HN58C257AT-10 Ver la hoja de datos (PDF) - Hitachi -> Renesas Electronics

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HN58C257AT-10

256k EEPROM (32-kword × 8-bit) Ready/Busy and RES function (HN58C257A)

Hitachi -> Renesas Electronics 

HN58C256A Series, HN58C257A Series

Software Data Protection Timing Waveform (1) (in protection mode)

VCC

CE

WE

Address

Data

5555

AA

2AAA

55

tBLC

tWC

5555 Write address

A0

Write data

Software Data Protection Timing Waveform (2) (in non-protection mode)

VCC

tWC

Normal active

mode

CE

WE

Address

Data

5555 2AAA 5555 5555 2AAA 5555

AA 55 80 AA 55 20

15

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