M48T129V 查看數據表（PDF） - STMicroelectronics
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M48T129V Datasheet PDF : 22 Pages
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Table 9. Read Mode AC Characteristics
(TA = 0 to 70 °C)
Symbol
Parameter
tAVAV Read Cycle Time
tAVQV (1) Address Valid to Output Valid
tELQV (1) Chip Enable Low to Output Valid
tGLQV (1) Output Enable Low to Output Valid
tELQX (2) Chip Enable Low to Output Transition
tGLQX (2) Output Enable Low to Output Transition
tEHQZ (2) Chip Enable High to Output Hi-Z
tGHQZ (2) Output Enable High to Output Hi-Z
tAXQX (1) Address Transition to Output Transition
Note: 1. CL = 100pF.
2. CL = 5pF.
M48T129Y
-70
Min
Max
70
70
70
40
5
5
25
25
5
M48T129Y, M48T129V
M48T129V
-85
Unit
Min
Max
85
ns
85
ns
85
ns
55
ns
5
ns
5
ns
30
ns
30
ns
5
ns
Figure 7. Address Controlled, Read Mode AC Waveforms
A0-A16
DQ0-DQ7
tAVAV
VALID
tAXQX
tAVQV
DATA VALID
DATA VALID
AI02324
9/22
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