M48T129 ST Microelectronics, M48T129 Datasheet - Page 9

• Manufacturer Part Number: M48T129
• Description: 3.3V-5V 1 Mbit 128Kb x8 TIMEKEEPER SRAM
• Manufacturer: ST Microelectronics

Table 9. Read Mode AC Characteristics
(T
Note: 1. C
Figure 7. Address Controlled, Read Mode AC Waveforms
A
t
t
t
t
t
Symbol
t
t
t
GHQZ
AVQV
ELQV
GLQV
ELQX
GLQX
EHQZ
AXQX
t
= 0 to 70 C)
AVAV
2. C
(1)
(2)
(1)
(1)
(2)
(2)
(2)
(1)
L
L
= 100pF.
= 5pF.
A0-A16
DQ0-DQ7
Read Cycle Time
Address Valid to Output Valid
Chip Enable Low to Output Valid
Output Enable Low to Output Valid
Chip Enable Low to Output Transition
Output Enable Low to Output Transition
Chip Enable High to Output Hi-Z
Output Enable High to Output Hi-Z
Address Transition to Output Transition
Parameter
DATA VALID
tAXQX
tAVQV
tAVAV
VALID
Min
70
5
5
5
M48T129Y
-70
Max
70
70
40
25
25
DATA VALID
Min
85
M48T129Y, M48T129V
5
5
5
M48T129V
-85
Max
AI02324
85
85
55
30
30
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
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