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MAXIM INTEGRATED / ANALOG DEVICES DS1233MS5 Power Failure Reset IC

The DS1233MS-5+ is a low-cost reset IC in an 8-pin NSOIC package. It monitors the power supply voltage using a precision, temperature-compensated reference and comparator circuitry designed to alert a microprocessor system of impending power failure. When the supply voltage drops below the threshold (4.375V), the device actively drives a reset signal low to reset the processor. Once the voltage recovers above the threshold, the reset remains active for approximately 350 milliseconds to ensure system stability. The device supports a power supply voltage range of 1.2V to 5.5V and operates across temperatures from -40°C to 85°C. It automatically restarts the microprocessor after power failures, reducing the need for additional components. It features an internal 5kΩ pull-up resistor, is compatible with Motorola 68XXX series and HC16 microprocessors, and has pin functions similar to the MC33064, MC34064, MC33164, and MC34164. The reset is active-low and open-drain in configuration, with a voltage trip level of 4.375V.

Authorized Distributors
Source:Newark
Part No:DS1233MS-5+
Stock:486
Inv Date:06-05-2026
Price: Unit price: $6.1
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Source:DigiKey
Part No:DS1233MS-5+
Stock:2098
Inv Date:06-05-2026
Price: Unit price: $6.1
Buy/RFQ:
Part No:DS1233MS-5+
Stock:82
Inv Date:06-06-2026
Price: Unit price: $6.07
Buy/RFQ:
Part No:DS1233MS-5
Stock:0
Inv Date:06-06-2026
Price: N/A
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MAXIM INTEGRATED / ANALOG DEVICES DS1233MS5 Power Failure Reset IC Specifications:

  • Package: 8-pin NSOIC
  • Supply Voltage Range: 1.2V to 5.5V
  • Trip Point Voltage: 4.375V
  • Active Low Reset Output
  • Reset Active Time: 350 ms
  • Operating Temperature: -40°C to +85°C
  • Pull-up resistor: 5kΩ internal
  • Pin functions compatible with MC33064, MC34064, MC33164, MC34164
  • Storage Temperature: -55°C to +125°C
  • Soldering Temperature: 260°C for 10 seconds
  • Voltage on Vcc Pin: -0.5V to +7.0V
  • Voltage on I/O: -0.5V to Vcc + 0.5V
  • Output Capacitance: 10 pF
  • Maximum Operating Current: 8 mA
  • Isolation from voltage surges and temperature variation

Buy the Buy DS1233MS5 Power Failure Reset IC Part Number DS1233MS5 Online

Purchase the DS1233MS5 power failure reset IC today for robust microprocessor reset functionality. This low-cost IC monitors supply voltage from 1.2V to 5.5V, ensuring system stability by providing a 350 ms reset delay during power recovery. Its internal 5kΩ pull-up resistor, compatibility with Motorola 68XXX series and HC16 microprocessors, and operation from -40°C to 85°C make it ideal for a variety of embedded systems. Improve your circuit reliability with this essential power monitoring component now.

Get DS1233MS5 power monitoring reset IC today—designed for microprocessor stabilization and reliable operation across temperatures.

Frequently Asked Questions

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES DS1233MS5?

You can click on the BUY or RFQ button to purchase DS1233MS5 from an authorized MAXIM INTEGRATED / ANALOG DEVICES distributor.

How do I troubleshoot issues or seek technical support for part DS1233MS5?

You can download the DS1233MS5 datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of DS1233MS5?

MAXIM INTEGRATED / ANALOG DEVICES

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