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? e95y03a77-te sony reserves the right to change products and specifications without prior notice. this information does not convey any licens e by any implication or otherwise under any patents or other right. application circuits shown, if any, are typical examples illustr ating the operation of the devices. sony cannot assume responsibility for any problems arising out of the use of these circuits. absolute maximum ratings (ta=25 ?) supply voltage v cc 7v operating temperature topr ?0 to +75 ? storage temperature tstg ?5 to +150 ? allowable power dissipation p d 1120 mw (when mounted on board) operating conditions recommended supply voltage v cc 3.15 v v cc h 4.75 v supply voltage range v cc 3 to 5.25 v v cc h 4.5 to 5.25 v however, v cc h 3 v cc description the CXA2038R is a bipolar ic designed as an afm monaural signal processor for 8 mm vcrs. all functions necessary for afm monaural are concentrated onto a single 64-pin lqfp. features low supply voltage (3.15 v) design low power consumption (v cc =3.15 v) recording: 65 mw playback: 103 mw built-in bpf (1.5 mhz) fm modulator center frequency made non- adjusting. supports ntsc and pal enables both parallel and 3-line serial mode control supports electronic volume (evr) control applications 8 mm vcrs structure bipolar silicon monolithic ic afm monaural signal processor for 8 mm vcr 64 pin lqfp (plastic) CXA2038R
2 CXA2038R block diagram m i c / l i n e ( c s ) r e c / p b ( c k ) ( s i ) p m u t e t c m i x o u t m i c i n v c c 1 r e c o n s p l p m u t e p b r e c v c t 5 v c c 2 v c c h a f l i m p b r e c p b r e c p b r e c b p f o n o f f p l l l p f d e v a d j s / h t c m u t e l p e m p t c m o n i t o r b p m o n i c t g n d 2 v c t h n c n c n c n c n c n c n c f a d e g n d 1 r f d c i f d c w e i g h t t c h t c n r d c a l c d e t v c t t c i r e f n c n c n c n c n c l i n e i n m u t e o u t l i n e m i c p l l e n c i n e n c o u t d e c i n d e c o u t n r p o w e r m u t e m u t e c o n t r o l b u s d e c o d e r a l c d e t f a d e l p f d . c . b u f m u t e d . c . m u t e l p e m p 1 . 5 m h z v c o l i m l p f l i m l p f p h a s e c o m p 1 . 5 m b p f r f a g c d o c d e t f w r m u t e d e t m u t e o f f d e l a y o r p g d o u b s / h 1 7 1 8 1 9 2 0 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 3 0 3 1 3 2 3 3 3 4 3 5 3 6 3 7 3 8 3 9 4 0 4 1 4 2 4 3 4 4 4 5 4 6 4 7 4 8 4 9 5 0 5 1 5 2 5 3 5 4 5 5 5 6 5 7 5 8 5 9 6 0 6 1 6 2 6 3 6 4 1 0 1 2 3 4 5 6 7 8 9 1 5 1 4 1 3 1 2 1 1 1 6 l i n e o u t e p o u t g n d h n c p b r f i n m u t e t c r e c f m o u t r f s w p f s c i n b p f m o n i a g c t c n c n c n c n c n c v c t b p f f o a d j n t s c / p a l s p / l p ( s i / p a )
3 CXA2038R pin description (v cc 1, v cc 2=3.15 v, v cc h=4.75 v, ta=27 c) pin no. 1 2 3 4 5 symbol alcdet nc fade nc nc pin voltage dc ac see attached sheet. equivalent circuit description alc time constant pin. alc is off when this pin is connected to gnd. evr control pin for fader. 0 to 0.5 v with fixed gain. increasing the applied voltage lowers the gain and causes the fader to operate. 5 0 0 v c c 1 g n d 2 5 0 1 k 2 1 5 0 k v c c 1 g n d 2 0 5 0 k 1 . 2 4 v 3
4 CXA2038R pin no. 6 7 8 9 10 symbol iref ifdc rfdc vct tc gnd1 pin voltage dc ac 1.17 v 1.90 v 1.88 v 1.83 v 0 v equivalent circuit description pin for generating the reference current. connect a 47 k external resistor. be careful not to cause cross talk. signal path dc monitor pin. signal path dc monitor pin. ic internal bias pin. connect a decoupling capacitor. audio system gnd pin. 1 9 2 v c c 1 g n d 1 9 2 6 4 0 k v c c h g n d 1 k 4 0 7 2 6 . 8 k v c c 1 g n d 1 k 6 0 8 v c c 1 g n d 5 0 1 k 6 0 k 6 0 k 9 * 1 * 1 externally applied voltage
5 CXA2038R pin no. 11 12 13 14 15 symbol weight nrdc tch tc nc pin voltage dc ac 1.18 v 1.68 v 0.47 v 1.1 v equivalent circuit description nr weight time constant pin. nr block dc monitor pin. nr attack/recovery time constant pins. v c c 1 g n d 4 . 7 k 5 1 1 v c c 1 g n d 5 1 4 7 1 k 1 2 v c c 1 1 4 7 1 5 0 2 2 0 0 1 0 g n d 1 3 1 4
6 CXA2038R pin no. 16 17 18 19 20 symbol nc si/pa (sp/lp) vct nc nc pin voltage dc ac 1.23 v equivalent circuit description serial/parallel (sp/lp) mode switching pin. when this pin is 4.3 v or more, the ic operates in serial control mode and mode control for the ic is performed by pins 58 (cs), 59 (ck) and 60 (si). when this pin is 3.5 v or less, the ic operates in parallel control mode as follows. ic internal bias pin. connect a decoupling capacitor. v c c h g n d 1 4 7 4 v 5 0 k 1 . 5 v 1 0 2 0 s p / l p s i / p a 1 7 v c c 1 g n d 1 k 4 0 5 1 8 l (0 to 1 v) lp h (2 to 3.5 v) or open sp
7 CXA2038R pin no. 21 22 23 24 25 symbol rfagc tc pbrfin bpfmoni recfmout nc pin voltage dc ac 2.3 v 1.0 v 0.9 v equivalent circuit description pin for deciding rfagc time constant. input pin for pb rf signal. the reference input level is approximately 200 mvp-p (y + c + afm). note that the reference input level for the afm component is 15 mvp-p. pin for monitoring the bpf output. connect a 4.7 k external resistor. recording fm modulated audio output pin. v c c 2 g n d 1 k 4 0 v c c - 1 . 1 v 2 1 v c c 2 g n d 1 4 7 v c c - 1 . 1 5 v 1 7 k 1 7 k 5 0 2 2 v c c 2 g n d 1 . 5 m b p f o u t 2 0 1 0 0 2 3 v c c 2 g n d 2 2 0 1 0 0 2 4 r e f e r e n c e i n p u t a f m 1 5 m v p - p r e f e r e n c e o u t p u t 1 1 0 m v p - p 1 . 5 m h z r e f e r e n c e o u t p u t 2 1 0 m v p - p
8 CXA2038R pin no. 26 27 28 29 30 symbol bpf f0 adj mutetc ntsc/pal f sc in nc pin voltage dc ac see attached sheet. 2.3 v 1.53 v equivalent circuit description pin for varying the bpf fo. non-adjusting mode when 0 to 0.8 v (v cc = 3.15 v). time constant pin for determining the mute off delay time. ntsc/pal switching pin during parallel mode. fsc input pin. the input level is 200 to 500 mvp-p. during ntsc: 3.579545 mhz during pal: 4.433619 mhz v c c 2 g n d 2 0 4 7 k 2 3 k 1 k 7 3 k 2 0 v c c 2 / 3 a d j o n / o f f 2 6 v c c 2 g n d 1 0 k 1 0 1 k d o c 0 . 6 d o c 2 . 5 2 7 v c c 1 g n d 5 0 k 4 0 2 8 v c c 2 g n d 1 4 7 4 0 4 0 k v c c - 1 . 4 v 2 9 r e f e r e n c e i n p u t 3 0 0 m v p - p l (0 to 1 v) pal h (2 v to v cc 1) ntsc
9 CXA2038R pin no. 31 32 33 34 35 symbol rfswp nc bpfmoni ctl plllpf lpemp tc pin voltage dc ac 1.87 v equivalent circuit description rfswp input pin. bpf on/off switch control pin. pll time constant pin. since this pin has a small attraction and discharge current, signals should be received with high impedance when monitoring this pin. also, be careful not to cause cross talk. lpemp time constant pin. be careful not to cause cross talk. v c c 2 g n d 5 0 k 1 4 7 1 1 0 k 1 . 2 v 3 1 g n d 1 0 1 4 7 4 v v c c 1 3 3 v c c 2 g n d 1 k 0 . 0 8 2 5 k 0 . 0 8 3 4 v c c 2 g n d 1 7 3 k 4 1 0 k 3 5 3 0 h z i n p u t 3 0 h z h ( 2 t o v c c 1 ) l ( 0 t o 1 v ) l (0 to 3.5 v) or open bpf on h2 (4.3 v to v cc h) bpf off
10 CXA2038R pin no. 36 37 38 39 40 symbol devadj moni nc nc gnd2 pin voltage dc ac see attached sheet. 1.84 v 0 v equivalent circuit description deviation adjusting pin. the variable width is from 0 to v cc 1. pin for monitoring the signal before modulation during recording and after demodulation during playback. rf system gnd pin. v c c 1 g n d 6 0 k 5 0 k 5 0 k 2 0 3 6 v c c 1 g n d 1 k 2 0 3 7 * 2 r e f e r e n c e o u t p u t 1 5 d b m * 1 * 1 externally applied voltage * 2 0dbm=2.19 vp-p
11 CXA2038R pin no. 41 42 43 44 45 symbol nc nc vcth shtc nc pin voltage dc ac 1.89 v 1.7 v equivalent circuit description rf system reference bias pin. connect a decoupling capacitor. s/h time constant pin. v c c 1 g n d 1 k 4 3 v c c 1 g n d 1 k 5 5 0 0 4 4
12 CXA2038R pin no. 46 47 48 49 50 symbol nc nc mute on/off line out epout pin voltage dc ac 2.01 v 2.01 v equivalent circuit v c c 1 g n d 5 0 k 2 0 4 8 v c c h g n d 3 6 k 1 4 7 4 9 v c c h g n d 3 6 k 5 0 r e f e r e n c e o u t p u t 7 d b m * 1 r e f e r e n c e o u t p u t 7 d b m * 1 * 2 0dbm=2.19 vp-p description mute control pin. mute control is possible during both serial and parallel modes. lineout pin. set the load to 47 k or more. epout pin. this pin can drive a load of 120 . l (0 to 1 v) mute off h (2 v to v cc 1) or open mute on
13 CXA2038R pin no. 51 52 53 54 55 symbol gndh nc muteout v cc h mixout pin voltage dc ac 0 v 0 v 4.75 v 2.01 v equivalent circuit description output buffer system gnd pin. muteout pin. this pin outputs current during muting and power on/off to operate the external sw tr. output buffer system power supply pin. mixout pin. set the load to 47 k or more. v c c h g n d 5 3 v c c h g n d 3 6 k 1 4 7 5 5 r e f e r e n c e o u t p u t 7 d b m * 2 * 1 * 1 * 1 externally applied voltage * 2 0dbm=2.19 vp-p
14 CXA2038R pin no. 56 57 58 59 60 symbol v cc 2 pmutetc mic/line (cs) rec/pb (ck) si pin voltage dc ac 3.15 v 4.75 v equivalent circuit description rf system power supply pin. time constant pin for deciding the power on/off mute time. during parallel operation: mic/line switching pin. during serial operation: cs input pin. during parallel operation: rec/pb switching pin. during serial operation: ck input pin. during serial operation: si input pin. v c c h g n d 1 0 k 5 k 5 7 v c c 1 g n d 5 0 k 4 0 1 . 5 v 5 8 v c c 1 g n d 5 0 k 4 0 1 . 5 v 5 9 v c c 1 g n d 5 0 k 4 0 1 . 5 v 6 0 * 1 * 1 externally applied voltage l (0 to 1 v) or open rec h (2 v to v cc 1) pb l (0 to 1 v) or open line h (2 v to v cc 1) mic
15 CXA2038R pin no. 61 62 63 64 symbol vct5 micin v cc 1 line in pin voltage dc ac 2.02 v 1.16 v 3.15 v 1.16 v equivalent circuit description ic internal bias pin. connect a decoupling capacitor. microphone input pin. standard input level: ?8 dbm. this pin has a small input signal level and high input impedance. therefore, be careful not to cause cross talk with other signals. audio system power supply pin. line input pin. standard input level: ?8 dbm. this pin has a small input signal level and high input impedance. therefore, be careful not to cause cross talk with other signals. v c c h g n d 6 0 k 6 0 k 1 k 1 4 7 6 1 v c c 1 g n d 5 0 k 5 1 4 7 v c t 6 2 v c c 1 g n d 5 0 k 5 1 4 7 v c t 6 4 r e f e r e n c e i n p u t 3 8 d b m * 2 * 2 r e f e r e n c e i n p u t 3 8 d b m * 1 * 1 externally applied voltage * 2 0dbm=2.19 vp-p
16 CXA2038R electrical characteristics v cc 1, v cc 2=3.15 v, v cc h=4.75 v, ta=27 c measurement input signal conditions input pin level frequency sg62 ?8 dbm 1 khz sg62 ?8 dbm 1 khz sg62 ?8 dbm 1 khz sg62 ? dbm 1 khz +36 db sg62 /+20 db 1 khz sg62 ? dbm 1 khz sg62 ?8 dbm 1 khz sg62 ?8 dbm 1 khz measurement method during serial no signal during serial no signal during serial no signal during serial no signal measure the thd to the 10 th. obtain with the ratio of +36 db/+20 db. valc36/valc20 measure the thd to the 10 th. a weight obtain with vfalo/vlnol. ratings min. typ. max. 12 16 20 2 3 4 21 28 35 2 3 4 ? ? ? 0.2 ? ? 1 ? 0 3 0 0.6 2.5 1 ?9 ?.5 0 0.5 switch condition, normally set to ? 1 3 22 29 31 33 44 62 64 a a a a a a a a a a no. 1 2 3 4 5 6 7 8 9 10 11 12 item current consumption during recording 1 v cc 1 + v cc 2 systems current consumption during recording 2 v cc h system current consumption during playback 1 v cc 1 + v cc 2 systems current consumption during playback 2 v cc h system mic in line out reference output level mic in line out reference output distortion alc level 1 (ref + 20 db) alc level 2 (ref + 36 db) alc effects (+36 db/+20 db) alc maximum input distortion (ref + 36 db) fader maximum attenuation fader dead voltage level symbol irec1 irec2 ipb1 ipb2 vlnol hlno valc20 valc36 valc halch vfal vfalo control voltage v3 v26 v33 v36 v44 v cc 1 0.5 v mode condi tion b b c c b b b b b b b b measu rement point l1 l2 l1 l2 p49 p49 p49 p49 p49 p49 p49 p49 unit ma ma ma ma dbm % dbm dbm db % dbm db reference signal source input pin level frequency
17 CXA2038R measurement input signal conditions input pin level frequency sg62 ?8 dbm 20 khz sg62 ?8 dbm 60 khz sg64 ?8 dbm 1 khz sg64 ?8 dbm 1 khz sg64 ?8 dbm 1 khz sg62 1 khz sg62 ?8 dbm 1 khz sg62 ?8 dbm 1 khz sg62 ?3 dbm 1 khz measurement method obtain with the ratio of 20 khz/1 khz. fln20/vlnol obtain with the ratio of 60 khz/1 khz. fln60/vlnol a weight measure the thd to the 10 th. a weight a weight measure the ee system output dc level difference during mute on/off. measure the output level when thd = 1 %. a weight obtain with ?3 dbm/?3 dbm. vnrl73/vnrl33 ratings min. typ. max. ? 0 1 ?0 ?9 ? ? ? 0.2 ?9 ?7 ?00 0 +100 0.5 ?5 ?6.6 ?4.6 ?2.6 ?2.5 ?1.5 ?0.5 switch condition, normally set to ? 1 3 22 29 31 33 44 62 64 a a a a a a a a a a a no. 13 14 15 16 17 18 19 20 21 22 23 24 item ee system frequency response (20 khz/1 khz) ee system frequency response (60 khz/1 khz) mic in output noise line in line out reference output level line in line out reference output distortion line in output noise cross talk between input switches ee system mute switching level difference line maximum output line mute attenuation nr encode reference output nr encode linearity symbol fln20 fln60 nln vlnoll hlnol nlnl vctl vmdc vlnmx vlnml vnrl 38 vnrl 78 control voltage v3 v26 v33 v36 v44 mode condi tion b b b a a a a b b f b b measu rement point p49 p49 p49 p49 p49 p49 p49 p49 p49 p49 p37 p37 unit db db dbm dbm % dbm dbm mvp-p dbm dbm dbm db reference signal source input pin level frequency
18 CXA2038R measurement input signal conditions input pin level frequency sg62 ?8 dbm 10 khz sg62 ?8 dbm 2 khz sg62 ?8 dbm 10 khz sg29 200 mvp-p 3.579545 mhz sg29 200 mvp-p 4.433619 mhz sg62 ?8 dbm 10 khz sg62 ?8 dbm 1 khz sg62 ?8 dbm 1 khz sg22 150 mvp-p 7 mhz measurement method measure the ratio of f = 10 khz/1 khz. vnrf14/nrl38 f = 2 khz obtain with the ratio of lp/sp. f = 10 khz obtain with the ratio of lp/sp. adjustment method noted separately. measurement method noted separately. ratings min. typ. max. 3.9 4.9 5.9 1.6 2.1 2.5 2.5 3.0 3.5 1.4995 1.5 1.5005 1.4995 1.5 1.5005 187 208 229 ?5 ?5 ?0 ?0 91 110 130 0.1 2.9 0.4 110 switch condition, normally set to ? 1 3 22 29 31 33 44 62 64 a a a a a a a a a a a a a a a a a no. 25 26 27 28 29 30 31 32 33 34 35 36 item nr encode frequency response rec lp frequency response 1 rec lp frequency response 2 oscillator frequency 1.5 mhz (ntsc) oscillator frequency 1.5 mhz (pal) rec fm output level rec fm output secondary distortion rec fm output tertiary distortion af lim characteristics dev variable width 1.5 m reference fm modulation distortion rfagc level 1 symbol fnr14 flp2 flp10 fvco1 fvco2 vfml vfmh1 vfnh2 vaflm vdev vrech vagcl1 control voltage v3 v26 v33 v36 v44 adju sting vdev value v cc h mode condi tion b d/b d/b b e b b b b b b c measu rement point p37 p37 p37 p24 p24 p24 p24 p24 p24 p36 p24 p23 unit db db db mhz mhz mvp-p db db khz v % mvp-p reference signal source input pin level frequency sg29 200 mvp-p 3.579545 mhz sg29 200 mvp-p 3.579545 mhz sg29 200 mvp-p 3.579545mhz sg29 200 mvp-p 3.579545 mhz sg29 200 mvp-p 3.579545 mhz sg29 200 mvp-p 3.579545 mhz sg29 200 mvp-p 3.579545 mhz
19 CXA2038R measurement input signal conditions input pin level frequency sg22 300 mvp-p 7 mhz sg22 600 mvp-p 7 mhz sg22 15 mvp-p 1.4 mhz, 1.6 mhz sg22 15 mvp-p 1.5 mhz sg22 15 mvp-p 0.8 mhz sg22 15 mvp-p 1.3 mhz sg22 15 mvp-p 1.4 mhz sg22 15 mvp-p 1.6 mhz sg22 15 mvp-p 1.7 mhz sg22 15 mvp-p 2.5 mhz 1.5 mhz sg22 15 mvp-p dev 60 khz fs=1 khz 1.5 mhz sg22 15 mvp-p dev 60 khz fs=1 khz measurement method adjustment method noted separately. obtain the ratio of 0.8 mhz/1.5 mhz. fbp0.8/vbpml obtain the ratio of 1.3 mhz/1.5 mhz. fbp1.3/vbpml obtain the ratio of 1.4 mhz/1.5 mhz. fbp1.4/vbpml obtain the ratio of 1.6 mhz/1.5 mhz. fbp1.6/vbpml obtain the ratio of 1.7 mhz/1.5 mhz. fbp1.7/vbpml obtain the ratio of 2.5 mhz/1.5 mhz. fbp2.5/vbpml ratings min. typ. max. 166 167 1.2 3 110 ?1 ?8 ?5 ? ? ? ? ? ?5 ? ?1 ?8 ?.8 ?.8 ?.8 0.25 0.5 switch condition, normally set to ? 1 3 22 29 31 33 44 62 64 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 no. 37 38 39 40 41 42 43 44 45 46 47 48 item rfagc level 2 rfagc level 3 bpf adj voltage bpf moni level 1.5 mhz frequency response 0.8 m/1.5 m frequency response 1.3 m/1.5 m pbrfin ? bpfmoni frequency response 1.4 m/1.5 m pbrfin ? bpfmoni frequency response 1.6 m/1.5 m pbrfin ? bpfmoni frequency response 1.7 m/1.5 m pbrfin ? bpfmoni frequency response 2.5 m/1.5 m pbrfin ? bpfmoni demodulation level demodulation distortion factor symbol vagcl2 vagcl3 vbpaj vbpml fbp0.8 fbp1.3 fbp1.4 fbp1.6 fbp1.7 fbp2.5 vpbl hpb control voltage v3 v26 v33 v36 v44 v cc h v cc h adju sting vbpaj value vbpaj value vbpaj value vbpaj value vbpaj value vbpaj value vbpaj value vbpaj vdev value value vbpaj vdev value value mode condi tion c c c c c c c c c c c c measu rement point p23 p23 p26 p23 p23 p23 p23 p23 p23 p23 p49 p49 unit mvp-p mvp-p v mvp-p db db db db db db dbm % reference signal source input pin level frequency sg29 200 mvp-p 3.579545 mhz sg29 200 mvp-p 3.579545 mhz sg29 200 mvp-p 3.579545mhz sg29 200 mvp-p 3.579545 mhz sg29 200 mvp-p 3.579545 mhz sg29 200 mvp-p 3.579545 mhz sg29 200 mvp-p 3.579545 mhz sg29 200 mvp-p 3.579545 mhz sg29 200 mvp-p 3.579545 mhz sg29 200 mvp-p 3.579545 mhz sg31 3 vp-p 30 hz sg29 200 mvp-p 3.579545 mhz sg31 3 vp-p 30 hz sg29 200 mvp-p 3.579545 mhz
20 CXA2038R measurement input signal conditions input pin level frequency sg22 15 mvp-p 1.5 mhz see sg22 fig. 1 1.5 mhz see 1.5 mhz sg22 fig. 1 30 %am see 1.5 mhz sg22 fig. 1 30 %am see 1.5 mhz sg22 fig. 2 tone burst see 1.5 mhz sg22 fig. 2 tone burst sg22 15 mvp-p 1.5 mhz sg22 15 mvp-p 1.5 mhz 58 59 dc 60 58 59 dc 60 48 dc measurement method a weight obtain the value for a where 15 mvp-p = 0 db. see fig. 1. obtain the ratio of b/a. vdoc2/vdoc1 see fig. 1. obtain the value for a where 15 mvp-p = 0 db. see fig. 1. measure the ee system output dc level difference during power on/off. ratings min. typ. max. ?5 ?7.5 ?2.5 ?.5 1 2 4.5 ?0.5 15.5 10.5 420 530 640 120 150 180 5.5 7.5 9.5 1 2 3 ?00 0 +100 0 1 2 v cc 0 1 switch condition, normally set to ? 1 3 22 29 31 33 44 62 64 a a a a a a a a a a a a a a a a a a a a a a a a no. 49 50 51 52 53 54 55 56 57 58 59 60 item demodulation noise doc detection sensitivity a (during sp) hysteresis b (during sp) doc detection sensitivity a (during lp) mute off delay t1 mute hold time t2 pg doubler width (see fig. 3.) pg doubler delay (see fig. 3.) power on/off noise cs, ck, sin input low level cs, ck, sin input high level mute on/off low level symbol npb vdoc1 vdoc2 vdoc3 tmuon tmuof tpgh tpgd npmu vsil vsih v48l control voltage v3 v26 v33 v36 v44 vbpaj vdev value value vbpaj 2.4 v value vbpaj 2.4 v value vbpaj 2.4 v value vbpaj value vbpaj value vbpaj 2.4 v value vbpaj 2.4 v value mode condi tion c c c c c c c c b b b b measu rement point p49 p37 p37 p37 p49 p49 tp49 p58 p59 p60 p58 p59 p60 p48 unit dbm db db db s ms s s mvp-p v v v reference signal source input pin level frequency sg31 3 vp-p 30 hz sg29 200 mvp-p 3.579545 mhz sg29 200 mvp-p 3.579545 mhz sg29 200 mvp-p 3.579545 mhz sg29 200 mvp-p 3.579545 mhz sg31 3 vp-p 30 hz sg29 200 mvp-p 3.579545 mhz sg31 3 vp-p 30 hz sg29 200 mvp-p 3.579545 mhz sg31 3 vp-p 30 hz sg29 200 mvp-p 3.579545 mhz sg31 3 vp-p 30 hz sg29 200 mvp-p 3.579545 mhz
21 CXA2038R measurement input signal conditions input pin level frequency 48 dc 17 dc 17 dc 17 dc 17 dc 28 dc 28 dc 48 dc 48 dc 58 dc 58 dc 59 dc 59 dc measurement method ratings min. typ. max. 2 v cc 0 3.5 4.3 v cc 0 1 2 3.5 0 1 2 v cc 0 1 2 v cc 0 1 2 v cc 0 1 2 v cc switch condition, normally set to ? 1 3 22 29 31 33 44 62 64 no. 61 62 63 64 65 66 67 68 69 70 71 72 73 item mute on/off high level serial/parallel low level serial/parallel high level sp/lp low level sp/lp high level ntsc/pal low level ntsc/pal high level mute on/off low level mute on/off high level mic/line low level mic/line high level pb/rec low level pb/rec high level symbol v48h v17sl v17sh v17l v17h v28l v28h v48l v48h v58l v58h v59l v59h control voltage v3 v26 v33 v36 v44 mode condi tion b b b b b b b b b b b b b measu rement point p48 p17 p17 p17 p17 p28 p28 p48 p48 p58 p58 p59 p59 unit v v v v v v v v v v v v v reference signal source input pin level frequency
22 CXA2038R mode condition table electrical characteristics measurement circuit mode table note) bit 6 should be ?? during serial control, set switches 58, 59 and 60 to ?? and v17 to 4.3 to v cc h. during parallel control, set switches 58, 59 and 60 to ?? and v17 to l (0 to 1 v) during lp and h (2 v to 3.5 v) during sp. condition table during parallel value v58 v17 v28 v48 v59 l line lp pal rec h mic sp ntsc mute pb 0 0 1 1 0 0 0 1 1 1 0 0 0 1 1 1 0 1 0 1 0 1 0 0 0 1 1 0 0 0 0 1 1 1 1 0 0 1 1 1 1 1 mode condition a b c d e f g bus decoder condition table during serial value bit 0-5 bit 6 bit 7-10 bit 11 bit 12 bit 13 bit 14 bit 15 0 line lp pal rec 1 mic sp ntsc mute pb l h h l l h h h l l h h h l h h l h l l h h l l l h h h h l h h h h h mode contents rec (line) rec (mic) pb lp mode pal mode rec mute pb mute
23 CXA2038R electrical characteristics measurement circuit f a d e p b r f i n g n d 1 p l l l p f m i c / l i n e ( c s ) r e c / p b ( c k ) d e v a d j p m u t e t c m i x o u t m i c i n v c c 1 r e c f m o u t m u t e m o n i t o r v c t 5 v c c 2 e p o u t m u t e o u t v c c h s p / l p b p f f o a d j r f s w p f s c i n b p m o n i c t g n d 2 b p f m o n i 4 . 7 1 0 4 . 7 0 . 2 2 1 2 2 0 . 2 2 0 . 0 1 4 7 4 7 1 0 0 . 0 1 1 0 3 3 0 0 p 2 2 0 p n t s c / p a l l p e m p t c 2 2 0 p 4 7 k v c t h 4 7 s / h t c 4 . 7 v c c = 3 . 1 5 v 1 m 1 m 2 2 1 0 0 0 p n c n c n c n c n c n c n c n c n c n c n c n c n c n c n c n c n c 0 . 0 1 1 0 0 1 0 0 a l c d e t r f d c i f d c w e i g h t t c h t c n r d c v c t t c i r e f a g c t c m u t e t c ( s i ) 4 7 0 k 1 0 0 2 2 k a l c d e t l p f f a d e l p e m p s / h d . c . p g d o u b c c a 1 . 5 m h z v c o l i m l i m l p f m u t e m u t e d e t m u t e o f f d e l a y r f a g c l p f p o w e r m u t e d e c o d e r b u s r e c o n s p l p m u t e d . c . p b r e c m u t e b u f m u t e c o n t r o l a f l i m o r p b r e c f w r d o c d e t p b r e c p b r e c p h a s e c o m p 1 . 5 m b p f b p f o n o f f n r d e c o u t e n c i n e n c o u t d e c i n p l l 2 4 2 2 2 1 2 0 1 9 1 8 1 7 2 3 3 2 3 1 3 0 2 9 2 8 2 7 2 6 2 5 5 7 5 9 6 0 6 1 6 2 6 3 6 4 5 8 4 9 5 0 5 1 5 2 5 3 5 4 5 5 5 6 4 8 4 6 4 5 4 4 4 3 4 2 4 1 4 7 3 9 3 8 3 7 3 6 3 5 3 4 3 3 4 0 7 1 3 4 5 6 8 2 1 0 1 1 1 2 1 3 1 4 1 5 1 6 9 7 l i n e o u t g n d h m u t e o u t 1 k 2 . 2 1 k 2 . 2 1 2 0 2 2 1 0 k 1 0 k 1 0 k v c c h = 4 . 7 5 v s w 1 s w 3 v 3 v 1 7 s w 2 2 4 . 7 k s g 2 2 v 2 8 s w 2 9 s g 2 9 s w 3 1 s g 3 1 v 3 6 s w 4 4 v 4 4 v 4 8 4 7 k 8 a i 2 4 7 k c o m a i 1 s g 6 2 ( s i / p a ) s i c k c s s w 5 8 s w 5 9 s w 6 0 v 5 8 v 5 9 s w 6 2 a b a b b a a b a b a b a b a b a b a b n c 0 . 4 7 0 . 2 2 b a v 3 3 l i n e m i c 0 . 2 2 s g 6 4 s w 6 4 a b v 2 6 4 7 t p 4 9 v c t
24 CXA2038R p g d d e l a y p g d w i d t h pin 31 input waveform pin 37 output waveform a a a a a a a a a a a a t 1 l e v e l w h e n t h e 1 . 5 m h z s i g n a l i s a m m o d u l a t e d ( 2 m v p - p t o 2 0 m v p - p ) a t 1 k h z a n d t h e 1 . 5 m h z , 1 5 m v p - p i n p u t i s s e t t o 0 d b . 1 . 5 m h z d e v 6 0 k h z f s = 1 k h z 1 m s 2 0 0 m s t 2 b a a a a a a a a a a a a a a a a a a a a a a p i n 2 2 i n p u t w a v e f o r m p i n 3 7 o u t p u t w a v e f o r m p i n 2 2 i n p u t w a v e f o r m p i n 3 7 o u t p u t w a v e f o r m 1 5 m v p - p input/output waveform fig. 1 fig. 2 fig. 3 adjustment and measurement methods dev adjustment method input the reference input (?8 dbm, 1 khz) to the mic input and adjust the voltage applied to pin 36 so that the pin 24 output reference frequency deflection is 1.5 mhz 62.8 khz. when adjusting dev, connect a 10 k load resistor between pin 24 and gnd. reference modulation distortion factor demodulate the pin 24 output into the audio signal with the reference demodulator under the same conditions as for dev adjustment above, then measure the distortion factor. bpf f0 adjustment method input 15 mvp-p, 1.4 mhz and 1.6 mhz signals to pin 22 and adjust the voltage applied to pin 26 so that the 1.4 mhz and 1.6 mhz levels output to pin 23 are equal. note that since adjustment off mode results when the pin 26 voltage is between 0 to 0.8 v, the bpf f0 should be adjusted with the pin 26 voltage between 1.2 to 3 v (when v cc 1 = 3.15 v). when adjusting the bpf f0, connect a 4.7 k load resistor between pin 23 and gnd.
25 CXA2038R mode control tables parallel ctl mode table serial ctl mode table when pin 17 is 4.3 v or more, the ic operates in serial control mode. input conditions v c c 1 v c c 1 v c c 1 0 0 0 c k s i c s 1 2 3 1 5 0 2 s o r m o r e 2 s o r m o r e d a t a l a t c h pin no. 17 28 33 48 58 59 symbol sp/lp ntsc/pal bpf on/off mute mic/line rec/pb ctl voltage low (0 to 1 v) open high1 (2 v to v cc 1) high2 (2 v to 3.5v) high3 (4.3 v to v cc h) lp sp sp serial * 1 pal ntsc bpf on bpf on bpf on 1.5 mbpfoff mute off mute on mute on line line mic rec rec pb * 1 when pin 17 is 4.3 v or more, the ic operates in serial control mode. bit no. 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 control name mic/line switching sp/lp switching ntsc/pal switching mute pb/rec ctl value l l h l h l h l h l h mode linein micin lp sp pal ntsc off muteon rec pb pin no. 58 59 60 symbol cs ck si ctl voltage low (0 to 1 v) open high (2 v to v cc ) l l h l l h l l h note) bit 6 should normally be set to item symbol min. typ. max. unit clock frequency setup time hold time cs fall time to si start time final ck rise time to cs rise time f ck tsu t hld t 1 t 2 400 400 2 2 800 khz ns ns s s
26 CXA2038R f a d e r c h a r a c t e r i s t i c s a - w e i g h t p i n 4 9 e p o u t o u t p u t l e v e l ( d b m ) p i n 3 f a d e r c o n t r o l v o l t a g e ( v ) 0 - 1 0 - 2 0 - 3 0 - 4 0 - 5 0 - 6 0 - 7 0 - 8 0 0 1 . 0 2 . 0 3 . 0 p i n 2 4 r e c f m o u t o u t p u t d e v w i d t h ( k h z ) d e v w i d t h c h a r a c t e r i s t i c s 2 0 0 1 5 0 1 0 0 5 0 0 0 1 2 3 p i n 3 6 d e v c o n t r o l v o l t a g e ( v ) p i n 2 6 b p f f o c o n t r o l v o l t a g e ( v ) p i n 2 3 b p f m o n i t o r o u t p u t f r e q u e n c y ( m h z ) 1 . 6 1 . 5 1 . 4 1 . 3 1 . 2 1 2 3 b p f f o c h a r a c t e r i s t i c s
27 CXA2038R application circuit 3 3 0 0 p a l c d e t l p f f a d e l p e m p s / h d . c . p g d o u b 1 . 5 m h z v c o l i m l i m l p f m u t e m u t e d e t m u t e o f f d e l a y r f a g c l p f p o w e r m u t e d e c o d e r b u s r e c o n s p l p m u t e d . c . p b r e c m u t e b u f m u t e c o n t r o l a f l i m o r p b r e c f w r d o c d e t p b r e c p b r e c p h a s e c o m p 1 . 5 m b p f b p f o n o f f n r d e c o u t e n c i n e n c o u t d e c i n p l l 2 4 2 2 2 1 2 0 1 9 1 8 1 7 2 3 3 2 3 1 3 0 2 9 2 8 2 7 2 6 2 5 5 7 5 9 6 0 6 1 6 2 6 3 6 4 5 8 4 9 5 0 5 1 5 2 5 3 5 4 5 5 5 6 4 8 4 6 4 5 4 4 4 3 4 2 4 1 4 7 3 9 3 8 3 7 3 6 3 5 3 4 3 3 4 0 7 1 3 4 5 6 8 2 1 0 1 1 1 2 1 3 1 4 1 5 1 6 9 7 f a d e p b r f i n g n d 1 p l l l p f m i c / l i n e ( c s ) r e c / p b ( c k ) d e v a d j p m u t e t c m i x o u t m i c i n v c c 1 r e c f m o u t m u t e m o n i t o r v c t 5 v c c 2 e p o u t m u t e o u t v c c h s p / l p b p f f o a d j r f s w p f s c i n b p m o n i c t g n d 2 b p f m o n i 4 . 7 1 0 4 . 7 0 . 2 2 1 2 2 0 . 2 2 0 . 0 1 4 7 1 0 0 . 0 1 1 0 2 2 0 p n t s c / p a l l p e m p t c 2 2 0 p 4 7 k v c t h 4 7 s / h t c 1 m 4 . 7 v c c = 3 . 1 5 v 1 m 2 2 1 0 0 0 p n c n c n c n c n c n c n c n c n c n c n c n c n c n c n c n c n c 0 . 0 1 4 7 1 0 0 1 0 0 a l c d e t r f d c i f d c w e i g h t t c h t c n r d c v c t t c i r e f a g c t c m u t e t c ( s i ) r f s w p f s c i n n t s t / p a l b p f f 0 a d j p b r f i n s p / l p d e v a d j m u t e m i c / l i n e ( c s ) r e c / p b ( c k ) s i m i c i n f a d e r c t l 1 0 0 2 2 k l i n e o u t g n d h m u t e o u t 1 k 2 . 2 1 k 2 . 2 1 2 0 2 2 1 0 k 1 0 k 1 0 k v c c h = 4 . 7 5 v ( s i / p a ) n c 0 . 4 7 0 . 2 2 4 7 0 k l i n e m i c 0 . 2 2 l i n e i n v c t 4 7
s o n y c o d e e i a j c o d e j e d e c c o d e p a c k a g e m a t e r i a l l e a d t r e a t m e n t l e a d m a t e r i a l p a c k a g e m a s s e p o x y r e s i n p l a t i n g 4 2 / c o p p e r a l l o y p a c k a g e s t r u c t u r e 1 2 . 0 0 . 2 * 1 0 . 0 0 . 1 ( 0 . 2 2 ) 0 . 1 8 0 . 0 3 + 0 . 0 8 1 1 6 1 7 3 2 3 3 4 8 4 9 6 4 0 . 1 0 . 1 0 . 5 0 . 2 0 t o 1 0 6 4 p i n l q f p ( p l a s t i c ) l q f p - 6 4 p - l 0 1 l q f p 0 6 4 - p - 1 0 1 0 0 . 3 g d e t a i l a 0 . 5 0 . 2 ( 1 1 . 0 ) 0 . 1 2 7 0 . 0 2 + 0 . 0 5 a 1 . 5 0 . 1 + 0 . 2 0 . 1 s o l d e r / p a l l a d i u m n o t e : d i m e n s i o n * d o e s n o t i n c l u d e m o l d p r o t r u s i o n . 0 . 1 3 m 0 . 5 package outline unit : mm CXA2038R 28

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