M28C17B データシートの表示（PDF） - STMicroelectronics
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M28C17B Datasheet PDF : 17 Pages
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M28C16B, M28C17B
Table 10A. Write Mode AC Characteristics for M28CxxB (5V range)
(TA = 0 to 70 °C or -40 to 85 °C; VCC = 4.5 to 5.5 V)
Symbol Alt.
Parameter
Test Condition
tAVWL tAS Address Valid to Write Enable Low
tAVEL tAS Address Valid to Chip Enable Low
tELWL tCES Chip Enable Low to Write Enable Low
tGHWL tOES Output Enable High to Write Enable Low
tGHEL tOES Output Enable High to Chip Enable Low
tWLEL tWES Write Enable Low to Chip Enable Low
tWLAX tAH Write Enable Low to Address Transition
tELAX tAH Chip Enable Low to Address Transition
tWLDV tDV Write Enable Low to Input Valid
tELDV tDV Chip Enable Low to Input Valid
tELEH tWP Chip Enable Low to Chip Enable High
tWHEH tCEH Write Enable High to Chip Enable High
tWHGL tOEH Write Enable High to Output Enable Low
tEHGL tOEH Chip Enable High to Output Enable Low
tEHWH tWEH Chip Enable High to Write Enable High
tWHDX tDH Write Enable High to Input Transition
tEHDX tDH Chip Enable High to Input Transition
tWHWL tWPH Write Enable High to Write Enable Low
tWLWH tWP Write Enable Low to Write Enable High
tWLQ5H tBLC Time-out After the Last Byte Write
tQ5HQ5X tWC Write Cycle Time
tDVWH tDS Data Valid before Write Enable High
tDVEH tDS Data Valid before Chip Enable High
E = VIL, G = VIH
G = VIH, W = VIL
G = VIH
E = VIL
W = VIL
G = VIH
E = VIL, G = VIH
G = VIH, W = VIL
M28C17B
Unit
Min
Max
0
ns
0
ns
0
ns
0
ns
0
ns
0
ns
50
ns
50
ns
1
µs
1
µs
50
ns
0
ns
0
ns
0
ns
0
ns
0
ns
0
ns
50
ns
50
ns
100
µs
3
ms
50
ns
50
ns
10/17
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