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P R E L I M I N A R Y
148
Am79C930
TIMING WAVEFORMS
PCMCIA Bus Interface Waveforms
A
n
, REG
CE
OE
D
o
(Dout)
t
AVQV
t
ELQV
t
GLQV
t
GLQNZ
t
GHAX
t
GHQZ
WE
(high)
WAIT
t
ELGL
t
AVGL
t
GHEH
t
GLWTV
t
WTLWTH
t
QVWTH
20138B-10
Figure 4. PCMCIA MEMORY READ Access Timing Diagram
A
n
, REG
CE
WE
D
i
(Din)
t
ELWH
t
WLWH
t
WMDX
WAIT
t
ELWL
t
AVWL
t
WHGL
t
WLWTV
t
WTLWTH
t
DVWH
D
o
(Dout)
OE
t
GHWL
t
WLQZ
t
GHQZ
t
GHEH
t
GLQNZ
t
WHQNZ
t
AVWH
t
WMAX
t
WTHWH
20138B-11
Figure 5. PCMCIA MEMORY WRITE Access Timing Diagram