RS5C348A RICOH Co.,Ltd., RS5C348A Datasheet - Page 37

• Manufacturer Part Number: RS5C348A
• Description: 4-wire Serial Interface Real-time Clock
• Manufacturer: RICOH Co.,Ltd.

Rev.2.01
Sample circuit configuration 1
Sample circuit configuration 2
Typical Applications
OSCOUT
OSCOUT
OSCOUT
Typical Power Circuit Configurations
OSCIN
OSCIN
OSCIN
VDD
VDD
VDD
VSS
VSS
VSS
*1)
32768Hz
32768Hz
32768Hz
Primary
Battery
Secondary
Battery
*1)
*1)
System power supply
System power supply
System power supply
- 37 -
*1) When using an OR diode as a power supply for
*1) Install bypass capacitors for high-frequency
and low-frequency applications in parallel in
close vicinity to the Rx5C348A/B.
the
exceeding the absolute maximum rating of
VDD+0.3v is not applied the 32KOUT pin.
Rx5C348A/B
ensure
12345
Rx5C348A/B
that
voltage