ADM8710 Datasheet | Analog Devices

Data Sheet Low Voltage, High Accuracy, Quad Voltage Microprocessor Supervisory Circuit Features Accurate monitoring of up to four power supply voltages 2 factory-set threshold options for monitoring 1.8 V and 3.3 V Adjustable input threshold voltage 0.62 V (±1.5% accuracy) 50 ms typical reset timeout Open-drain RESET output (10 µA internal pull-up) Reset output stage: active low, valid to IN1 = 1 V or IN2 = 1 V Power supply glitch immunity Specified from - 40°C to +85°C 6-lead SOT-23 package APPLICATIONS Telemunications Microprocessor systems Desktop and notebook puters Data storage equipment Servers/workstations FUNCTIONAL BLOCK DIAGRAM IN1 IN2 IN2 RESET RESET TIMEOUT IN3 UVLO IN4 0.62VREF Figure 1. 10647-001 GENERAL DESCRIPTION The ADM8710 is a low voltage, high accuracy supervisory circuit. The device monitors up to four system supply voltages. The ADM8710 incorporates two internally pretrimmed undervoltage threshold options for monitoring 1.8 V...