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MXD1815 Datasheet Low-Power uP Reset Circuits

Manufacturer: Maxim Integrated (now Analog Devices)

Download the MXD1815 datasheet PDF. This datasheet also includes the MXD1810 variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (MXD1810-MaximIntegrated.pdf) that lists specifications for multiple related part numbers.

General Description

The MXD1810–MXD1813/MXD1815–MXD1818 family of microprocessor (μP) reset circuits monitor power supplies in μP and digital systems.

These devices provide excellent circuit reliability and low cost by eliminating external components and adjustments when used with +2.5V/+3.0V/+3.3V (MXD1815–MXD1818), and +5V (MXD1810–MXD1813) systems.

These circuits assert a reset signal whenever the VCC supply voltage declines below a preset threshold, keeping reset asserted for at least 100ms after VCC rises above the reset threshold.

Overview

MXD1810–MXD1813/ MXD1815–MXD1818 Low-Power μP Reset Circuits in 3-Pin SC70/SOT23.

Key Features

  • Precision Monitoring of +2.5V, +3V, +3.3V, and +5V Power-Supply Voltages.
  • Available in Four Reset Output Configurations.
  • Factory-Set Reset Threshold Voltages: 2.18V, 2.31V, 2.55V, 2.88V, 3.06V, 4.12V, 4.37V, 4.62V.
  • ±2.5% Reset Threshold Accuracy Over Temperature.
  • Fixed Reset Timeout Period: 100ms (min).
  • Guaranteed RESET/RESET Valid to VCC = +1V.
  • Debounced Manual-Reset Detect (MXD1813/ MXD1818).
  • Power-Supply Transien.