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AS7C31024B-20STC Datasheet(PDF) 1 Page - Alliance Semiconductor Corporation |
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AS7C31024B-20STC Datasheet(HTML) 1 Page - Alliance Semiconductor Corporation |
1 / 9 page March 2004 Copyright © 2003 Alliance Semiconductor. All rights reserved. ® AS7C31024B 3.3V 128K X 8 CMOS SRAM 3/24/04, v.1.2 Alliance Semiconductor P. 1 of 9 Features • Industrial and commercial temperatures • Organization: 131,072 words x 8 bits • High speed - 10/12/15/20 ns address access time - 5, 6, 7, 8 ns output enable access time • Low power consumption: ACTIVE - 252 mW / max @ 10 ns • Low power consumption: STANDBY - 18 mW / max CMOS • 6T 0.18u CMOS technology • Easy memory expansion with CE1, CE2, OE inputs • TTL/LVTTL-compatible, three-state I/O • 32-pin JEDEC standard packages - 300 mil SOJ - 400 mil SOJ - 8 × 20mm TSOP 1 - 8 x 13.4mm sTSOP 1 • ESD protection ≥ 2000 volts • Latch-up current ≥ 200 mA Logic block diagram 512 x 256 x 8 Array (1,048,576) Input buffer I/O0 I/O7 OE CE1 WE Column decoder Control circuit A0 A1 A2 A3 A4 A5 A6 A7 VCC GND A8 CE2 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 VCC A15 CE2 WE A13 A8 A9 A11 OE A10 CE1 I/O7 I/O6 I/O5 I/O4 I/O3 NC A16 A14 A12 A7 A6 A5 A4 A3 A2 A1 A0 I/O0 I/O1 I/O2 GND 32-pin SOJ (300 mil) VCC A15 CE2 WE A13 A8 A9 A11 OE A10 CE1 I/O7 I/O6 I/O4 NC A16 A14 A12 A7 A6 A5 A4 A3 A2 A1 A0 I/O0 I/O1 I/O2 GND I/O5 I/O3 1 2 3 4 5 6 7 8 9 10 11 12 13 14 32 31 30 29 28 27 26 25 24 23 22 21 20 19 15 16 18 17 32-pin (8 x 20mm) TSOP I 32-pin SOJ (400 mil) 32-pin (8 x 13.4mm) sTSOP1 Selection guide -10 -12 -15 -20 Unit Maximum address access time 10 12 15 20 ns Maximum output enable access time 5 6 7 8 ns Maximum operating current 70656055 mA Maximum CMOS standby current 5 5 5 5 mA |
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