of scl to rise of acknowledge. about the fowarding of iic bus, the time(t) changes with the resistance that connected outside. the next scl does not overlap into this time(t). application method for m61311sp/M61316SP 18 20 5v r 400pf scl t scl acknowledge 1.0 2.0 3.0 5.0 7.0 10 0 4 8 12 16 resistance value (kohm) delay time t (us) acknowledge delay time characteristics (reference data) 19
i 2 c bus controlled video pre-amp for high resolution color display m61311sp/M61316SP mitsubishi ics ( monitor ) mitsubishi electric m61311sp/M61316SP 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 osd b in b in scl sda ret blk in 110v osd g in osd r in osd blk in gnd 5v dc sync sepa out video det out g in r in song in 5v 12v crt cut off adj gnd 5v dc clamp pulse in gnd 5v dc 50k 0.01u 3.3u 75 0.01u 3.3u 75 1u 0.01u 3.3u 75 0.01u 47u 0.01u 47u abl in 0 - 5v dc 0.01u 0.01u 0.01u 0.01u 0.01u 3k 3k 3k 100 100uh 47u bright 2 - 3v dc application example "purchase of mitsubishi electric corporation's iic components conveys a license under the philips iic patent rights to use these components in an iic system, provided that the system conforms the iic standard specification as defined by philips" 20
i 2 c bu s con tr olled video pre-a mp for high resolu t ion color display m61311sp /m 61316sp mi t subishi ics ( mo ni tor ) mits ubi shi electric 21 detail ed dia gra m o f package outline sdip32-p-400-1.78 weight(g) 2.2 jedec code eiaj package code lead material alloy 42/cu alloy 32p4b plastic 32pin 400mil sdip symbol min nom max a a 2 b b 1 b 2 c e d l dimension in millimeters a 1 0.51 ?.8 0.35 0.45 0.55 0.9 1.0 1.3 0.63 0.73 1.03 0.22 0.27 0.34 27.8 28.0 28.2 8.75 8.9 9.05 1.778 10.16 3.0 0 ?5 5.08 e e 1 32 17 16 1 e c e 1 a 2 a 1 b 2 b b 1 e la seating plane d
i 2 c bu s con tr olled video pre-a mp for high resolu t ion color display m61311sp /m 61316sp mi t subishi ics ( mo ni tor ) mits ubi shi electric 22 keep sa fe ty f irst in your c ircuit designs! l mitsubishi el ec tri c corporation puts the maximum e ff ort into m aking semiconductor products better and more re li ab le, but th ere is a lways th e possibility th a t troubl e may occur with them . t rouble with semiconductors may lead to personal injury , f ire or property damage . r emember to give due consideration to sa fe ty when making your c ircuit designs , with appropriate measures such as (i) placement o f substitutiv e , auxili ary c ircuits , ( ii ) use o f non- f lammable material or (iii) prevention against any mal f un c tion or mish ap. notes regarding these materials l th ese materials are intended as a re f erence to assist our custom ers in th e se lection o f th e mitsubishi s emiconductor product best suited to th e c ustom e r' s appli ca tion; th ey do not convey any license under any intellectual property rights, or any other rights , b e longing to mitsubishi ele c tri c corporation or a third party. l mitsubishi el ec tri c corpora t ion assumes no responsibility f or any damage , o r in f ringement o f any third-part y' s rights, origin a ting in th e use o f any product data , di agra ms, char ts, p rogra ms, a lgorithms , or circuit application exa mpl es contained in these materials. l a ll in f ormation contained in these materials, including product data, diagrams, charts, programs and algorithms represen ts in f ormation on products at the time o f publi ca tion o f th ese materials, and are subject to change by mitsubishi el ec tri c corporation without noti ce du e to produ c t imp rove ments or other reasons . it is th ere f ore reco mm ended that customers contact mitsubishi electric corporation or an authorized mitsubishi semiconductor product distributor f or the latest product in f ormation be f ore purchasing a product listed herein. th e in f or mation d escr ib ed here may contain technical inaccuracies or typographical errors . mitsubishi el ec tric corporati on assumes no responsibility f or any da mage , li ability, or oth er loss r ising f rom th ese inaccuracies or errors. pl ea se a lso p ay a tt en tion to in f ormation publish ed by mitsubishi el ec tric corporation by various means , in c luding th e mitsubishi s emiconductor home page (http://www .mitsubishi ch ips. com). l wh en using any or all o f th e in f ormation contained in these materials, including product data, diagrams, charts, programs , and algorithms , pl ea se be sure to evaluate all in f ormation as a total system be f ore making a f in a l d ec ision on the applicability o f th e in f or mation and products. mitsubishi el ec tric corporation assumes no responsibility f or any da mage , li ab ility or other loss r esulting f ro m th e in f ormation contained herein. l mitsubishi el ec tri c corporation semiconductors are not designed or manu fac tu red f or use in a device or system that is us ed under circumstances in which human li f e is pot en ti a lly a t st ake . pl ea se contact mitsubishi electric corp ora tion or an au tho rized mitsubishi s emiconductor product distributor when considering the use o f a produc t contained herein f or any speci f ic purposes , su ch as apparatus or systems f or transportation , v eh icular, medical, aero sp ace , nu c lear , o r undersea repeater use. l th e pr io r wr itt en approva l o f mitsubishi electric corporation is necessary to reprint or reproduce in whole or in par t th ese materials. l i f these products or technologies are subject to the japanese export control restrictions , th ey must be exported und er a li ce ns e f ro m th e japanese government and cannot be imported into a country other than the approved destin a tion. any diversion or reexport contrary to the export control laws and regulations o f japan and/or the country o f destin a tion is prohibit ed. l pl ea se contact mitsubishi electric corporation or an authorized mitsubishi semiconductor product distributor f or f urther details on these materials or the products contained therein.

▲Up To Search▲

Price & Availability of M61316SP

	To Download M61316SP Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .