M627X9中文资料瑞萨数据手册PDF规格书

描述 Description

The M627XXML/SL is a voltage threshold detector designed for detection of a supply voltage and generation of a system reset pulse for almost all logic circuits such as microprocessor.

It also has extensive applications including battery checking, level detecting and waveform shaping circuits.

特性 Features

• Detecting voltage M627X2, M627X3: 2.87V

M627X4, M627X5: 2.58V

M627X6, M627X7: 2.39V

M627X8, M627X9: 1.72V

• Hysterisis voltage 80mV

• Delay time M6270X: 0sec

M6271X: 200usec

M6272X: 50msec

M6273X: 100msec

M6274X: 200msec

• Few external parts

• Low threshold operating voltage

(Supply voltage to keep low-state at low supply voltage) 0.65V (Typ.) at RL=22kΩ

• Wide supply voltage range 1.5V to 7.0V

• Extra small 3-pin package (3-pin FLAT)

• Built-in long delay time

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 1.5V to 7.0V