SM588× series
AC Digital Characteristics
VDD = 4.5 to 5.5 V, VSS = 0 V, Ta = −40 to 85 °C
System clock (CLK)
256fs type
Parameter
HIGH-level clock pulsewidth
LOW-level clock pulsewidth
Clock pulse cycle
Symbol
t CWH
t CWL
t XI
Rating
Unit
min
typ
max
20.0
–
125
ns
20.0
–
125
ns
40.0
–
250
ns
384fs type
Parameter
HIGH-level clock pulsewidth
LOW-level clock pulsewidth
Clock pulse cycle
512fs type
Parameter
HIGH-level clock pulsewidth
LOW-level clock pulsewidth
Clock pulse cycle
Symbol
t CWH
t CWL
t XI
Symbol
t CWH
t CWL
t XI
Rating
Unit
min
typ
max
13.15
–
125
ns
13.15
–
125
ns
26.3
–
250
ns
Rating
Unit
min
typ
max
10
–
125
ns
10
–
125
ns
20
–
250
ns
CLK
t CWL
t CWH
t XI
VIH1
0.5VDD
VIL1
NIPPON PRECISION CIRCUITS—5