AM29F400BB-70SF Spansion Inc., AM29F400BB-70SF Datasheet - Page 6

• Manufacturer Part Number: AM29F400BB-70SF
• Description: IC 4M FLASH BOT CS39S
• Manufacturer: Spansion Inc.

Specifications of AM29F400BB-70SF

• Package: 44SO
• Cell Type: NOR
• Density: 4 Mb
• Architecture: Sectored
• Block Organization: Asymmetrical
• Location Of Boot Block: Bottom
• Typical Operating Supply Voltage: 5 V
• Sector Size: 8KByte x 2|16KByte x 1|32KByte x 1|64KByte x 7
• Timing Type: Asynchronous
• Operating Temperature: -40 to 85 °C
• Interface Type: Parallel

PRODUCT SELECTOR GUIDE
Note: See “AC Characteristics” for full specifications.
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
RESET#
BYTE#
A0–A17
WE#
OE#
V
CE#
V
CC
SS
RY/BY#
V
CC
Command
Register
Control
ACC
State
Detector
V
V
)
CC
CC
CE
OE
= 5.0 V ± 5%
= 5.0 V ± 10%
)
)
PGM Voltage
Generator
Timer
D A T A
Sector Switches
Erase Voltage
Am29F400B
Generator
S H E E T
-45
45
45
30
STB
Output Enable
Chip Enable
Logic
-50
50
50
30
Y-Decoder
X-Decoder
Am29F400B
-55
-55
55
55
30
STB
DQ0
21505E8 November 11, 2009
Input/Output
–
Buffers
Cell Matrix
DQ15 (A-1)
Y-Gating
-70
Latch
70
70
30
Data
-90
90
90
35