AM29LV004 데이터 시트보기 (PDF) - Advanced Micro Devices

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AM29LV004

4 Megabit (512 K x 8-Bit) CMOS 3.0 Volt-only Boot Sector Flash Memory

Advanced Micro Devices 

PRELIMINARY

AC CHARACTERISTICS

Addresses

WE#

OE#

CE#

Data

RESET#

555 for program

2AA for erase

PA for program

SA for sector erase

555 for chip erase

tWC

tAS

tAH

tWH

Data# Polling

PA

tGHEL

tCP

tWS

tCPH

tDS

tDH

tWHWH1 or 2

tBUSY

tRH

A0 for program PD for program

55 for erase

30 for sector erase

10 for chip erase

DQ7# DOUT

RY/BY#

Notes:

1. PA = Program Address, PD = Program Data, DQ7# = complement of the data written to the device, DOUT is the data written

to the device.

2. Figure indicates the last two bus cycles of the command sequence.

21522A-22

Figure 20. Alternate CE# Controlled Write Operation Timings

32

Am29LV004

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