HN58V65A Datasheet, PDF(5/28 Page) Hitachi Semiconductor – 64 k EEPROM (8-kword x 8-bit) Ready/Busy function, RES function (HN58V66A)

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HN58V65A Datasheet, PDF (5/28 Pages) Hitachi Semiconductor – 64 k EEPROM (8-kword x 8-bit) Ready/Busy function, RES function (HN58V66A)

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HN58V65A Series, HN58V66A Series

Pin Description

Pin name

Function

A0 to A12

Address input

I/O0 to I/O7

Data input/output

Output enable

Chip enable

Write enable

VCC

VSS

RDY/Busy

RES*1

Power supply

Ground

Ready busy

Reset

No connection

Note: 1. This function is supported by only the HN58V66A series.

Block Diagram

Note: 1. This function is supported by only the HN58V66A series.

VCC

VSS

RES *1

A12

High voltage generator

Control logic and timing

Address

buffer and

latch

Y decoder

X decoder

I/O0to I/O7 RDY/Busy

I/O buffer

and

input latch

Y gating

Memory array

Data latch

Rev.3.00, Dec. 04.2003, page 5 of 26

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