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TMP1820 - Accurate Digital Temperature Sensor

Description

The TMP1820 is 1-Wire®, high-accuracy, digitaloutput temperature sensor.

20°C to +85°C or ±0.4°C across the

55°C to +125°C temperature range.

Features

  • Multi-drop shared bus for data communication features.
  • 1-Wire interface.
  • Standard and overdrive data rates modes (up to 90 kbps).
  • Legacy and short addressing.
  • Cyclic redundancy check (CRC).
  • Flexible power supply option: VDD (supply) powered or bus powered.
  • 1.7 V to 5.5 V (OVD mode or bus powered).
  • 2.5 V to 5.5V (STD mode).
  • High accuracy temperature sensor:.
  • ±0.1°C (typical) from.
  • 20°C to +85°C.

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Full PDF Text Transcription

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ADVANCE INFORMATION TMP1820 SBOSA92 – SEPTEMBER 2023 TMP1820 1-Wire®, 1.7-V to 5.5-V Bus Powered Supply, ±0.3°C Accurate Digital Temperature Sensor 1 Features • Multi-drop shared bus for data communication features – 1-Wire interface – Standard and overdrive data rates modes (up to 90 kbps) – Legacy and short addressing – Cyclic redundancy check (CRC) • Flexible power supply option: VDD (supply) powered or bus powered – 1.7 V to 5.5 V (OVD mode or bus powered) – 2.5 V to 5.5V (STD mode) • High accuracy temperature sensor: – ±0.1°C (typical) from –20°C to +85°C – ±0.3°C (maximum) from –20°C to +85°C – ±0.4°C (maximum) from –55°C to +125°C • 12-bit temperature resolution: 62.5 m°C (1 LSB) • Low power – Active current: 85 µA (typical) – Shutdown current: 1.
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