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HM62V16256B Datasheet PDF

Hitachi HM62V16256B

The Hitachi HM62V16256B Series is 4-Mbit static RAM organized 262,144-word × 16-bit. It offers low power standby power dissipation; therefore, it is suitable for battery backup systems.
Part No. HM62V16256B
Datasheet HM62V16256B Download
Manufacturer
Hitachi
Description 4 M SRAM (256-kword x 16-bit)
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HM62V16256B datasheet page 1 preview

DESCRIPTION

HM62V16256B Series has realized higher density, higher performance and low power consumption by employing Hi-CMOS process technology. It is packaged in standard 44-pin plastic TSOPII.

FEATURES

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● Single 3.0 V supply: 2.7 V to 3.6 V Fast access time: 70 ns/85 ns (max) Power dissipation:  Active: 9 mW (typ)  Standby: 3 µW (typ) Completely static memory.  No clock or timing strobe required Equal access and cycle times Common data input and output.  Three state output Battery backup operation.  2 chip selection for battery backup
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● HM62V16256B Series Ordering Information Type No. HM62V16256BLTT-7 HM62V16256BLTT-8 HM62V16256BLTT-7SL HM62V16256BLTT-8SL Access time 70 ns 85 ns 70 ns 85 ns Package 400-mil 44-pin plastic TSOPII (normal-bend type) (TTP-44DB) 2 HM62V16256B Series Pin Arrangement 44-pin TSOP A4 A3 A2 A1 A0 CS1 I/O0 I/O1 I/O2 I/O3 VCC VSS I/O4 I/O5 I/O6 I/O7 WE A17 A16 A15 A14 A13 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 (Top view) 44 43 42...
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