AM29SL400DB90 SPANSION [SPANSION], AM29SL400DB90 Datasheet - Page 38

• Manufacturer Part Number: AM29SL400DB90
• Description: 4 Megabit (512 K x 8-Bit/256 K x 16-Bit) CMOS 1.8 Volt-only Super Low Voltage Flash Memory
• Manufacturer: SPANSION [SPANSION]

AC CHARACTERISTICS
36
Notes:
1. PA = program address, PD = program data, DQ7# = complement of the data written, D
2. Figure indicates the last two bus cycles of command sequence.
3. Word mode address used as an example.
Addresses
RESET#
RY/BY#
WE#
Data
OE#
CE#
Figure 24. Alternate CE# Controlled Write Operation Timings
t
RH
555 for program
2AA for erase
t
t
t
WS
WH
WC
A D V A N C E
A0 for program
55 for erase
t
GHEL
t
t
t
DS
PA for program
SA for sector erase
555 for chip erase
CP
CPH
t
AS
t
DH
t
AH
Am29SL400D
PD for program
30 for sector erase
10 for chip erase
I N F O R M A T I O N
t
BUSY
t
WHWH1 or 2
Data# Polling
DQ7#
PA
OUT
D
= data written
OUT
Rev. A Amend. +1 April 13, 2005