RX5RZ Datasheet, PDF (24/25 Pages) RICOH electronics devices division – LOW DROPOUT AND LOW NOISE VOLTAGE REGULATOR

RN5VD
TYPICAL APPLICATIONS
• RN5VDxxA CPU Reset Circuit (Nch Open Drain Output)
(1) Input Voltage to RN5VDxxA is
the same as the input voltage to CPU.
(2) Input Voltage to RN5VDxxA is
different from the input voltage to CPU.
VDD
VDD
R
VDD
CD _RN5VDxxA
CPU
RESET
SERIES _OUT
GND
CD
GND
VDD1
VDD
CD _RN5VDxxA
SERIES
CD
GND
R
VDD
OUT
CPU
RESET
GND
VDD2
• RN5VDxxC CPU Reset Circuit (CMOS Output)
VDD
VDD
VDD
CD _RN5VDxxC
SERIES _OUT
CD
GND
CPU
RESET
GND
• _{Memory Back-up Circuit}
VDD
D1
VCC
D2 _A Y1
Y2
B _Y3
G _Y4
VDD
GND
CD _RN5VDxxC ^OUT
SERIES
CD
GND
VCC
VCC
VCC
VCC
RAM1 RAM2 RAM3 RAM4
GND CS GND CS GND CS GND CS
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