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MAXIM INTEGRATED / ANALOG DEVICES MAX703CSA Microprocessor Supervisory Circuit

The MAX703/MAX704 are low-cost microprocessor supervisory circuits with battery backup, offering power supply monitoring, manual reset, power-fail detection, and battery switching features. They are available in 8-pin DIP and SO packages, suitable for computer, controller, and intelligent instrument applications requiring reliable power management. These devices include an active-low reset during power-up or brownout, a 1.25V power-fail warning threshold detector, and automatic backup switching for CMOS RAM and low-power logic circuitry. They ensure system reliability and provide noise immunity with debounced manual reset and hysteresis options, making them ideal for critical microprocessor power monitoring.

Authorized Distributors
Source:Newark
Part No:MAX703CSA+
Stock:12
Inv Date:06-05-2026
Price: Unit price: $11.73
Buy/RFQ:
Source:DigiKey
Part No:MAX703CSA+
Stock:354
Inv Date:06-05-2026
Price: Unit price: $11.73
Buy/RFQ:
Part No:MAX703CSA+
Stock:50
Inv Date:06-06-2026
Price: Unit price: $11.73
Buy/RFQ:
Part No:MAX703CSA+
Stock:46
Inv Date:06-06-2026
Price: N/A
Buy/RFQ:

MAXIM INTEGRATED / ANALOG DEVICES MAX703CSA Microprocessor Supervisory Circuit Specifications:

  • Supply Voltage Range: 0V to 5.5V
  • Reset Thresholds: MAX703 at 4.65V, MAX704 at 4.40V
  • Reset Pulse Width: 200ms
  • Power-Fail Threshold: 1.25V
  • Battery-Switching: Automatic backup switching with hysteresis
  • Input Voltage for Manual Reset (MR): High at 2.0V, active low, pulse width 140ms
  • Output Current: 20mA max
  • Power-Fail Comparator Output (PFO): Low when PFI < 1.25V
  • Operating Temperature Range: -40°C to +125°C
  • Package Types: 8-Pin DIP, SO, CERDIP
  • Maximum Backup Battery Voltage: MAX703 4.80V, MAX704 4.55V
  • Supply Current in normal mode: MAX703C/D/MJ 200-350μA, MAX704 series similar
  • Storage Temperature: -65°C to +160°C

Buy the Maxim Series MAX703: Microprocessor Supervisory Circuit with Battery Backup: MAX703CSA

Purchase the Maxim MAX703CSA online today for a dependable microprocessor supervisory solution with battery backup, power-fail detection, and manual reset functions. Designed for improved system reliability, this device offers precise reset thresholds, noise immunity, and automatic backup switching. Its compact 8-pin package makes it suitable for space-constrained environments in computers, controllers, and intelligent instruments. Ensure continuous operation and system integrity with effortless online ordering of this essential power management component, backed by Maxim's quality and performance standards.

Buy Maxim MAX703CSA now and experience unmatched reliability and performance in power monitoring for critical microprocessor systems.

Frequently Asked Questions

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES MAX703CSA?

You can click on the BUY or RFQ button to purchase MAX703CSA from an authorized MAXIM INTEGRATED / ANALOG DEVICES distributor.

How do I troubleshoot issues or seek technical support for part MAX703CSA?

You can download the MAX703CSA datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of MAX703CSA?

MAXIM INTEGRATED / ANALOG DEVICES

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