TMP442BDCNR Texas Instruments Integrated Circuit (Other) In Stock
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.
- 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
Key Features
- 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
Applications
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.
Specifications
| 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 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for TMP442BDCNR:
Switch/Digital Sensor, 12 Bit(s), 1Cel, Rectangular, 8 Pin, Surface Mount
Switch/Digital Sensor, 12 Bit(s), 1Cel, Rectangular, 8 Pin, Surface Mount
Serial Switch/Digital Sensor, 12 Bit(s), 1Cel, Rectangular, 8 Pin, Surface Mount
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.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1000+ | $1.0700 | $1070.00 |
| 2000+ | $1.0400 | $2080.00 |
| 3000+ | $0.9790 | $2937.00 |
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