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DS1819 - 5V/3.3V MicroMonitor

Download the DS1819 datasheet PDF. This datasheet also covers the DS1814 variant, as both devices belong to the same 5v/3.3v micromonitor family and are provided as variant models within a single manufacturer datasheet.

Description

DS181xA 1 RST 2 GND PBRST 3 4 ST 5 VCC DS181xB 1 RST 2 GND 3 RST 4 ST 5 VCC DS181xC 1 RST 2 GND 3 RST 4 PBRST 5 VCC Active Low Reset Output Ground Pushbutton Reset Input Strobe Input Power Supply DEVICE RST PBRST WD X X DS181xA X DS181xB X X DS181xC X X x = "DS1814" for 5V devices x = "DS1819"

Features

  • Halts and restarts an out-of-control microprocessor Holds microprocessor in check during power transients Automatically restarts microprocessor after power failure Monitors pushbutton for external override Accurate 5%, 10%, or 20% (3V only) microprocessor power monitoring Eliminates the need for discrete components 20% tolerance for use with 3.0V systems Pin- and function-compatible with the MAX823/24/25 products Low cost SOT-23-5 packa.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (DS1814_DallasSemiconductor.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number DS1819
Manufacturer Dallas Semiconductor
File Size 182.38 KB
Description 5V/3.3V MicroMonitor
Datasheet download datasheet DS1819 Datasheet

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Other Datasheets by Dallas Semiconductor

Part Number Description
DS1810 5V EconoReset
DS1811 5V EconoReset
DS1812 5V EconoReset
DS1814 5V/3.3V MicroMonitor
DS1815 3.3V EconoReset

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
www.DataSheet4U.com DS1814/DS1819 5V and 3.3V MicroMonitor www.maxim-ic.com FEATURES § § § § § § § § § § Halts and restarts an out-of-control microprocessor Holds microprocessor in check during power transients Automatically restarts microprocessor after power failure Monitors pushbutton for external override Accurate 5%, 10%, or 20% (3V only) microprocessor power monitoring Eliminates the need for discrete components 20% tolerance for use with 3.0V systems Pin- and function-compatible with the MAX823/24/25 products Low cost SOT-23-5 package Industrial temperature range: -40°C to +85°C RST PIN ASSIGNMENT 3 2 1 4 5 SOT-23-5 PACKAGE See Mech.
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