Overview
The TMP422AIDCNTG4 is a digital temperature sensor produced by Texas Instruments. This component is designed to measure both local and remote temperatures with high accuracy. It features a two-wire/SMBus serial interface, making it versatile for various applications. The sensor is packaged in a compact SOT-23-8 package, suitable for surface mount assembly. It is particularly useful in monitoring temperatures in microcontrollers, microprocessors, or FPGAs, and is known for its series resistance cancellation, programmable non-ideality factor, and diode fault detection capabilities.
Key Specifications
| Specification | Description |
|---|---|
| Part Number | TMP422AIDCNTG4 |
| Manufacturer | Texas Instruments |
| Package | SOT-23-8 |
| Sensor Type | Digital, Local/Remote |
| Sensing Temperature - Local | -40°C ~ 125°C |
| Sensing Temperature - Remote | -64°C ~ 191°C |
| Output Type | SMBus |
| Voltage - Supply | 2.7 V ~ 5.5 V |
| Resolution | 11 bits |
| Accuracy | ±1.5°C (±2.5°C) |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
Key Features
- Two-wire/SMBus serial interface for easy configuration and data transfer.
- Series resistance cancellation and programmable non-ideality factor for accurate remote temperature measurement.
- Diode fault detection to ensure reliable operation.
- One-shot, output switch, programmable limit, and shutdown mode for flexible operation.
- Compact SOT-23-8 package suitable for surface mount assembly.
- RoHS compliant and free of Sb/Br.
Applications
The TMP422AIDCNTG4 is widely used in various applications requiring precise temperature monitoring, such as:
- Microcontrollers and microprocessors.
- Field-Programmable Gate Arrays (FPGAs).
- Industrial automation systems.
- Medical devices.
- Aerospace and automotive systems.
Q & A
- What is the part number of this temperature sensor?
The part number is TMP422AIDCNTG4. - Who is the manufacturer of the TMP422AIDCNTG4?
The manufacturer is Texas Instruments. - What is the package type of the TMP422AIDCNTG4?
The package type is SOT-23-8. - What is the sensing temperature range for local and remote measurements?
The local sensing temperature range is -40°C to 125°C, and the remote sensing temperature range is -64°C to 191°C. - What is the output type of the TMP422AIDCNTG4?
The output type is SMBus. - What is the supply voltage range for the TMP422AIDCNTG4?
The supply voltage range is 2.7 V to 5.5 V. - What are some key features of the TMP422AIDCNTG4?
Key features include series resistance cancellation, programmable non-ideality factor, diode fault detection, one-shot, output switch, programmable limit, and shutdown mode. - Is the TMP422AIDCNTG4 RoHS compliant?
Yes, the TMP422AIDCNTG4 is RoHS compliant and free of Sb/Br. - What are some common applications of the TMP422AIDCNTG4?
Common applications include microcontrollers, microprocessors, FPGAs, industrial automation systems, medical devices, and aerospace and automotive systems. - What is the resolution of the TMP422AIDCNTG4 temperature sensor?
The resolution is 11 bits.
