R3112N131A-TR RICOH Co.,Ltd., R3112N131A-TR Datasheet
R3112N131A-TR
Manufacturer Part Number
R3112N131A-TR
Description
Manufacturer
RICOH Co.,Ltd.
Datasheets
1.R3112N091A.pdf
(16 pages)
2.R3112Q091A-TR.pdf
(16 pages)
3.R3112N131A-TR.pdf
(16 pages)
Specifications of R3112N131A-TR
Date_code
05+
Packing_info
SOT-153
supply current by CMOS process, which can be operated at an extremely low voltage and is used for
system reset as an example.
threshold setting, an output driver, a hysteresis circuit, and an output delay circuit. The detector
threshold is fixed with high accuracy internally and does not require any adjustment. Two output types,
Nch open drain type and CMOS type are available.
mounting on boards is possible.
V
Rev. 1.10
DD
OUTLINE
The R3112 Series are voltage detector ICs with high detector threshold accuracy and ultra-low
Two types of packages, SOT-23-5 and ultra small SC-82AB can be selected so that high density
Each of these ICs consists of a voltage reference unit, a comparator, resistor net for detector
FEATURES
APPLICATIONS
BLOCK DIAGRAMS
is possible.
Vref
Built-in Output Delay Circuit
Ultra-low Supply Current
Wide Range of Operating Voltage
Detector Threshold
High Accuracy Detector Threshold
Low Temperature-Drift Coefficient of Detector Threshold
Two Output Types
Two Types of Packages
Battery Checker
Window Comparator
Wave Shaping Circuit
Battery Back-up Circuit
Power Failure Detector
CPU and Logic Circuit Reset
+
-
R3112XXX1A
R
D
C
D
Stepwise setting with a step of 0.1V in the range of 0.9V to 5.0V
SOT-23-5 (Mini-mold), SC-82AB
TYP. 1.0µA (V
0.7 6.0V(Topt=25 C)
- 1 -
TYP. 100ms with an external capacitor: 0.022 F
LOW VOLTAGE DETECTOR WITH OUTPUT DELAY
R3112xxx1A/C Series
Nch Open Drain and CMOS
OUT
GND
±2.0%
V
DD
DD
=3.5V)
Vref
--
+
R3112XXX1C
TYP. ±100ppm/ C
R
D
2001. Apr. 4
C
D
OUT
GND
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