PYX28C64
AC ELECTRICAL CHARACTERISTICS—READ CYCLE
(V
CC
= 5V ± 10%, All Temperature Ranges)
(2)
Symbol
t
AVAV
t
AVQV
t
ELQV
t
OLQV
t
ELQX
t
EHQZ
t
OLQX
t
OHQZ
t
AVQX
t
PU
t
PD
Parameter
Read Cycle Time
Address Access Time
Chip Enable Access Time
Output Enable Access Time
Chip Enable to Output in Low Z
Chip Disable to Output in High Z
Output Enable to Output in Low Z
Output Disable to Output in High Z
Output Hold from Address Change
Chip Enable to Power Up Time
Chip Disable to Power Down Time
-200
Min Max
200
200
200
100
10
80
10
80
0
250
50
-250
Min Max
250
250
250
100
10
80
10
80
0
250
50
-300
Min Max
300
300
300
100
10
80
10
80
0
250
50
-350
Unit
Min Max
350
350
350
100
10
80
10
80
0
250
50
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
TIMING WAVEFORM OF READ CYCLE
Document #
EEPROM101
REV B
Page 3 of 11
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