A D V A N C E I N F O R M A T I O N
AC CHARACTERISTICS
Word/Byte Configuration (BYTE#)
Parameter
Speed Options
JEDEC
Std.
Description
90
100
10
120
Unit
ns
t
t
t
t
CE# to BYTE# Switching Low or High
BYTE# Switching Low to Output HIGH Z
BYTE# Switching High to Output Active
Max
Max
Min
ELFL/ ELFH
50
90
50
60
ns
FLQZ
FHQV
100
120
ns
CE#
OE#
BYTE#
t
ELFL
Data Output
(DQ0–DQ14)
Data Output
(DQ0–DQ7)
BYTE#
Switching
from word
to byte
DQ0–DQ14
DQ15/A-1
Address
Input
DQ15
Output
mode
t
FLQZ
t
ELFH
BYTE#
BYTE#
Switching
from byte
to word
Data Output
(DQ0–DQ7)
Data Output
(DQ0–DQ14)
DQ0–DQ14
DQ15/A-1
mode
Address
Input
DQ15
Output
t
FHQV
Figure 15. BYTE# Timings for Read Operations
CE#
The falling edge of the last WE# signal
WE#
BYTE#
t
SET
(t
)
AS
t
(t
)
HOLD AH
Note: Refer to the Erase/Program Operations, on page 29 for t and t specifications.
AS
AH
Figure 16. BYTE# Timings for Write Operations
28
Am29SL400D
Rev. A Amend. +1 April 13, 2005
AMD [ AMD ]
