D A T A
S H E E T
PRODUCT SELECTOR GUIDE
Family Part Number
Speed Option
V
CC
= 5.0 V ± 5%
V
CC
= 5.0 V ± 10%
Max access time, ns (t
ACC
)
Max CE# access time, ns (t
CE
)
Max OE# access time, ns (t
OE
)
Note:
See “AC Characteristics” for full specifications.
45
45
30
50
50
30
-45
-50
Am29F400B
-55
-55
55
55
30
-70
70
70
30
-90
90
90
35
BLOCK DIAGRAM
RY/BY#
V
CC
V
SS
RESET#
Erase Voltage
Generator
Input/Output
Buffers
Sector Switches
DQ0
–
DQ15 (A-1)
WE#
BYTE#
State
Control
Command
Register
PGM Voltage
Generator
Chip Enable
Output Enable
Logic
STB
Data
Latch
CE#
OE#
STB
V
CC
Detector
Timer
Address Latch
Y-Decoder
Y-Gating
X-Decoder
Cell Matrix
A0–A17
4
Am29F400B
21505E8 November 11, 2009