AM29F400B AMD [Advanced Micro Devices], AM29F400B Datasheet - Page 26

• Manufacturer Part Number: AM29F400B
• Description: 4 Megabit (512 K x 8-Bit/256 K x 16-Bit) CMOS 5.0 Volt-only Boot Sector Flash Memory
• Manufacturer: AMD [Advanced Micro Devices]

AC CHARACTERISTICS
Word/Byte Configuration (BYTE#)
26
Note:
Refer to the Erase/Program Operations table for t
JEDEC
Parameter
from word
Switching
Switching
from byte
to word
BYTE#
BYTE#
to byte
t
t
t
mode
mode
ELFL/
FLQZ
FHQV
Std.
t
ELFH
DQ0–DQ14
DQ0–DQ14
Description
CE# to BYTE# Switching Low or High
BYTE# Switching Low to Output HIGH Z
BYTE# Switching High to Output Active
DQ15/A-1
DQ15/A-1
BYTE#
BYTE#
BYTE#
WE#
CE#
OE#
CE#
Figure 11. BYTE# Timings for Read Operations
Figure 12. BYTE# Timings for Write Operations
AS
(t
P R E L I M I N A R Y
t
and t
SET
t
AS
ELFL
t
ELFH
)
Am29F400B
AH
specifications.
The falling edge of the last WE# signal
Data Output
(DQ0–DQ7)
Address
t
t
Max
Max
FHQV
Min
FLQZ
Input
Output
DQ15
t
HOLD
(DQ0–DQ14)
Data Output
-55
15
55
(t
AH
)
Output
-60
DQ15
20
60
(DQ0–DQ14)
Data Output
Address
Data Output
-70
(DQ0–DQ7)
20
70
Input
5
-90
20
90
-120
120
30
-150
150
35
21505C-15
21505C-16
Unit
ns
ns
ns