MAX691AEWE Microprocessor Supervisory IC (SOIC 16, Reset, Watchdog, Battery Backup)

The MAX691AEWE is a microprocessor supervisory IC designed to monitor power supply conditions and improve system reliability. It provides reset control, a watchdog timer, power failure warning, and battery backup switching for compatible memory circuits. Its supervisory functions help protect embedded systems from power interruptions and processor execution failures.

Key Features -

• Microprocessor power supply monitoring

• Reset output for reliable processor startup

• Watchdog timer for monitoring processor activity

• Power failure warning and detection

• Battery backup switching for memory retention

• Backup battery monitoring function

• Manual reset input

• Compact 16 pin surface mount package

Specifications -

• Part Number: MAX691AEWE

• IC Type: Microprocessor Supervisory Circuit

• Package: SOIC 16, verify the exact package designation against the manufacturer datasheet

• Primary Function: Power supply monitoring and reset control

• Watchdog Function: Integrated watchdog timer

• Power Failure Detection: Power fail comparator

• Backup Supply: Supports battery backed memory applications

• Reset Function: Active low reset output

• Supply thresholds and timing characteristics: Refer to the exact manufacturer datasheet

Applications -

• Microprocessor and microcontroller systems

• Embedded control boards

• Industrial automation equipment

• Battery backed memory circuits

• Computer and communication equipment

• Power supply monitoring systems

• Firmware watchdog protection