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DS1629 - 2-Wire Digital Thermometer and Real-Time Clock

General Description

SDA - 2-Wire Serial Data Input/Output SCL - 2-Wire Serial Clock GND - Ground ALRM - Thermostat and Clock Alarm Output X1 - 32.768kHz Crystal Input X2 - 32.768kHz Crystal Feedback Output OSC - Buffered Oscillator Output VDD - Power-Supply Voltage (+2.2V to +5V) DESCRIPTION The DS1629

Key Features

  • Measures Temperatures from -55°C to +125°C; Fahrenheit Equivalent is -67°F to 257°F.
  • Real-Time Clock Counts Seconds, Minutes, Hours, Date of the Month, Month, Day of the Week, and Year with Leap Year Compensation Through the Year 2100.
  • Thermometer Accuracy is ±2.0°C (typ).
  • Thermometer Resolution is 9 Bits (Expandable).
  • Thermostatic and Time Alarm Settings Are User Definable; Dedicated Open-Drain Alarm Output.
  • 32 Bytes SRAM for General Data Storage.
  • Data is Rea.

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Full PDF Text Transcription for DS1629 (Reference)

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DS1629 2-Wire Digital Thermometer and Real-Time Clock FEATURES  Measures Temperatures from -55°C to +125°C; Fahrenheit Equivalent is -67°F to 257°F  Real-Time Clock Cou...

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+125°C; Fahrenheit Equivalent is -67°F to 257°F  Real-Time Clock Counts Seconds, Minutes, Hours, Date of the Month, Month, Day of the Week, and Year with Leap Year Compensation Through the Year 2100  Thermometer Accuracy is ±2.0°C (typ)  Thermometer Resolution is 9 Bits (Expandable)  Thermostatic and Time Alarm Settings Are User Definable; Dedicated Open-Drain Alarm Output  32 Bytes SRAM for General Data Storage  Data is Read From/Written to via a 2-Wire Serial Interface (Open Drain I/O Lines)  Wide Power Supply Range (2.2V to 5.