M48T212A-85MH1 Просмотр технического описания (PDF) - STMicroelectronics
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M48T212A-85MH1 Datasheet PDF : 20 Pages
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Figure 7. Read Cycle Timing: RTC Control Signals
M48T212A
ADDRESS
E
G
W
DQ7-DQ0
READ
tAVAV
READ
tAVAV
WRITE
tAVAV
tELQV
tAVQV
tAVWL
tWHAX
tELQX
tGLQV
tGLQX
tAXQX
DATA OUT
VALID
tWLWH
DATA OUT
VALID
tGHQZ
DATA IN
VALID
AI02640
Figure 8. Write Cycle Timing: RTC Control Signals
ADDRESS
tAVEL
E
G
tAVWL
W
DQ0-DQ7
DATA OUT
VALID
WRITE
tAVAV
WRITE
tAVAV
READ
tAVAV
tAVEH
tELEH
tAVWH
tEHAX tWHAX
tAVQV
tGLQV
tEHDX
tWLWH
tWHQX
tWLQZ
tEHQZ
tDVEH tDVWH
DATA IN
VALID
DATA IN
VALID
tWHDX
DATA OUT
VALID
AI02641
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