HN58V65A 데이터 시트보기 (PDF) - Renesas Electronics

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HN58V65A

64 k EEPROM (8-kword × 8-bit) Ready/Busy Function, RES Function (HN58V66A)

Renesas Electronics 

HN58V65A Series, HN58V66A Series

Toggle Bit

This device provide another function to determine the internal programming cycle. If the EEPROM is set

to read mode during the internal programming cycle, I/O6 will charge from “1” to “0” (toggling) for each

read. When the internal programming cycle is finished, toggling of I/O6 will stop and the device can be

accessible for next read or program.

Toggle Bit Waveform

Notes: 1. I/O6 begining state is “1”.

2. I/O6 ending state will vary.

3. See AC read characteristics.

4. Any address location can be used, but the address must be fixed.

Address

CE

tCE *3

Next mode

*4

WE

tOE*3

OE

tOEH

*1

I/O6

Din

Dout

Dout

tWC

*2

Dout

tOES

*2

Dout

tDW

Rev.3.00, Dec. 04.2003, page 18 of 26

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