M48T129V(2005) 查看數據表（PDF） - STMicroelectronics
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M48T129V Datasheet PDF : 30 Pages
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M48T129Y, M48T129V
Table 4. WRITE Mode AC Characteristics
M48T129Y
M48T129V
Symbol
Parameter(1)
–70
–85
Min
Max
Min
Max
tAVAV
WRITE Cycle Time
70
85
tAVWL
Address Valid to WRITE Enable Low
0
0
tAVEL
Address Valid to Chip Enable Low
0
0
tWLWH
WRITE Enable Pulse Width
50
60
tELEH
Chip Enable Low to Chip Enable High
55
65
tWHAX
WRITE Enable High to Address Transition
5
5
tEHAX
Chip Enable High to Address Transition
10
15
tDVWH
Input Valid to WRITE Enable High
30
35
tDVEH
Input Valid to Chip Enable High
30
35
tWHDX
WRITE Enable High to Input Transition
5
5
tEHDX
Chip Enable High to Input Transition
10
15
tWLQZ(2,3) WRITE Enable Low to Output Hi-Z
25
30
tAVWH
Address Valid to WRITE Enable High
60
70
tAVEH
Address Valid to Chip Enable High
60
70
tWHQX(2,3) WRITE Enable High to Output Transition
5
5
Note: 1. Valid for Ambient Operating Temperature: TA = 0 to 70°C; VCC = 4.5 to 5.5V or 3.0 to 3.6V (except where noted).
2. CL = 5pF.
3. If E goes low simultaneously with W going low, the outputs remain in the high impedance state.
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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