29W040 データシートの表示（PDF） - STMicroelectronics
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29W040 Datasheet PDF : 31 Pages
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M29W040
Table 14B. Write AC Characteristics, Chip Enable Controlled
(TA = 0 to 70°C, –20 to 85°C or –40 to 85°C)
M29W040
Symbol Alt
Parameter
-150
-200
Unit
VCC = 2.7V to 3.6V VCC = 2.7V to 3.6V
Min
Max
Min
Max
tAVAV
tWC Address Valid to Next Address Valid
150
200
ns
tWLEL
tWS Write Enable Low to Chip Enable Low
0
0
ns
tELEH
tCP Chip Enable Low to Chip Enable High
65
80
ns
tDVEH
tDS Input Valid to Chip Enable High
65
80
ns
tEHDX
tDH Chip Enable High to Input Transition
0
0
ns
tEHWH
tWH Chip Enable High to Write Enable High
0
0
ns
tEHEL
tCPH Chip Enable High to Chip Enable Low
35
35
ns
tAVEL
tAS Address Valid to Chip Enable Low
0
0
ns
tELAX
tAH Chip Enable Low to Address Transition
65
65
ns
tGHEL
Output Enable High Chip Enable Low
0
0
ns
tVCHWL
tVCS VCC High to Write Enable Low
50
50
µs
tEHQV1 (1)
Chip Enable High to Output Valid (Program)
12
12
µs
tEHQV2 (1)
Chip Enable High to Output Valid
(Block Erase)
1.5
30
1.5
30
sec
tEHGL
tOEH Chip Enable High to Output Enable Low
0
Note: 1. Time is measured to Data Polling or Toggle Bit, tWHQV = tWHQ7V + tQ7VQV.
0
ns
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