M29W640FB Просмотр технического описания (PDF) - STMicroelectronics
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M29W640FB Datasheet PDF : 72 Pages
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7 DC and AC parameters
Table 13. Read AC Characteristics
Symbol Alt
Parameter
tAVAV
tRC Address Valid to Next Address Valid
tAVQV
tACC Address Valid to Output Valid
tAVQV1
tPAGE Address Valid to Output Valid (Page)
tELQX(1)
tLZ Chip Enable Low to Output Transition
tELQV
tCE Chip Enable Low to Output Valid
tGLQX(1)
tOLZ Output Enable Low to Output Transition
tGLQV
tOE Output Enable Low to Output Valid
tEHQZ(1)
tHZ Chip Enable High to Output Hi-Z
tGHQZ(1)
tDF Output Enable High to Output Hi-Z
tEHQX
tGHQX
tAXQX
tOH
Chip Enable, Output Enable or Address
Transition to Output Transition
tELBL
tELBH
tELFL
tELFH
Chip Enable to BYTE Low or High
tBLQZ
tFLQZ BYTE Low to Output Hi-Z
tBHQV
tFHQV BYTE High to Output Valid
1. Sampled only, not 100% tested.
M29W640FT, M29W640FB
Test Condition
E = VIL,
G = VIL
E = VIL,
G = VIL
E = VIL,
G = VIL
G = VIL
Min
Max
Max
Min
G = VIL Max
E = VIL Min
E = VIL
G = VIL
Max
Max
E = VIL Max
M29W640FT,
M29W640FB
60
70
60
70
60
70
25
25
0
0
60
70
0
0
25
25
25
25
25
25
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
Min 0
0
ns
Max 5
Max 25
Max 30
5
ns
25
ns
30
ns
38/72
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