1 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs ws512k32v-xxx february 2000 rev. 2 advanced* 512kx32 sram 3.3v module ttl compatible inputs and outputs low voltage operation: ? 3.3v 10% power supply low power cmos built-in decoupling caps and multiple ground pins for low noise operation weight ws512k32v-xg2tx - 8 grams typical ws512k32v-xhx - 13 grams typical * this product is under development, is not quali? ed or characterized and is subject to change or cancellation without notice. features access times of 70, 85, 100, 120ns packaging ? 66-pin, pga type, 1.185 inch square, hermetic ceramic hip (package 401) ? 68 lead, hermetic cqfp (g2t), 22.4mm (0.880 inch), 4.57mm (0.180") high (package 510). designed to ? t jedec 68 lead 0.990" cqfj footprint organized as 512kx32; user con? gurable as 1024kx16 or 2mx8 commercial, industrial and military temperature ranges pin configuration for ws512k32nv-xhx pin description top view block diagram i/o 8 i/o 9 i/o 10 a 13 a 14 a 15 a 16 a 17 i/o 0 i/o 1 i/o 2 we 2 # cs 2 # gnd i/o 11 a 10 a 11 a 12 v cc cs 1 # nc i/o 3 i/o 15 i/o 14 i/o 13 i/o 12 oe# a 18 we 1 # i/o 7 i/o 6 i/o 5 i/o 4 i/o 24 i/o 25 i/o 26 a 6 a 7 nc a 8 a 9 i/o 16 i/o 17 i/o 18 v cc cs 4 # we 4 # i/o 27 a 3 a 4 a 5 we 3 # cs 3 # gnd i/o 19 i/o 31 i/o 30 i/o 29 i/o 28 a 0 a 1 a 2 i/o 23 i/o 22 i/o 21 i/o 20 11 22 33 44 55 66 1 12 23 34 45 56 we 1 #cs 1 #cs 2 #cs 3 #cs 4 # we 4 # we 3 # we 2 # 512k x 8 512k x 8 512k x 8 512k x 8 oe# a 0-18 i/o 0-7 i/o 24-31 i/o 16-23 i/o 8-15 8888 i/o 0-31 data inputs/outputs a 0-18 address inputs we 1-4 # write enables cs 1-4 # chip selects oe# output enable v cc power supply gnd ground nc not connected
2 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs ws512k32v-xxx february 2000 rev. 2 advanced pin description block diagram top view figure 2 C pin configuration for ws512k32v-xg2tx i/o 0 i/o 1 i/o 2 i/o 3 i/o 4 i/o 5 i/o 6 i/o 7 gnd i/o 8 i/o 9 i/o 10 i/o 11 i/o 12 i/o 13 i/o 14 i/o 15 i/o 16 i/o 17 i/o 18 i/o 19 i/o 20 i/o 21 i/o 22 i/o 23 gnd i/o 24 i/o 25 i/o 26 i/o 27 i/o 28 i/o 29 i/o 30 i/o 31 v cc a 11 a 12 a 13 a 14 a 15 a 16 cs 1 # oe# cs 2 # a 17 we 2 # we 3 # we 4 # a 18 nc nc nc a 0 a 1 a 2 a 3 a 4 a 5 cs 3 # gnd cs 4 # we 1 # a 6 a 7 a 8 a 9 a 10 v cc 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 9 8 7 6 5 4 3 2 1 68 67 66 65 64 63 62 61 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 we 1 #cs 1 #cs 2 #cs 3 #cs 4 # we 4 # we 3 # we 2 # 512k x 8 512k x 8 512k x 8 512k x 8 oe# a 0-18 i/o 0-7 i/o 24-31 i/o 16-23 i/o 8-15 8888 i/o 0-31 data inputs/outputs a 0-18 address inputs we 1-4 # write enables cs 1-4 # chip selects oe# output enable v cc power supply gnd ground nc not connected the wedc 68 lead g2t cqfp ? lls the same ? t and function as the jedec 68 lead cqfj or 68 plcc. but the g2t has the tce and lead inspection advantage of the cqfp form. 0.940" typ
3 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs ws512k32v-xxx february 2000 rev. 2 advanced absolute maximum ratings parameter symbol min max unit operating temperature t a -55 +125 c storage temperature t stg -65 +150 c signal voltage relative to gnd v g -0.5 v cc +0.5 v junction temperature t j 150 c supply voltage v cc -0.5 4.6 v recommended operating conditions parameter symbol min max unit supply voltage v cc 3.0 3.6 v input high voltage v ih 2.2 v cc + 0.3 v input low voltage v il -0.3 +0.8 v operating temperature (mil) t a -0.5 +125 c truth table cs# oe# we# mode data i/o power h x x standby high z standby l l h read data out active l h h out disable high z active l x l write data in active capacitance t a = +25c parameter symbol conditions max unit oe# capacitance c oe v in = 0v, f = 1.0 mhz 50 pf we 1-4 # capacitance hip (pga) c we v in = 0v, f = 1.0 mhz 20 pf cqfp g2u 15 cs# capacitance c cs v in = 0v, f = 1.0 mhz 20 pf data# i/o capacitance c i/o v i/o = 0v, f = 1.0 mhz 20 pf address input capacitance c ad v in = 0v, f = 1.0 mhz 50 pf this parameter is guaranteed by design but not tested. dc characteristics v cc = 5.0v, v ss = 0v, -55c t a +125c parameter sym conditions units min max input leakage current i li v cc = 3.6, v in = gnd to v cc 10 a output leakage current i lo cs# = v ih , oe# = v ih , v out = gnd to v cc 10 a operating supply current i cc x 32 cs# = v il , oe# = v ih , f = 5mhz, v cc = 3.6 100 ma standby current i sb cs# = v ih , oe# = v ih , f = 5mhz, v cc = 3.6 2.0 ma output low voltage v ol i ol = 2.1ma, v cc = 3.0 0.4 v output high voltage v oh i oh = -1.0ma, v cc = 3.0 2.4 v note: dc test conditions: v ih = v cc -0.3v, v il = 0.3v.
4 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs ws512k32v-xxx february 2000 rev. 2 advanced current source current source i ol i oh c eff = 50 pf d.u.t. v z 1.5v (bipolar supply) ac characteristics v cc = 3.3v, gnd = 0v, -55c t a +125c parameter write cycle symbol -70 -85 -100 -120 units min max min max min max min max write cycle time t wc 70 85 100 120 ns chip select to end of write t cw 60 75 80 100 ns address valid to end of write t aw 60 75 80 100 ns data valid to end of write t dw 30 30 40 40 ns write pulse width t wp 50 50 60 60 ns address setup time t as 0000ns address hold time t ah 5555ns output active from end of write t ow 1 5555ns write enable to output in high z t whz 1 25 25 35 35 ns data hold from write time t dh 0000ns 1. this parameter is guaranteed by design but not tested. ac characteristics v cc = 3.3v, gnd = 0v, -55c t a +125c parameter read cycle symbol -70 -85 -100 -120 units min max min max min max min max read cycle time t rc 70 85 100 120 ns address access time t aa 70 85 100 120 ns output hold from address change t oh 5555ns chip select access time t acs 70 85 100 120 ns output enable to output valid t oe 35 40 50 60 ns chip select to output in low z t clz 1 10 10 10 10 ns output enable to output in low z t olz 1 5555ns chip disable to output in high z t chz 1 25 25 35 35 ns output disable to output in high z t ohz 1 25 25 35 35 ns 1. this parameter is guaranteed by design but not tested. figure 3 C ac test circuit notes: v z is programmable from -2v to +7v. i ol & i oh programmable from 0 to 16ma. tester impedance z 0 = 75 ? . v z is typically the midpoint of v oh and v ol . i ol & i oh are adjusted to simulate a typical resistive load circuit. ate tester includes jig capacitance. ac test conditions parameter typ unit input pulse levels v il = 0, v ih = 2.5 v input rise and fall 5 ns input and output reference level 1.5 v output timing reference level 1.5 v
5 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs ws512k32v-xxx february 2000 rev. 2 advanced address data i/o read cycle 1 (cs# = oe# = v il , we# = v ih ) t aa t oh t rc data valid previous data valid address data i/o read cycle 2 (we# = v ih ) t aa t acs t oe t clz t olz t ohz t rc data valid high impedance cs# oe# t chz address data i/o write cycle 2, cs# controlled t aw t as t cw t ah t wp t dh t dw t wc cs# we# data valid timing waveform C read cycle write cycle C cs# controlled address data i/o write cycle 1, we# controlled t aw t cw t ah t wp t dw t whz t as t ow t dh t wc data valid cs# we# write cycle C we# controlled
6 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs ws512k32v-xxx february 2000 rev. 2 advanced 30.1 (1.185) 0.38 (0.015) sq pin 1 identifier square pad on bottom 25.4 (1.0) typ 0.46 (0.018) 0.05 (0.002) dia 1.27 (0.050) 0.1 (0.005) 0.76 (0.030) 0.1 (0.005) 1.27 (0.050) typ dia 25.4 (1.0) typ 15.24 (0.600) typ 2.54 (0.100) typ 3.81 (0.150) 0.13 (0.005) 6.22 (0.245) max package 401: 66 pin, pga type, ceramic hex-in-line package, hip (h) all linear dimensions are millimeters and parenthetically in inches
7 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs ws512k32v-xxx february 2000 rev. 2 advanced package 509: 68 lead, ceramic quad flat pack, cqfp (g2t) all linear dimensions are millimeters and parenthetically in inches the wedc 68 lead g2t cqfp ? lls the same ? t and function as the jedec 68 lead cqfj or 68 plcc. but the g2t has the tce and lead inspection advantage of the cqfp form. 0.38 (0.015) 0.05 (0.002) 0.27 (0.011) 0.04 (0.002) 25.15 (0.990) 0.26 (0.010) sq 1.27 (0.050) typ 24.03 (0.946) 0.26 (0.010) 22.36 (0.880) 0.26 (0.010) sq 20.3 (0.800) ref 4.57 (0.180) max 0.19 (0.007) 0.06 (0.002) 23.87 (0.940) ref 1.0 (0.040) 0.127 (0.005) 0.25 (0.010) ref 1 / 7 r 0.25 (0.010) detail a see detail "a" pin 1 0.940" typ
8 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs ws512k32v-xxx february 2000 rev. 2 advanced ordering information w s 512k 32 x v - xxx x x x lead finish: blank = gold plated leads a = solder dip leads device grade: m = military -55c to +125c i = industrial -40c to +85c c = commercial 0c to +70c package type: h = ceramic hex in line package, hip (package 401) g2t = 22.4mm ceramic quad flat pack, cqfp (package 509) access time (ns) low voltage supply 3.3v 10% improvement mark: n = no connect at pin 21 and 39 in hip for upgrades organization, 512kx32 user con? gurable as 1mx16 or 2mx8 sram white electronic designs corp.
|
