28C04A データシートの表示（PDF） - Microchip Technology
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28C04A Datasheet PDF : 10 Pages
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FIGURE 1-3: DATA POLLING WAVEFORMS
VIH
Address
VIL
VIH
CE
VIL
VIH
WE
VIL
VIH
OE
VIL
VIH
Data
VIL
Address Valid
t WPL
t WPH
t DV
Data In
Valid
t WC
28C04A
t ACC
t CE
Last Written
Address Valid
t OE
I/O7 Out
True Data Out
FIGURE 1-4: CHIP CLEAR WAVEFORMS
VIH
CE
VIL
VH
OE
VIH
VIH
WE
VIL
tS
tW
tH
tW = 10ms
tS = tH = 1µs
VH = 12.0V ±0.5V
2004 Microchip Technology Inc.
DS11126H-page 5
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