M62781GP Datasheet, PDF (1/4 Pages) Mitsubishi Electric Semiconductor – VOLTAGE DETECTING, SYSTEM RESETTING IC SERIES

MITSUBISHI Dig./Ana.INTERFACE
M62781GP
VOLTAGE DETECTING, SYSTEM RESETTING IC SERIES
This product is on during the development, and there
GENERAL DESCRIPTION
is a case rescheduling it future technical standard.
The M62781GP is a voltage threshold detector designed for
detection of a supply voltage and generation of a system
PIN CONFIGURATION (TOP VIEW)
reset pulse for almost all logic circuits such as
microprocessor.
It also has extensive applications including battery checking,
level detecting and waveform shaping circuits.
FEATURES
2 OUTPUT
• Few external parts
• Low threshold operating voltage (Supply voltage to keep
GND ³
low-state at low supply voltage) …0.65V(TYP.) at RL=22kΩ
• Wide supply voltage range ………… 1.5to 7.0V
1
SUPPLY
VOLTAGE
• Sudden change in power supply has minimal effect on the ICs
• Wide application range
• Extra small 3-pin package (3-pin SOP)
• Built-in long delay time
Outline SOT-23
APPLICATION
• Reset pulse generation for almost all logic circuits
• Battery checking, level detecting, waveform shaping circuits
• Delayed waveform generator
• Switching circuit to a back-up power supply
• DC/DC converter
• Over voltage protection circuit
RECOMMENDED OPERATING CONDITION
• Supply voltage range ………… 1.5to 7.0V
BLOCK DIAGRAM
M62781GP
SUPPLY VOLTAGE
1
R1
-
R2
+
1.25V
31
GND
OSC
COUNTER
2 OUTPUT
(1/4)
1998-8-25