AM29LV400T-90RSE データシートの表示（PDF） - Advanced Micro Devices

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AM29LV400T-90RSE

4 Megabit (512 K x 8-Bit/256 K x 16-Bit) CMOS 3.0 Volt-only Boot Sector Flash Memory

Advanced Micro Devices 

PRELIMINARY

START

Write Erase

Command Sequence

Data Poll

from System

No

Data = FFh?

Embedded

Erase

algorithm

in progress

Yes

Erasure Completed

20514C-7

Notes:

1. See Table 5 for erase command sequence.

2. See “DQ3: Sector Erase Timer” for more information.

Figure 3. Erase Operation

Am29LV400

16

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