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MAXIM INTEGRATED / ANALOG DEVICES MAX691EWE Microprocessor Supervisor

The MAX691EWE is a highly reliable microprocessor supervisory circuit offering integrated power supply monitoring, reset generation, watchdog timer, and low-battery warning functionalities. Designed for low power consumption, it provides a precise voltage detector with a 4.65V threshold, active reset output, and adjustable watchdog timeout periods. It features a power-fail warning, CMOS RAM write protection, and chip enable gating to prevent erroneous data writes during power fluctuations. Suitable for critical systems such as computers, controllers, and automotive electronics, it ensures system stability and data integrity with minimal external components.

Authorized Distributors
Source:Newark
Part No:MAX691EWE+
Stock:21
Inv Date:06-05-2026
Price: Unit price: $14.78
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Source:DigiKey
Part No:MAX691EWE+
Stock:190
Inv Date:06-05-2026
Price: Unit price: $14.78
Buy/RFQ:
Part No:MAX691EWE+
Stock:216
Inv Date:06-06-2026
Price: Unit price: $14.78
Buy/RFQ:
Part No:MAX691EWE
Stock:0
Inv Date:06-06-2026
Price: N/A
Buy/RFQ:

MAXIM INTEGRATED / ANALOG DEVICES MAX691EWE Microprocessor Supervisor Specifications:

  • Supply Voltage Range: 4.5V to 5.5V
  • Reset Threshold: 4.65V with approx. 50mV hysteresis
  • Watchdog Timeout: 1.6s fixed, adjustable with external oscillator
  • Reset Pulse Width: 50ms
  • Low Power Consumption: 1μA in battery backup mode
  • Power-Fail Warning Threshold: 1.3V comparator
  • Backup Battery Voltage: 2.0V to 4.25V
  • Battery Switchover Hysteresis: 20mV
  • Power Dissipation: 5mW typical at 25°C
  • Operating Temperature Range: -40°C to +85°C
  • Package Types: 16-pin Wide SO, 16-pin CERDIP

Buy the Buy Maxim MAX691EWE Part Number MAX691EWE Online

Purchase the Maxim MAX691EWE online today to ensure optimal microprocessor monitoring and system reliability. Featuring integrated reset, watchdog timer, and low-battery warning functions, this supervisory circuit is ideal for critical applications like computers, controllers, and automotive systems. Its low power consumption extends battery life, while its accurate voltage detection safeguards data integrity during power fluctuations. Simplify your design with minimal external components and rely on MAX691EWE for dependable, professional-grade power management and system stability.

Get Maxim MAX691EWE today—engineered for precise power supervision and long-lasting system stability.

Frequently Asked Questions

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES MAX691EWE?

You can click on the BUY or RFQ button to purchase MAX691EWE from an authorized MAXIM INTEGRATED / ANALOG DEVICES distributor.

How do I troubleshoot issues or seek technical support for part MAX691EWE?

You can download the MAX691EWE datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of MAX691EWE?

MAXIM INTEGRATED / ANALOG DEVICES

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