ADM8691 Datasheet (Analog Devices) - Microprocessor Supervisory Circuits

ADM8691, Microprocessor Supervisory Circuits

3 Specifications 4 Absolute Maximum Ratings 6 ESD Caution 6 Pin Configurations and Function Descriptions 7 Typical Performance Characteristics 8 Circuit Information 10 Battery Switchover Section 10 Power-Fail RESET Output 10 Watchdog Timer RESET 11 Watchdog Output (WDO) 12 CE Gating and RAM Wri

ADM8691 Features

* Upgrade for ADM690 to ADM695, MAX690 to MAX695 Specified over temperature Low power consumption (0.7 mW) Precision voltage monitor Reset assertion down to 1 V VCC Low switch on resistance 0.7 Ω normal, 7 Ω in backup High current drive (100 mA) Watchdog timer: 100 ms, 1.6 s, or adjustable 400 nA stan