as7c3256-20 Alliance Memory, Inc, as7c3256-20 Datasheet
as7c3256-20
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as7c3256-20 Summary of contents
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September 2004 Features • Pin compatible with AS7C256 • Industrial and commercial temperature options • Organization: 32,768 words × 8 bits • High speed - 10/12/15/20 ns address access time - output enable access time ...
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Functional description The AS7C256A is a 5.0V high-performance CMOS 262,144-bit Static Random-Access Memory (SRAM) device organized as 32,768 words × 8 bits designed for memory applications requiring fast data access at low voltage, including TM TM Pentium , ...
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Recommended operating conditions Parameter Supply voltage Input voltage Ambient operating temperature * V min = –1.0V for pulse width less than 5ns max = V + 2.0V for pulse width less than 5ns operating ...
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Read cycle (over the operating range) Parameter Read cycle time Address access time Chip enable (CE) access time Output enable (OE) access time Output hold from address change CE LOW to output in low Z CE HIGH to output in ...
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Write cycle (over the operating range) Parameter Write cycle time Chip enable to write end Address setup to write end Address setup time Write pulse width Write recovery time Address hold from end of write Data valid to write end ...
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AC test conditions - Output load: see Figure B - Input pulse level: GND Input rise and fall times: 2 ns. See Figure A. - Input and output timing reference levels: 1.5V 90% 90% ...
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Package diagrams 28-pin SOJ D e Pin 1 A2 28-pin TSOP1 9/24/04; v.1.2 ® Alliance Semiconductor AS7C256A 28-pin SOJ Min in inches A 0.128 A ...
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Ordering information Temperature Package / Access time Commercial Plastic SOJ, 300 mil Industrial Commercial TSOP 8x13.4mm Industrial Note: Add suffix ‘N’to the above part number for lead free parts. (Ex. AS7C256A-10JIN) Part numbering system AS7C 256A –XX SRAM prefix Device ...
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Alliance Semiconductor Corporation 2575, Augustine Drive, Santa Clara, CA 95054 Tel: 408 - 855 - 4900 Fax: 408 - 855 - 4999 www.alsc.com © Copyright 2003 Alliance Semiconductor Corporation. All rights reserved. Our three-point logo, our name and Intelliwatt ...