R3130N16EA Datasheet, PDF (3/32 Pages) RICOH electronics devices division – Low Voltage Detector with built-in Delay Circuit

R3130N×××A/C, R3131N×××A/C
APPLICATIONS
• CPU & Logic Circuit Reset
• Battery Checker
• Window Comparator
• Wave Shaping Circuit
• Battery Back-Up Circuit
• Power Failure Detector
BLOCK DIAGRAMS
• R3130N×××A
Nch Open Drain Output
VDD
• R3130N×××C
VDD
CMOS Output
GND
-
+
Vref
Delay
Circuit
OUT
GND
-
+
Vref
Delay
Circuit
• R3131N×××A
Nch Open Drain Output
VDD
GND
-
+
Vref
Delay
Circuit
• R3131N×××C
VDD
CMOS Output
OUT
GND
-
+
Vref
Delay
Circuit
OUT
OUT
2