TMP442BDCNR Texas Instruments Integrated Circuit (Other) In Stock

Name: TMP442BDCNR
Brand: Texas Instruments
SKU: TMP442BDCNR
Availability: InStock

TMP442BDCNR is a dual remote/local temperature sensor IC with 12-bit resolution and ±1°C accuracy. Features include SMBus/I2C interface and programmable alert thresholds. From $0.979, in stock worldwide shipping.

ACTIVEIntegrated CircuitVerified Apr 2026

Package / Visual Reference

TMP442BDCNROther

Quick Facts

Manufacturer: Texas Instruments
Package: Other
Pin Count: 8
Lifecycle: ACTIVE
Datasheet: TMP442BDCNR Datasheet PDF
Category: Integrated Circuit
Price: From $0.9790(MOQ 1000)
Temp Range: -40.0°C to 125.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of TMP442BDCNR?

12-bit resolution with ±1°C maximum accuracy for precise thermal monitoring
Dual remote and local temperature sensing channels in a compact 2.9mm x 1.6mm package
SMBus/I2C compatible interface with programmable over-temperature alert thresholds
Surface-mount, lead-free (Pb-free) package for RoHS-compliant designs

What is TMP442BDCNR used for?

The TMP442BDCNR is widely used in computing and server systems for CPU and GPU thermal management, preventing overheating through accurate temperature monitoring. It is also suitable for industrial equipment, networking hardware, and consumer electronics requiring reliable multi-zone temperature sensing and thermal protection.

What are the specifications of TMP442BDCNR?

Pbfree Code	Yes
YTEOL	15
Accuracy-Max (Cel)	1Cel
Body Breadth	1.6mm
Body Height	1.175mm
Body Length or Diameter	2.9mm
Housing	PLASTIC
JESD-609 Code	e4
Mounting Feature	SURFACE MOUNT
Number of Bits	12
Operating Current-Max	0.045mA
Output Interface Type	2-WIRE INTERFACE
Package Body Material	PLASTIC/EPOXY
Package Equivalence Code	TSSOP8,.1
Package Shape/Style	RECTANGULAR
Sensors/Transducers Type	TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL
Supply Voltage-Max	5.5V
Supply Voltage-Min	2.7V
Surface Mount	YES
Terminal Finish	Nickel/Palladium/Gold (Ni/Pd/Au)
Termination Type	SOLDER
Package	Other

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
ECCN	EAR99
HTS Code	8542.39.00.90

Where can I find the TMP442BDCNR datasheet?

TMP442BDCNR Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for TMP442BDCNR?

Compatible alternatives and drop-in replacements for TMP442BDCNR:

TMP442ADCNRTexas Instruments Serial

Switch/Digital Sensor, 12 Bit(s), 1Cel, Rectangular, 8 Pin, Surface Mount

View Part →

TMP442ADCNTTexas Instruments Serial

Switch/Digital Sensor, 12 Bit(s), 1Cel, Rectangular, 8 Pin, Surface Mount

View Part →

TMP442BDCNTTexas Instruments

Serial Switch/Digital Sensor, 12 Bit(s), 1Cel, Rectangular, 8 Pin, Surface Mount

View Part →

Compare all alternatives & request quotes →

Frequently Asked Questions

What is the temperature measurement accuracy of the TMP442BDCNR?

The TMP442BDCNR offers a maximum accuracy of ±1°C across its measurement range, with 12-bit resolution providing fine-grained temperature readings suitable for precision thermal management in industrial and computing applications.

What interface does the TMP442BDCNR use for communication?

The TMP442BDCNR uses an SMBus/I2C compatible serial interface, making it easy to integrate with microcontrollers and system management controllers. This interface supports standard and fast mode operation for flexible system design.

What package does the TMP442BDCNR come in and what are its dimensions?

The TMP442BDCNR is available in a surface-mount plastic package measuring 2.9mm x 1.6mm with a height of 1.175mm. It is a lead-free (Pb-free), RoHS-compliant component with the JESD-609 e4 rating, suitable for modern PCB assembly.

What are typical applications for the TMP442BDCNR?

Typical applications include server and desktop CPU/GPU thermal monitoring, network switches, industrial controllers, and any system requiring accurate multi-zone temperature sensing. Its dual-channel design allows simultaneous monitoring of a local junction and one remote thermal diode.

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About Texas Instruments

Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

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AvailabilityIn Stock

Reference Price (USD)

From $0.9790

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
1000+	$1.0700	$1070.00
2000+	$1.0400	$2080.00
3000+	$0.9790	$2937.00

pcs

Unit price: $1.0700 · Total: $1070.00

In Stock · 24h Response · Worldwide Shipping

Direct Contact

WhatsApp Inquiry Email RFQ

Lead Time3-7 business days

MOQFrom 1 piece

ShippingDHL / FedEx / UPS

OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

“Response time is incredible — usually under 4 hours. They understand that production lines can't wait.”

James Wright

Supply Chain Director, CircuitPro Ltd, UK

TMP442BDCNR Texas Instruments Integrated Circuit (Other) In Stock

What are the key features of TMP442BDCNR?

What is TMP442BDCNR used for?

What are the specifications of TMP442BDCNR?

Compliance & Regulatory

Where can I find the TMP442BDCNR datasheet?

What are equivalent replacements for TMP442BDCNR?

Frequently Asked Questions

What is the temperature measurement accuracy of the TMP442BDCNR?

What interface does the TMP442BDCNR use for communication?

What package does the TMP442BDCNR come in and what are its dimensions?

What are typical applications for the TMP442BDCNR?

Related Guides

CSD87313DMS Synchronous Buck Power Stage Design Guide

STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection

C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC

STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security

Why Buy from FindMyChip

About Texas Instruments

More from Texas Instruments

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