1 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs edi8f32128c may 2006 rev. 1 white electronic designs corp. reserves the right to change products or speci? cations without notice. 128kx32 static ram cmos, high speed module the edi8f32128c is a high speed 4mb static ram module organized as 128k words by 32 bits. this module is constructed from four 128kx8 static rams in soj packages on an epoxy laminate (fr4) board. four chip enables (e0# - e3#) are used to independently enable the four bytes. reading or writing can be executed on individual bytes or any combination of multiple bytes through proper use of selects. the edi8f32128c is offered in 64 pin zip/simm package which enables eight megabits of memory to be placed in less than 1.4 square inches of board space. all inputs and outputs are ttl compatible and operate from a single 5v supply. fully asynchronous circuitry requires no clocks or refreshing for operation and provides equal access and cycle times for ease of use. the zip and simm modules contain two pins, pd1 and pd2, which are used to identify module memory density in applications where alternate modules can be interchanged. features 128kx32 bit cmos static random access memory access times: 15, 20, and 25ns individual byte selects fully static, no clocks ttl compatible i/o single +5v (10%) supply operation high density package with jedec standard pinouts 64 pin zip, no. 85 ? height: 13.97 (0.550") 64 lead simm, no. 333 ? height: 15.62 (0.615") common data inputs and outputs pin names fig. 1 C pin configurations and block diagram a?-a16 address inputs e?#-e3# chip enables w# write enables g# output enable dq?-dq31 common data input/output v cc power (+5v 10%) v ss ground description pd0 dq0 dq1 dq2 dq3 v cc a7 a8 a9 dq4 dq5 dq6 dq7 w# a14 e0# v ss pd1 dq8 dq9 dq10 dq11 a0 a1 a2 dq12 dq13 dq14 dq15 v ss a15 e1# e3# nc g# dq24 dq25 dq26 dq27 a3 a4 a5 v cc a6 dq28 dq29 dq30 dq31 e2# a16 v ss dq16 dq17 dq18 dq19 a10 a11 a12 a13 dq20 dq21 dq22 dq23 v ss pd0 = open pd1 = open 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 33 35 37 39 41 43 45 47 49 51 53 55 57 59 61 63 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 dq0-7 dq8-15 dq16-23 dq24-31 a0 - a17 w# g# e0# e3# e2# e1# 128kx8 128kx8 128kx8 128kx8 block diagram
2 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs edi8f32128c may 2006 rev. 1 white electronic designs corp. reserves the right to change products or speci? cations without notice. absolute maximum ratings* recommended dc operating conditions dc electrical characteristics capacitance (f = 1.0mh z , v in =v cc or v ss ) ac test conditions (note: for tehqz, tghqz and twlqz, cl = 5pf) truth table these parameters are sampled, not 100% tested. * stress greater than those listed under "absolute maximum ratings" may cause permanent damage to the device. this is a stress rating only and functional operation of the device at these or any other conditions greater than those indicated in the operational sections of this speci? cation is not implied. exposure to absolute maximum rating conditions for extended periods may affect reliability. voltage on any pin relative to v ss -0.5v to 7.0v operating temperature t a (ambient) commercial industrial 0c to +70c -40c to +85c storage temperature, plastic -55c to +125c power dissipation 8.0 watt output current 20 ma input pulse levels v ss to 3.0v input rise and fall times 5ns input and output timing levels 1.5v output load 1ttl, cl = 30pf parameter sym min typ max units supply voltage v cc 4.5 5.0 5.5 v supply voltage v ss 00 0 v input high voltage v ih 2.2 -- v cc +0.3v v input low voltage v il -0.3 -- 0.8 v parameter sym conditions min max units operating power supply current i cc1 we# = v il , i/o = 0ma, min cycle 780 ma standby (ttl) power supply current i cc2 e# v ih , v in v il or v in v ih 80ma full standby power supply current cmos i cc3 e# v cc -0.2v v in v cc -0.2v or v in 0.2v 20ma input leakage current i li v in = 0v to v cc 10 a output leakage current i lo v i/o = 0v to v cc 10 a output high voltage v oh i oh = -4.0ma 2.4 v output low voltage v ol i ol = 8.0ma 0.4 v e# w# g# mode output power h x x standby high z i cc3 l h l read dout i cc1 l l x write din i cc1 l h h output deselect high z i cc1 parameter sym max unit address lines ci 25 pf data lines cd/q 35 pf chip enable line cc 25 pf write control line cn 35 pf
3 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs edi8f32128c may 2006 rev. 1 white electronic designs corp. reserves the right to change products or speci? cations without notice. ac characteristics read cycle fig. 3 read cycle 2 - w# high note 1: parameter guaranteed, but not tested. fig. 2 read cycle 1 - w# high, g#, e# low parameter symbol 15ns 20ns 25ns units jedec alt. min max min max min max read cycle time tavav trc 15 20 25 ns address access time tavqv taa 15 20 25 ns chip enable access telqv tacs 15 20 25 ns chip enable to output in low z (1) telqx tclz 3 3 3 ns chip disable to output in high z (1) tehqz tchz 8 10 12 ns output hold from address change tavqx toh 3 3 3 ns output enable to output valid tglqv toe 8 13 15 ns output enable to output in low z (1) tglqx tolz 0 0 0 ns output disable to output in high z (1) tghqz tohz 5 8 10 ns address 1 address 2 tavav data 1 data 2 tavqv tavqx a q tghqz telqv telqx e# g# q tehqz a tavav tglqv tglqx tavqv
4 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs edi8f32128c may 2006 rev. 1 white electronic designs corp. reserves the right to change products or speci? cations without notice. note 1: parameter guaranteed, but not tested. ac characteristics write cycle parameter symbol 15ns 20ns 25ns units jedec alt. min max min max min max write cycle time t avav twc 15 20 25 ns chip enable to end of write telwh tcw 12 15 15 ns twleh tcw 12 15 15 ns address setup time tavwl tas 0 0 0 ns tavel tas 0 0 0 ns address valid to end of write tavwh taw 12 15 15 ns taveh taw 12 15 15 ns write pulse width twlwh twp 12 15 15 ns teleh twp 12 15 15 ns write recovery time twhax twr 0 0 0 ns tehax twr 0 0 0 ns data hold time twhdx tdh 3 3 3 ns tehdx tdh 3 3 3 ns write to output in high z (1) twlqz twhz 0 9 0 9 0 9 ns data to write time tdvwh tdw 7 8 8 ns tdveh tdw 7 8 8 ns output active from end of write (1) twhqx twlz 3 3 3 ns
5 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs edi8f32128c may 2006 rev. 1 white electronic designs corp. reserves the right to change products or speci? cations without notice. fig. 4 write cycle 1 - w# controlled fig. 5 write cycle 2 - e# controlled e# a tavav telwh tavwh twlwh tavwl twhax w# high z data valid twlqz twhqx tdvwh twhdx q d a tavel high z tavav teleh e# taveh tehax w# twleh tehdx tdveh q data valid d
6 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs edi8f32128c may 2006 rev. 1 white electronic designs corp. reserves the right to change products or speci? cations without notice. package no. 32: 64 lead angled simm ordering information package no. 32: 64 lead angled simm 97.92 (3.855) max 91.03 (3.584) 6.35 (0.250) r 1.57 (0.062) (2x) 1.27 (0.050) 46.86 (1.845) 6.35 (0.250) 85.09 (3.350) 45.52 (1.792) 17.27 (0.680) max 10.16 (0.400) 6.10 (0.240) max 3.18 (0.125) min p1 note: 1. for gold simm change form edi8f to edi8g. part number speed (ns) package no. package height* edi8f32128c15mnc 15 32 17.27 (0.680") edi8f32128c20mnc 20 32 17.27 (0.680") edi8f32128c25mnc 25 32 17.27 (0.680") * all dimensions are in millimeters and (inches)
7 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs edi8f32128c may 2006 rev. 1 white electronic designs corp. reserves the right to change products or speci? cations without notice. ordering information for package no. 333: 64 lead simm note: 1. for gold simm change form edi8f to edi8g. part number speed (ns) package no. package height* edi8f32128c15mmc 15 333 15.62 (0.615") edi8f32128c20mmc 20 333 15.62 (0.615") edi8f32128c25mmc 25 333 15.62 (0.615") package no. 333: 64 lead simm * all dimensions are in millimeters and (inches) 97.92 (3.855) max 91.03 (3.584) 6.35 (0.250) r 1.57 (0.062) (2x) 1.27 (0.050) 46.86 (1.845) 6.35 (0.250) 85.09 (3.350) 45.52 (1.792) 15.62 (0.615) max 10.16 (0.401) 6.10 (0.240) max 3.18 (0.125) max p1
8 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs edi8f32128c may 2006 rev. 1 white electronic designs corp. reserves the right to change products or speci? cations without notice. not recomme nded for new designs ordering information for package no. 85: 64 pin zip note: 1. for gold simm change form edi8f to edi8g. part number speed (ns) package no. package height* edi8f32128c15mzc 15 85 13.97 (0.550") edi8f32128c20mzc 20 85 13.97 (0.550") EDI8F32128C25MZC 25 85 13.97 (0.550") package no. 85: 64 pin zip * all dimensions are in millimeters and (inches) 93.09 (3.665) max 1.27 (0.050) 1.27 (0.050) 4.19 (0.165) 3.43 (0.135) 0.56 (0.022) 0.46 (0.018) 6.35 (0.250) typ 2.54 (0.100) typ 1.27 (0.050) typ 4.45 (0.175) 3.18 (0.125) 2.54 (0.100) typ 13.97 (0.550) 14.35 (0.580) 6.10 (0.240) max
9 white electronic designs corporation ? (602) 437-1520 ? www.wedc.com white electronic designs edi8f32128c may 2006 rev. 1 white electronic designs corp. reserves the right to change products or speci? cations without notice. document title 128m x 32 static ram cmos, high speed mode revision history rev # history release date status rev 0 created june 2003 advanced rev 1 update on operating power supply current i cc1 from 150ma to 780ma may 2006 final
|
