AM29F400BB-90SE Spansion Inc., AM29F400BB-90SE Datasheet - Page 8

• Manufacturer Part Number: AM29F400BB-90SE
• Description: Flash Mem Parallel 5V 4M-Bit 512K x 8/256K x 16 90ns 44-Pin SO
• Manufacturer: Spansion Inc.

Specifications of AM29F400BB-90SE

• 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: -55 to 125 °C
• Interface Type: Parallel

PIN CONFIGURATION
A0–A17
DQ0–DQ14 = 15 data inputs/outputs
DQ15/A-1 = DQ15 (data input/output, word mode),
BYTE#
CE#
OE#
WE#
RESET#
RY/BY#
V
V
NC
6
CC
SS
= 18 addresses
= Selects 8-bit or 16-bit mode
= Chip enable
= Output enable
= Write enable
= Hardware reset pin, active low
= Ready/Busy# output
= +5.0 V single power supply
= Device ground
= Pin not connected internally
A-1 (LSB address input, byte mode)
(see Product Selector Guide for
device speed ratings and voltage
supply tolerances)
D A T A
Am29F400B
S H E E T
LOGIC SYMBOL
18
A0–A17
CE#
OE#
WE#
RESET#
BYTE#
DQ0–DQ15
RY/BY#
21505E8 November 11, 2009
(A-1)
16 or 8