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MAXIM INTEGRATED / ANALOG DEVICES MAX818LCSA Microprocessor Supervisory Circuit

The MAX818LCSA+ is a 5V microprocessor supervisory circuit housed in an 8-pin NSOIC package. It simplifies power supply monitoring, battery control, and chip-enable gating in microprocessor systems by reducing component count. Designed to ignore fast transients on VCC and optimized for 5V-powered systems, it features a low supply current of 11µA (typical) and a compact size ideal for embedded controllers, intelligent instruments, and critical microcontroller monitoring. Key features include a supply voltage range from 0V to 5.5V, operating temperature from 0°C to 70°C, a precise 4.65V supply monitor, a 200ms reset delay with a reset threshold at 4.65V, and battery backup power switching capable of exceeding VCC. Additional features include onboard 3ns gating of chip-enable signals, an active-low reset, a watchdog timer with a 1.6-second timeout, and a power-fail comparator. Applications include system monitoring and portable devices.

Authorized Distributors
Source:Newark
Part No:MAX818LCSA+
Stock:196
Inv Date:06-05-2026
Price: Unit price: $10.49
Buy/RFQ:
Source:DigiKey
Part No:MAX818LCSA+
Stock:279
Inv Date:06-05-2026
Price: Unit price: $10.49
Buy/RFQ:
Part No:MAX818LCSA+
Stock:95
Inv Date:06-06-2026
Price: Unit price: $10.49
Buy/RFQ:

MAXIM INTEGRATED / ANALOG DEVICES MAX818LCSA Microprocessor Supervisory Circuit Specifications:

  • Supply Voltage Range: 0V to 5.5V
  • Operating Temperature Range: 0°C to 70°C
  • Reset Threshold Voltage: 4.65V
  • Reset Delay Time: 200ms
  • Supply Current: 11µA (typical)
  • Package: 8-pin NSOIC
  • Active-Low Reset Output
  • On-Board Chip-Enable Gating with 3ns Gate Time
  • Watchdog Timer: 1.6 seconds timeout
  • Power-Fail Comparator
  • Battery Backup Power Switching Exceeds VCC
  • Low Power Consumption
  • Designed for +5V Systems

Buy the Maxim Series MAX818 Microprocessor Supervisory: MAX818LCSA

Secure the efficiency of your embedded systems with the Maxim MAX818LCSA+ microprocessor supervisory circuit. Designed for +5V systems, it provides precise voltage monitoring, active-low reset, a 1.6-second watchdog timer, and robust power-switching capabilities to preserve data during power failures. Its low power consumption and small form factor make it ideal for portable and embedded applications. Easily integrate the MAX818LCSA+ to improve system stability, reduce component count, and ensure reliable operation in critical microcontroller environments. Purchase online today to optimize your system’s power safety and performance.

Get Maxim MAX818LCSA today—built for precise power management, reliable resets, and long-lasting portable device protection.

Frequently Asked Questions

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES MAX818LCSA?

You can click on the BUY or RFQ button to purchase MAX818LCSA from an authorized MAXIM INTEGRATED / ANALOG DEVICES distributor.

How do I troubleshoot issues or seek technical support for part MAX818LCSA?

You can download the MAX818LCSA datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of MAX818LCSA?

MAXIM INTEGRATED / ANALOG DEVICES

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