DATA SHEET
AC CHARACTERISTICS
Word/Byte Configuration (BYTE#)
Parameter
JEDEC
Std Description
70
tELFL/tELFH CE# to BYTE# Switching Low or High
Max
tFLQZ
BYTE# Switching Low to Output HIGH Z
Max
25
tFHQV
BYTE# Switching High to Output Active
Min
70
CE#
90
120
Unit
5
ns
30
30
ns
90
120
ns
OE#
BYTE#
Switching
from word
to byte
mode
BYTE#
Switching
from byte
to word
mode
BYTE#
DQ0–DQ14
DQ15/A-1
BYTE#
tELFL
tELFH
Data Output
(DQ0–DQ14)
Data Output
(DQ0–DQ7)
DQ15
Output
tFLQZ
Address
Input
DQ0–DQ14
Data Output
(DQ0–DQ7)
Data Output
(DQ0–DQ14)
DQ15/A-1
Address
Input
DQ15
Output
tFHQV
Figure 15. BYTE# Timings for Read Operations
CE#
WE#
The falling edge of the last WE# signal
BYTE#
tSET
(tAS)
tHOLD (tAH)
Note: Refer to the Erase/Program Operations table for tAS and tAH specifications.
Figure 16. BYTE# Timings for Write Operations
December 4, 2006 21519C4
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