S29AL008D55BAI023 데이터 시트보기 (PDF) - Spansion Inc.

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S29AL008D55BAI023

8 Megabit (1 M x 8-Bit/512 K x 16-Bit)CMOS 3.0 Volt-only Boot Sector Flash Memory

Spansion Inc. 

Data Sheet

Figure 1 shows the algorithm, and Figure 22, on page 46 shows the timing dia-

grams, for this feature.

START

RESET# = VID (Note 1)

Perform Erase or

Program Operations

RESET# = VIH

Temporary Sector

Unprotect Completed

(Note 2)

Notes:

1. All protected sectors unprotected.

2. All previously protected sectors are protected once

again.

Figure 1. Temporary Sector Unprotect Operation

June 16, 2005 S29AL008D_00A3

S29AL008D

17

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