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AS7C31025A

Part Number	AS7C31025A
Manufacturer	Alliance Semiconductor Corporation
Description	5V/3.3V 128K x 8 CMOS SRAM
Published	Feb 17, 2010
Detailed Description	January 2001 Advance Information ® AS7C1025A AS7C31025A www.DataSheet4U.com 5V/3.3V 128K X 8 CMOS SRAM (Revolutionary p...
Datasheet	AS7C31025A PDF File

Overview

January 2001 Advance Information ® AS7C1025A AS7C31025A www.
DataSheet4U.
com 5V/3.
3V 128K X 8 CMOS SRAM (Revolutionary pinout) Features • • • • • AS7C1025A (5V version) AS7C31025A (3.
3V version) Industrial and commercial temperatures Organization: 131,072 x 8 bits High speed - 10/10/12/15/20 ns address access time - 3/3/4/5 ns output enable access time • Low power consumption: ACTIVE - 660 mW (AS7C1025A) / max @ 10 ns (5V) - 324 mW (AS7C31025A) / max @ 10 ns (3.
3V) • Low power consumption: STANDBY - 55 mW (AS7C1025A) / max CMOS (5V) - 36 mW (AS7C31025A) / max CMOS (3.
3V) • • • • • • Latest 6T 0.
25u CMOS technology 2.
0V data retention Easy memory expansion with CE, OE inputs Center power and ground TTL/LVTTL-compatible, three-state I/O JEDEC-standard packages - 32-pin, 300 mil SOJ - 32-pin, 400 mil SOJ - 32-pin, TSOP II • ESD protection ≥ 2000 volts • Latch-up current ≥ 200 mA 32-pin TSOP II A0 A1 A2 A3 CE I/O0 I/O1 VCC GND I/O2 I/O3 WE A4 A5 A6 A7 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 A16 A15 A14 A13 OE I/O7 I/O6 GND VCC I/O5 I/O4 A12 A11 A10 A9 A8 Pin arrangement Logic block diagram VCC GND Input buffer A0 A1 A2 A3 A4 A5 A6 A7 A8 I/O7 Row decoder 512×256×8 Array (1,048,576) Sense amp 32-pin SOJ (300 mil) 32-pin SOJ (400 mil) I/O0 WE OE CE A0 A1 A2 A3 CE I/O0 I/O1 VCC GND I/O2 I/O3 WE A4 A5 A6 A7 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 A16 A15 A14 A13 OE I/O7 I/O6 GND VCC I/O5 I/O4 A12 A11 A10 A9 A8 Column decoder A9 A10 A11 A12 A13 A14 A15 A16 Control circuit Selection guide AS7C1025A-10 AS7C31025A-10 Maximum address access time Maximum output enable access time Maximum operating current Maximum CMOS standby current AS7C1025A AS7C31025A AS7C1025A AS7C31025A 10 3 120 90 10 10 AS7C1025A-12 AS7C31025A-12 12 3 110 80 10 10 AS7C1025A-15 AS7C31025A-15 15 4 100 80 10 10 AS7C1025A-20 AS7C31025A-20 20 5 100 80 15 15 Unit ns ns mA mA mA mA 2/6/01; V.
0.
9 Alliance Semi...

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