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AS7C1025A-10TJC Datasheet(PDF) 1 Page - Alliance Semiconductor Corporation |
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AS7C1025A-10TJC Datasheet(HTML) 1 Page - Alliance Semiconductor Corporation |
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1 / 8 page  January 2001 Advance Information Copyright © Alliance Semiconductor. All rights reserved. ® AS7C1025A AS7C31025A 5V/3.3V 128K X 8 CMOS SRAM (Revolutionary pinout) 2/6/01; V.0.9 Alliance Semiconductor P. 1 of 8 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 Logic block diagram 512 ×256×8 Array (1,048,576) Input buffer I/O0 I/O7 OE CE WE Column decoder Control circuit A0 A1 A2 A3 A4 A5 A6 A7 VCC GND A8 Pin arrangement 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 A0 A1 A2 A3 CE I/O0 I/O1 VCC GND I/O2 I/O3 WE A4 A5 A6 A7 32-pin SOJ (300 mil) 32-pin SOJ (400 mil) 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 A0 A1 A2 A3 CE I/O0 I/O1 VCC GND I/O2 I/O3 WE A16 A15 A14 A13 OE I/O7 I/O6 GND VCC I/O5 I/O4 A9 A8 A4 A5 A6 A7 A12 A11 A10 32-pin TSOP II Selection guide AS7C1025A-10 AS7C31025A-10 AS7C1025A-12 AS7C31025A-12 AS7C1025A-15 AS7C31025A-15 AS7C1025A-20 AS7C31025A-20 Unit Maximum address access time 10 12 15 20 ns Maximum output enable access time 33 4 5 ns Maximum operating current AS7C1025A 120 110 100 100 mA AS7C31025A 90 80 80 80 mA Maximum CMOS standby current AS7C1025A 10 10 10 15 mA AS7C31025A 10 10 10 15 mA |
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