AM29F040B-90EF Spansion Inc., AM29F040B-90EF Datasheet - Page 6

• 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

PRODUCT SELECTOR GUIDE
Note: See the “AC Characteristics” section for more information.
BLOCK DIAGRAM
4
Family Part Number
Speed Option
Max access time, ns (t
Max CE# access time, ns (t
Max OE# access time, ns (t
A0–A18
WE#
V
V
CE#
OE#
CC
SS
ACC
V
V
V
CC
CC
)
Command
CC
CE
OE
Register
Control
= 5.0 V ± 5%
= 5.0 V ± 10%
State
)
)
Detector
PGM Voltage
Generator
D A T A
Timer
Am29F040B
Erase Voltage
Generator
S H E E T
STB
Output Enable
Chip Enable
Logic
-55
55
55
25
X-Decoder
Y-Decoder
STB
Am29F040B
Input/Output
-70
DQ0–DQ7
70
70
30
Buffers
Data Latch
Cell Matrix
21445E8 November 11, 2009
Y-Gating
-90
90
90
35