PDF GS74108ATX Data sheet ( Hoja de datos )

Número de pieza	GS74108ATX
Descripción	512K x 8 4Mb Asynchronous SRAM
Fabricantes	GSI Technology
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No Preview Available ! www.DataSheet4U.com GS74108ATP/J/X SOJ, TSOP, FP-BGA Commercial Temp Industrial Temp 512K x 8 4Mb Asynchronous SRAM 8, 10, 12 ns 3.3 V VDD Center VDD and VSS Features • Fast access time: 8, 10, 12 ns • CMOS low power operation: 120/95/85 mA at minimum cycle time • Single 3.3 V power supply • All inputs and outputs are TTL-compatible • Fully static operation • Industrial Temperature Option: –40° to 85°C • Package line up J: 400 mil, 36-pin SOJ package GJ: RoHS-compliant 400 mil, 36-pin SOJ package TP: 400 mil, 44-pin TSOP-II package GP: RoHS-compliant 400 mil, 44-pin TSOP-II package X: 6 mm x 10 mm FPBGA package GX: RoHS-compliant 6 mm x 10 mm FPBGA package • RoHS-compliant packages available Description The GS74108A is a high speed CMOS Static RAM organized as 524,288 words by 8 bits. Static design eliminates the need for external clocks or timing strobes. The GS74108A operates on a single 3.3 V power supply and all inputs and outputs are TTL-compatible. The GS74108A is available in 400 mil SOJ, 400 mil TSOP-II, and 6 mm x 10 mm FPBGA packages. Pin Descriptions Symbol A0–A18 DQ1–DQ8 CE WE OE VDD VSS NC Description Address input Data input/output Chip enable input Write enable input Output enable input +3.3 V power supply Ground No connect SOJ 512K x 8-Pin Configuration A4 1 A3 2 A2 3 A1 4 A0 5 CE 6 DQ1 7 DQ2 8 VDD 9 VSS 10 DQ3 11 DQ4 12 WE 13 A17 14 A16 15 A15 16 A14 17 A13 18 36-pin 400 mil SOJ 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 NC A5 A6 A7 A8 OE DQ8 DQ7 VSS VDD DQ6 DQ5 A9 A10 A11 A12 A18 NC FP-BGA 512K x 8 Bump Configuration (Package X) 123456 A NC OE A2 A6 A7 NC B DQ1 NC A1 A5 CE DQ8 C DQ2 NC A0 A4 NC DQ7 D VSS NC A18 A3 NC VDD E VDD NC A17 A9 NC VSS F DQ3 NC A13 A10 NC DQ6 G DQ4 NC A14 A11 WE DQ5 H NC A16 A15 A12 A8 NC 6 mm x 10 mm All GSI Technology packages are at least 5/6 RoHS compliant. Packages listed with the additional “G” designator are 6/6 RoHS compliant. Rev: 1.07 1/2006 1/13 Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com. © 2001, Giga Semiconductor, Inc. 1 page AC Test Conditions Parameter Conditions Input high level Input low level Input rise time Input fall time Input reference level Output reference level Output load VIH = 2.4 V VIL = 0.4 V tr = 1 V/ns tf = 1 V/ns 1.4 V 1.4 V Fig. 1& 2 Notes: 1. Include scope and jig capacitance. 2. Test conditions as specified with output loading as shown in Fig. 1 unless otherwise noted. 3. Output load 2 for tLZ, tHZ, tOLZ and tOHZ GS74108ATP/J/X Output Load 1 DQ 50Ω 30pF1 VT = 1.4 V Output Load 2 3.3 V DQ 589Ω 5pF1 434Ω AC Characteristics Read Cycle Parameter Symbol Read cycle time Address access time Chip enable access time (CE) Output enable to output valid (OE) Output hold from address change Chip enable to output in low Z (CE) Output enable to output in low Z (OE) Chip disable to output in High Z (CE) Output disable to output in High Z (OE) These parameters are sampled and are not 100% tested. tRC tAA tAC tOE tOH tLZ* tOLZ* tHZ* tOHZ* -8 Min Max 8— —8 —8 — 3.5 3— 3— 0— —4 — 3.5 -10 Min Max 10 — — 10 — 10 —4 3— 3— 0— —5 —4 -12 Min Max 12 — — 12 — 12 —5 3— 3— 0— —6 —5 Unit ns ns ns ns ns ns ns ns ns Rev: 1.07 1/2006 5/13 Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com. © 2001, Giga Semiconductor, Inc. 5 Page Ordering Information Part Number1 GS74108ATP-8 GS74108ATP-10 GS74108ATP-12 GS74108ATP-8I GS74108ATP-10I GS74108ATP-12I GS74108AGP-8 GS74108AGP-10 GS74108AGP-12 GS74108AGP-8I GS74108AGP-10I GS74108AGP-12I GS74108AJ-8 GS74108AJ-10 GS74108AJ-12 GS74108AJ-8I GS74108AJ-10I GS74108AJ-12I GS74108AGJ-8 GS74108AGJ-10 GS74108AGJ-12 GS74108AGJ-8I GS74108AGJ-10I GS74108AGJ-12I GS74108AX-8 GS74108AX-10 GS74108AX-12 GS74108AX-8I GS74108AX-10I Package2 400 mil TSOP-II 400 mil TSOP-II 400 mil TSOP-II 400 mil TSOP-II 400 mil TSOP-II 400 mil TSOP-II RoHS-compliant 400 mil TSOP-II RoHS-compliant 400 mil TSOP-II RoHS-compliant 400 mil TSOP-II RoHS-compliant 400 mil TSOP-II RoHS-compliant 400 mil TSOP-II RoHS-compliant 400 mil TSOP-II 400 mil SOJ 400 mil SOJ 400 mil SOJ 400 mil SOJ 400 mil SOJ 400 mil SOJ RoHS-compliant 400 mil SOJ RoHS-compliant 400 mil SOJ RoHS-compliant 400 mil SOJ RoHS-compliant 400 mil SOJ RoHS-compliant 400 mil SOJ RoHS-compliant 400 mil SOJ 6 mm x 10 mm FPBGA 6 mm x 10 mm FPBGA 6 mm x 10 mm FPBGA 6 mm x 10 mm FPBGA 6 mm x 10 mm FPBGA Access Time 8 ns 10 ns 12 ns 8 ns 10 ns 12 ns 8 ns 10 ns 12 ns 8 ns 10 ns 12 ns 8 ns 10 ns 12 ns 8 ns 10 ns 12 ns 8 ns 10 ns 12 ns 8 ns 10 ns 12 ns 8 ns 10 ns 12 ns 8 ns 10 ns GS74108ATP/J/X Temp. Range Commercial Commercial Commercial Industrial Industrial Industrial Commercial Commercial Commercial Industrial Industrial Industrial Commercial Commercial Commercial Industrial Industrial Industrial Commercial Commercial Commercial Industrial Industrial Industrial Commercial Commercial Commercial Industrial Industrial Status3 MP MP MP MP MP MP PQ PQ PQ PQ PQ PQ MP MP MP MP MP MP PQ PQ PQ PQ PQ PQ MP MP MP MP MP Rev: 1.07 1/2006 11/13 Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com. © 2001, Giga Semiconductor, Inc. 11 Page

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