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Part Name
Description
AM29F040B-120EC View Datasheet(PDF) - Spansion Inc.
Part Name
Description
Manufacturer
AM29F040B-120EC
4 Megabit (512 K x 8-Bit) CMOS 5.0 Volt-only/ Uniform Sector Flash Memory
Spansion Inc.
AM29F040B-120EC Datasheet PDF : 36 Pages
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DATA SHEET
AC CHARACTERISTICS
555 for program
2AA for erase
PA for program
SA for sector erase
555 for chip erase
Data# Polling
Addresses
PA
WE#
OE#
t
WC
t
AS
t
AH
t
WH
t
GHEL
t
CP
t
WHWH1 or 2
CE#
Data
t
WS
t
RH
t
CPH
t
DS
t
DH
t
BUSY
A0 for program
55 for erase
PD for program
30 for sector erase
10 for chip erase
DQ7# D
OUT
Notes:
1. PA = Program Address, PD = Program Data, SA = Sector Address, DQ7# = Complement of Data Input, D
OUT
= Array Data.
2. Figure indicates the last two bus cycles of the command sequence.
Figure 14. Alternate CE# Controlled Write Operation Timings
March 3, 2009 21445E6
Am29F040B
27
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