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ASAHI KASEI
[AK4537]
MS0202-E-04
2005/04
-
20
-
(2) External Clock Direct Input
XTI
XTO
AK4537
25k
:
MCKPD = "0"
PMXTL = "0"
External
Clock
Figure 14. External Clock mode (Input : CMOS Level)
Note: This clock level must not exceed DVDD level.
(3) AC Coupling Input
XTI
XTO
AK4537
25k
:
MCKPD = "0"
PMXTL = "1"
External
Clock
C
Figure 15. External Clock mode (Input :
t
50%DVDD)
Note: This clock level must not exceed DVDD level. (C : 0.1
P
F)
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