M48Z2M1PL データシートの表示（PDF） - STMicroelectronics
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M48Z2M1PL Datasheet PDF : 17 Pages
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M48Z2M1, M48Z2M1Y
Table 8. WRITE Mode AC Characteristics
M48Z2M1/Y
Symbol
Parameter(1)
–70
Min
Max
tAVAV
WRITE Cycle Time
70
tAVEH
Address Valid to Chip Enable High
65
tAVEL
Address Valid to Chip Enable Low
0
tAVWH
Address Valid to WRITE Enable High
65
tAVWL
Address Valid to WRITE Enable Low
0
tDVEH
Input Valid to Chip Enable High
30
tDVWH
Input Valid to WRITE Enable High
30
tEHAX
Chip Enable High to Address Transition
15
tEHDX
Chip Enable High to Input Transition
10
tELEH
Chip Enable Low to Chip Enable High
55
tWHAX
WRITE Enable High to Address Transition
5
tWHDX
WRITE Enable High to Input Transition
0
tWHQX(2,3) WRITE Enable High to Output Transition
5
tWLQZ(2,3) WRITE Enable Low to Output Hi-Z
25
tWLWH
WRITE Enable Pulse Width
55
Note: 1. Valid for Ambient Operating Temperature: TA = 0 to 70°C; VCC = 4.75 to 5.5V or 4.5 to 5.5V (except where noted).
2. CL = 5pF (see Figure 5, page 5).
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
10/17
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