TMP421AQDCNTQ1 - Texas Instruments

Manufacturer Part Number

TMP421AQDCNTQ1

Manufacturer

Texas Instruments

Introduction

Highly Integrated Digital Temperature Sensor with Two Independent Inputs

Product Features and Performance

Two independent temperature sensing inputs (local and remote)

12-bit temperature resolution

±1.5°C accuracy (local), ±1°C accuracy (remote)

Wide operating temperature range: -40°C to 125°C

Programmable temperature thresholds and alert functionality

One-shot measurement mode and shutdown mode

Supports SMBus/I2C interface

Product Advantages

Highly accurate temperature monitoring for both local and remote sensors

Flexible configuration options for temperature thresholds and alerts

Low power consumption in shutdown mode

Small form factor SOT-23-8 package

Key Technical Parameters

Supply voltage: 2.7V to 5.5V

Operating temperature range: -40°C to 125°C

Temperature sensing range: -40°C to 127°C (local and remote)

Resolution: 12-bit

Accuracy: ±1.5°C (local), ±1°C (remote)

Quality and Safety Features

RoHS3 compliant

AEC-Q100 qualified for automotive applications

Compatibility

Compatible with SMBus/I2C communication protocols

Application Areas

Thermal monitoring in electronic devices

Temperature sensing in industrial and automotive applications

Product Lifecycle

Currently in production

No plans for discontinuation or replacement at this time

Key Reasons to Choose This Product

Highly accurate temperature monitoring for both local and remote sensors

Flexible configuration options for temperature thresholds and alerts

Low power consumption in shutdown mode

Small form factor SOT-23-8 package suitable for space-constrained designs

AEC-Q100 qualification for automotive applications