SD42C4404 Datasheet, PDF (13/19 Pages) AUK corp – 4Bit Single Chip Microcontroller

SD42C/P4404
AC Timing Measurement Points (Except XI)
0.8VDD
0.2VDD
Measurement
Points
Clock Timing
XI
1/XI
tXL
tXH
Timer Event Counter Timing
TI0
1/fTI
tTIL
tTIH
0.8VDD
0.2VDD
VDD-0.5V
0.4V
0.8V DD
0.2V DD
Serial Transfer Timing
SCK
tKCY
tKL
tKH
tSIK
tKSI
SI
Input Data
0.8V DD
tKSO
0.2V DD
SO
Output Data
0.8V DD
0.2V DD
Interrupt Input Timing
INT0~1
KS0~7
RESETB Input Timing
RESETB
tINTL
tRSL
tINTH
0.8V DD
0.2V DD
0.2V DD
KSI-W031-000
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