MM1135 Datasheet (Mitsumi Electronics) - (MM1135 / MM1136) System Reset (with built-in watchdog timer) Monolithic IC

MM1135, (MM1135 / MM1136) System Reset (with built-in watchdog timer) Monolithic IC

Pin No.

1 2 3 4 5 6 7 8 Pin name TC BC (RESET) CK GND VCC RCT VS * * * * * * * * * * * * * * * * * * * * * * * * * *<

( DataSheet : www.DataSheet4U.com ) MITSUMI System Reset (with built-in watchdog timer) MM1135, MM1136 System Reset (with built-in watchdog timer) Monolithic IC MM1135, MM1136 Outline These ICs were developed to drive low voltage batteries, and have a watchdog timer with built-in microcomputer reset voltage detection circuit and low battery detection circuit.

A single reference voltage is used for low battery voltage detection and microcomputer reset voltage .

detection, so detection voltage

MM1135 Features

* 1. Accurate voltage drop detection voltage 1. Low battery detection 3.4V±3% 2. Power supply voltage detection 3.2V±3% 3. Detection voltage error 0.2V±20mV 1-2 4. Hysteresis Both 50mV typ. 2. Watchdog function stop pin (can be made to function only as reset IC during VCC rise) 3. Low current consumpt