Rx5C348A/B
ꢀ Typical Applications
ꢁ
Typical Power Circuit Configurations
Sample circuit configuration 1
*1) Install bypass capacitors for high-frequency
and low-frequency applications in parallel in
close vicinity to the Rx5C348A/B.
System power supply
OSCIN
32768Hz
OSCOUT
VDD
*1)
VSS
Sample circuit configuration 2
OSCIN
*1) When using an OR diode as a power supply for
the Rx5C348A/B ensure that voltage
exceeding the absolute maximum rating of
VDD+0.3v is not applied the 32KOUT pin.
System power supply
32768Hz
OSCOUT
VDD
*1)
Primary
Battery
VSS
System power supply
OSCIN
32768Hz
OSCOUT
VDD
*1)
Secondary
Battery
VSS
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Rev.2.01
- 37 -
RICOH [ RICOH ELECTRONICS DEVICES DIVISION ]
