AM29F040B-90EF Spansion Inc., AM29F040B-90EF Datasheet - Page 30

• Manufacturer Part Number: AM29F040B-90EF
• Description: IC, FLASH, 4MBIT, 90NS, TSOP-32
• Manufacturer: Spansion Inc.

Specifications of AM29F040B-90EF

• Memory Type: Flash
• Memory Size: 4Mbit
• Memory Configuration: 512K X 8
• Access Time: 90ns
• Supply Voltage Range: 4.5V To 5.5V
• Memory Case Style: TSOP
• No. Of Pins: 32
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AC CHARACTERISTICS
Notes:
1. PA = Program Address, PD = Program Data, SA = Sector Address, DQ7# = Complement of Data Input, D
2. Figure indicates the last two bus cycles of the command sequence.
28
Addresses
WE#
Data
OE#
CE#
Figure 14. Alternate CE# Controlled Write Operation Timings
t
RH
555 for program
2AA for erase
t
t
t
WS
WH
WC
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
D A T A
t
AS
t
DH
Am29F040B
t
AH
PD for program
30 for sector erase
10 for chip erase
S H E E T
t
BUSY
t
WHWH1 or 2
Data# Polling
DQ7#
PA
D
OUT
21445E8 November 11, 2009
OUT
= Array Data.