SM5865BM
AC Electrical Characteristics
System clock Input (CKI)
Rating
P arameter
CKI clock frequency
HIGH-level clock pulsewidth
L O W -level clock pulsewidth
Symbol
min
f
C K I
t
C W H
t
C W L
5
5
5
typ
–
–
–
max
60
–
–
MHz
ns
ns
Unit
1/f
CKI
CKI
t
CWL
t
CWH
V
IHC
0.5V
DD
V
ILC
Internal System Clock
Rating
P arameter
Internal system clock frequency
Symbol
f
S Y S
Condition
min
5
typ
–
max
46
MHz
Unit
Internal system clock frequency is the same as the CKI clock frequency when CKDVN = HIGH.
Internal system clock frequency is half the CKI clock frequency when CKDVN = LOW .
Reset Input (RSTN)
Rating
P arameter
Symbol
Condition
min
At pow er ON
R S T N L OW -level pulsewidth
t
R S T N
After pow er ON
1
100
typ
–
–
max
–
–
µs
ns
Unit
NIPPON PRECISION CIRCUITS—6
NPC [ NIPPON PRECISION CIRCUITS INC ]
