M28W160ECB データシートの表示（PDF） - Numonyx -> Micron
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M28W160ECB Datasheet PDF : 50 Pages
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M28W160ECT, M28W160ECB
Table 17. Write AC Characteristics, Chip Enable Controlled
Symbol Alt
Parameter
70
tAVAV
tWC Write Cycle Time
Min 70
tAVEH
tAS Address Valid to Chip Enable High
Min
45
tDVEH
tDS Data Valid to Chip Enable High
Min 45
tEHAX
tAH Chip Enable High to Address Transition Min
0
tEHDX
tDH Chip Enable High to Data Transition
Min
0
tEHEL
tCPH Chip Enable High to Chip Enable Low Min
25
tEHGL
Chip Enable High to Output Enable
Low
Min 25
tEHWH
tWH Chip Enable High to Write Enable High Min
0
tELEH
tCP Chip Enable Low to Chip Enable High Min
45
tELQV
Chip Enable Low to Output Valid
Min 70
tQVVPL (1,2)
Output Valid to VPP Low
Min
0
tQVWPL
Data Valid to Write Protect Low
Min
0
tVPHEH (1) tVPS VPP High to Chip Enable High
Min 200
tWLEL
tCS Write Enable Low to Chip Enable Low Min
0
tWPHEH
Write Protect High to Chip Enable High Min 45
Note: 1. Sampled only, not 100% tested.
2. Applicable if VPP is seen as a logic input (VPP < 3.6V).
M28W160EC
85
90
85
90
45
50
45
50
0
0
0
0
25
30
25
30
0
0
45
50
85
90
0
0
0
0
200
200
0
0
45
50
Unit
100
100 ns
50
ns
50
ns
0
ns
0
ns
30
ns
30
ns
0
ns
50
ns
100
ns
0
ns
0
ns
200 ns
0
ns
50
ns
27/50
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