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AC CHARACTERISTICS
Table 15. Word/Byte Configuration (BYTE#)
Parameter
Description
70R 90
120
Unit
JEDEC
Std.
tELFL/tELFH
tFLQZ
CE# to BYTE# Switching Low or High
BYTE# Switching Low to Output HIGH Z
BYTE# Switching High to Output Active
Max
Max
Min
5
ns
ns
ns
30
tFHQV
70
90
120
CE#
OE#
BYTE#
tELFL
Data Output
(DQ0-DQ14)
Data Output
(DQ0-DQ7)
BYTE# Switching
Switching from
word to byte mode
DQ0-DQ14
DQ15/A-1
DQ15
Output
Address Input
tFLQZ
tELFH
BYTE#
BYTE# Switching
Switching from
byte to word mode
Data Output
(DQ0-DQ7)
Data Output
(DQ0-DQ14)
DQ0-DQ14
DQ15
Output
Address Input
DQ15/A-1
tFHQV
Figure 18. BYTE# Timing for Read Operations
CE#
The falling edge of the last WE# signal
WE#
BYTE#
tSET
tHOLD
(tAH
(tAS
)
)
Note : Refer to the Erase/Program Operations table for tAS and tAH specifications.
Figure 19. BYTE# Timing for Write Operations
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Rev. 1C Jan 5 , 2006
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