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ADM691AN

Microprocessor Supervisory Circuits

Partnumber Manufacturer Quantity Availability
ADM691AN 5 In Stock

Description and Introduction

Microprocessor Supervisory Circuits The ADM691AN is a microprocessor supervisory circuit manufactured by Analog Devices. It is designed to monitor the power supply voltage of microprocessor and digital systems. Key specifications include:

- **Supply Voltage Range**: 1.0V to 5.5V
- **Reset Threshold Accuracy**: ±1.5%
- **Reset Timeout Period**: 200ms (typical)
- **Operating Temperature Range**: -40°C to +85°C
- **Package**: 8-pin PDIP (Plastic Dual In-line Package)
- **Functions**: Power-on reset, manual reset, watchdog timer, and power fail comparator
- **Watchdog Timer Timeout Period**: 1.6 seconds (typical)
- **Power Fail Comparator**: Monitors an auxiliary voltage and provides an early warning of power failure

The ADM691AN is commonly used in applications requiring reliable power supply monitoring and system reset functions.

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