TMP421YZDR The Texas Instruments TMP421YZDR is a digital temperature sensor featuring both local and remote sensing capabilities. It operates within a -40°C to 125°C range and communicates via an I2C/SMBus interface.
Mfr Part #:

TMP421YZDR

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TMP421YZDR is a digital temperature sensor featuring both local and remote sensing capabilities. It operates within a -40°C to 125°C range and communicates via an I2C/SMBus interface.
Total Stock: 5,500 pcs
$ Price Range: $0.50

TMP421YZDR Available from 2 distributors

Authorised
Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
3,250 pcs
3250 pcs On Request 1 On Request On Request 2015 On Request On Request
Non-Authorised Inventory information
2,250 pcs
2250 pcs On Request 1 On Request On Request 1837+5 On Request On Request

TMP421YZDR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Accuracy
Features
Halogen Free
Interface Type
Mounting Type
Number of Addresses
Number of Remote Channels
Operating Temperature
Output Type
Resolution
Sensing Temperature
Sensor Type
Supplier Device Package
Supplier Package
Supply Current
Test Condition
Voltage
accuracy (Maximum @ -40 °C ~ 125 °C)
accuracy (Maximum)

TMP421YZDR Description

Short technical summary and product information.

The TMP421YZDR from Texas Instruments is a versatile digital temperature sensor designed for both local and remote temperature monitoring. It offers a wide operating temperature range of -40°C to 125°C, making it suitable for various environmental conditions.

 

This sensor utilizes an I2C and SMBus compatible interface for communication, simplifying integration into existing systems. Key features include a resolution of 11 bits, a maximum supply current of 38 µA, and an accuracy of ±1.5°C for the local sensor and ±1°C for the remote sensor.

 

The TMP421YZDR supports features such as one-shot conversion, series resistance cancellation, and diode fault detection. It is available in an 8-DSBGA package, designed for surface mount applications.

 

This device is ideal for applications requiring precise temperature monitoring in embedded systems, industrial controls, and consumer electronics where space is a constraint.

TMP421YZDR Quick Information

Product Type: Temperature Sensor
Canonical Name: TMP421YZDR Remote and Local Temperature Sensor
Subcategory: Analog and Digital Output

TMP421YZDR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

TMP421YZDR Estimated Pricing

Qty Low High
1+ $0.50 $0.50

Estimated market price range - modelled values for guidance only, not live distributor offers.

TMP421YZDR Features

  • Digital sensor with local and remote sensing.
  • Wide -40°C to 125°C operating range.
  • I2C and SMBus interface support.
  • High accuracy for temperature monitoring.
  • Compact 8-DSBGA surface mount package.

TMP421YZDR Applications

  • Embedded system temperature monitoring.
  • Industrial control applications.
  • Consumer electronics thermal management.
  • Remote diode temperature sensing.

TMP421YZDR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating temperature range of the TMP421YZDR?

The operating temperature range is -40°C to 125°C.

What interface does the TMP421YZDR use?

The TMP421YZDR uses an I2C and SMBus interface.

What is the accuracy of the TMP421YZDR's local sensor?

The local sensor accuracy is ±1.5°C.

What is the accuracy of the TMP421YZDR's remote sensor?

The remote sensor accuracy is ±1°C.

What package is the TMP421YZDR available in?

The TMP421YZDR is available in an 8-DSBGA package.

Does the TMP421YZDR support RoHS compliance?

Yes, the TMP421YZDR is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for the TMP421YZDR?

The Moisture Sensitivity Level (MSL) is 1 Unlimited.

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