1 white electronic designs corporation ? (602) 437-1520 www.whiteedc.com W82M32V-XBX 1 2 3 4 5 6 7 8 9 10111213141516 a nc nc nc nc nc nc nc nc nc nc nc nc nc nc nc b nc nc nc nc nc nc nc nc nc nc nc nc nc nc nc nc c nc nc nc a 2 a 1 a 0 gnd gnd v cc v cc a 18 a 17 a 16 gnd nc nc d nc nc cs 2 a 3 a 4 d 14 d 15 nc cs 4 d 24 d 25 oe a 15 nc nc nc e nc nc d 9 d 8 a 19 d 12 d 13 gnd v cc d 26 d 27 we 4 d 31 d 30 nc nc f nc nc d 10 d 11 gnd gnd gnd gnd v cc v cc v cc v cc d 28 d 29 nc nc g nc nc we 2 gnd gnd gnd gnd gnd v cc v cc v cc v cc v cc nc nc nc h nc nc gnd gnd gnd gnd gnd gnd v cc v cc v cc v cc v cc v cc nc nc j nc nc v cc v cc v cc v cc v cc v cc gnd gnd gnd gnd gnd gnd nc nc k nc nc cs 1 v cc v cc v cc v cc v cc gnd gnd gnd gnd gnd nc nc nc l nc nc d 1 d 0 v cc v cc v cc v cc gnd gnd gnd gnd d 23 d 22 nc nc m nc nc d 2 d 3 a 20 d 7 d 5 v cc gnd d 17 d 16 cs 3 d 20 d 21 nc nc n nc nc we 1 a 6 a 5 d 6 d 4 nc we 3 d 19 d 18 a 14 a 13 nc nc nc p nc nc gnd a 7 a 8 a 9 v cc v cc gnd gnd a 10 a 11 a 12 vcc nc nc r nc nc nc nc nc nc nc nc nc nc nc nc nc nc nc nc t nc nc nc nc nc nc nc nc nc nc nc nc nc nc nc nc p in c onfiguration f or W82M32V-XBX november 2003 rev. 3 t op v iew p in d escription i/o 0-31 data inputs/outputs a 0-20 address inputs we 1-4 write enables cs 1-4 chip selects oe output enable v cc power supply gnd ground nc not connected 2mx32 sram 3.3v multi-chip package ? low power cmos ? ttl compatible inputs and outputs ? fully static operation: ? no clock or refresh required. ? three state output. * advanced data sheet describes a product that is developmental, non-qualified and is subject to change or cancellation without notice. features ? access times of 12, 15, 17, 20ns ? packaging ? 255 pbga, 25mm x 25mm, 625mm 2 ? organized as 2mx32 ? commercial, industrial and military temperature ranges ? low voltage operation: ? 3.3v 10% power supply advanced* 2m 2m 2m 2m b lock d iagram
2 white electronic designs corporation phoenix az (602) 437-1520 W82M32V-XBX c apacitance (ta = +25c) parameter symbol conditions max unit oe capacitance c oe v in = 0 v, f = 1.0 mhz 30 pf we 1-4 capacitance c we v in = 0 v, f = 1.0 mhz 10 pf cs 1-4 capacitance c cs v in = 0 v, f = 1.0 mhz 10 pf data i/o capacitance c i/o v i/o = 0 v, f = 1.0 mhz 10 pf address input capacitance c ad v in = 0 v, f = 1.0 mhz 30 pf this parameter is guaranteed by design but not tested. t ruth t able a bsolute m aximum r atings 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 4.6 v junction temperature t j 150 c supply voltage v cc -0.5 4.6 v cs oe we mode data i/o power h x x standby high z standby l l h read data out active l x l write data in active l h h out disable high z active r ecommended o pera ting c onditions 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 dc c haracteristics (vcc = 3.3v 0.3v, ta = -55c to +125c) parameter sym conditions units min max input leakage current i li 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 (x 32 mode) i cc x 32 cs = v il , oe = v ih , f = 5mhz, v cc = 3.6v 1100 ma standby current i sb cs = v ih , oe = v ih , f = 5mhz, v cc = 3.6v 400 ma output low voltage v ol i ol = 8ma 0.4 v output high voltage v oh i oh = -4.0ma 2.4 v note: dc test conditions: v ih = v cc -0.3v, v il = 0.3v. note: contact factory for low power option.
3 white electronic designs corporation (602) 437-1520 www.whiteedc.com W82M32V-XBX ac t est c ircuit notes: v z is programmable from -2v to +7v. i ol & i oh programmable from 0 to 16ma. tester impedance z0 = 75 w. 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 t est c onditions 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 ac c haracteristics (vcc = 3.3v, ta = -55c to +125c) parameter symbol -12 -15 -17 -20 units read cycle min max min max min max min max read cycle time t rc 12 15 17 20 ns address access time t aa 12 15 17 20 ns output hold from address change t oh 3333ns chip select access time t acs 12 15 17 20 ns output enable to output valid t oe 78810ns chip select to output in low z t clz 1 3333ns output enable to output in low z t olz 1 1111 ns chip disable to output in high z t chz 1 78810ns output disable to output in high z t ohz 1 78810ns 1. this parameter is guaranteed by design but not tested. ac c haracteristics (vcc = 3.3v, ta = -55c to +125c) parameter symbol -12 -15 -17 -20 units write cycle min max min max min max min max write cycle time t wc 12 15 17 20 ns chip select to end of write t cw 10 12 12 14 ns address valid to end of write t aw 10 12 12 14 ns data valid to end of write t dw 89 910ns write pulse width t wp 10 12 14 14 ns address setup time t as 00 00ns address hold time t ah 00 00ns output active from end of write t ow 1 22 33ns write enable to output in high z t whz 1 7889ns data hold time t dh 00 00ns 1. this parameter is guaranteed by design but not tested. r b y
4 white electronic designs corporation phoenix az (602) 437-1520 W82M32V-XBX ws32k32-xhx t iming w aveform - r ead c ycle w rite c ycle - cs c ontrolled w rite c ycle - we c ontrolled
5 white electronic designs corporation (602) 437-1520 www.whiteedc.com W82M32V-XBX 0.69 (0.027) nom 1.27 (0.050) nom 19.05 (0.750) nom 25.1 (0.988) max a b c d e f g h j k l m n p r t 25.1 (0.955) max 19.05 (0.750) nom 1.27 (0.050) nom 2.16 (0.085) max bottom view 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 255x 0.762(0.030) nom p ackage 781: 255 b all g rid a rray a dvanced * all linear dimensions are millimeters and parenthetically in inches *note: advanced product. this product is developmental, is not qualified, and is subject to change or cancellation without noti ce.
6 white electronic designs corporation phoenix az (602) 437-1520 W82M32V-XBX o rdering i nformation device grade: m = military -55c to +125c i = industrial -40c to +85c c = commercial 0c to +70c package type: b = 25mm x 25mm, 255 pbga access time (ns) low voltage supply 3.3v 10% organization, 2mx32 user configurable as 4mx16 or 8mx8 sram white electronic designs corp. w 8 2m 32 v - xx x x
7 white electronic designs corporation (602) 437-1520 www.whiteedc.com W82M32V-XBX document title 2m x 32 asynchronous sram revision history rev # history release date status rev 0 initial release july 2002 advanced rev 1 changes october 2002 advanced 1.1 add ac/dc electricals & timing diagrams (pg. 1-7) 1.2 change pinout to full 255 (16x16) array 1.3 change package dimension to full 255 (16x16) array rev 2 changes (pg.1,5,6,7) may 2002 advanced 1.1 change package dimension from 27mm square to 25mm square 1.2 change package height from 2.20mm to 2.70mm max rev 3 changes (pg.1,5,7) november 2003 advanced 1.1 change package mechanical drawing to new format.
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