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Analog Devices ADT7422 Series Digital Output Temperature Sensor Surface Mount I2C 0.1% Accuracy 16-Pin LFCSP ADT7422
Specifications
| Country of Origin | India |
|---|---|
| Accuracy | 0.1 % |
| Brand | Analog Devices |
| Height | 0.8mm |
| Length | 4.1mm |
| Model | ADT7422 |
| Width | 4.1mm |
| Mount Type | Surface |
| Output type | Digital |
| Series | ADT7422 |
| Maximum Operating Temperature | 125°C |
| Package Type | LFCSP |
| Sub Type | Temperature Sensor |
| Minimum Operating Temperature | 40°C |
| Interface Type | I2C |
| Standards/Approvals | ASTM E1112 |
| Pin Count | 16 |
| Maximum Supply Voltage | 3.3V |
| Minimum Supply Voltage | 2.7V |
Key Features
- High accuracy of up to 0.1% for precise temperature measurements.
- Digital output with 16-bit resolution and 0.0078°C increment.
- Wide operating temperature range from -40°C to 125°C.
- Low supply voltage operation between 2.7 V to 3.3 V.
- Surface mount package suitable for compact PCB designs.
- Compliance with ASTM E1112 clinical thermometry standards.
- No need for temperature calibration or linearity correction.
- Programmable interrupts including critical overtemperature alerts.
Product Description
Analog Devices ADT7422 is a high accuracy digital output Temperature Sensor featuring a 16-pin LFCSP surface mount package and I2C communication interface. It precisely measures temperature with an accuracy of up to 0.1% across a broad temperature range of -40°C to 125°C. The device includes an internal band gap reference and a precision analog-to-digital converter delivering a 16-bit temperature result with fine resolution of 0.0078°C.
Designed to meet clinical thermometry specifications as defined by ASTM E1112 when mounted on a final PCB, the ADT7422 operates with supply voltages from 2.7 V to 3.3 V and consumes a typical average current of 210 μA at 3.0 V. It requires no temperature calibration or linearity corrections, simplifying implementation.
The sensor supports programmable interrupts for critical overtemperature conditions and both overtemperature and undertemperature alerts, enhancing system safety and monitoring capabilities. Its robust digital I2C interface facilitates straightforward integration in various industrial, laboratory, medical, and HVAC temperature monitoring systems.
The compact 4.1 mm × 4.1 mm × 0.8 mm LFCSP package ensures minimal PCB footprint, making it suitable for space-constrained applications while maintaining high performance. High accuracy ensures precise temperature sensing for demanding applications.
Digital output simplifies signal processing with minimal external circuitry. Surface mount technology supports automated assembly. Complies with ASTM E1112 clinical thermometry standards. Low power consumption ideal for battery-operated devices.
Temperature range suitable for automotive and industrial environments. Programmable interrupt features enhance fault detection and system safety. I2C compatibility supports common microcontrollers and processors. Compact LFCSP package saves board space without compromising performance.
Reliable and stable operation over temperature extremes.
This Analog Devices ADT7422 sensor is well suited for applications in industrial equipment, laboratory instrumentation, medical devices, HVAC systems, and other precision temperature monitoring solutions. Its certified standards compliance and ease of integration deliver both accuracy and reliability. Browse Analog Devices sensor products and other temperature sensing equipment on EnvMart for your electronic component needs.
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Frequently Asked Questions
The ADT7422 temperature sensor features an accuracy of up to 0.1%.
This model operates within a temperature range of -40°C to 125°C.
It provides a digital output with a 16-bit resolution.
The sensor operates with a supply voltage between 2.7 V and 3.3 V.
The ADT7422 uses an I2C communication interface.
The dimensions of the ADT7422 are 4.1 mm x 4.1 mm x 0.8 mm.
No, the ADT7422 does not require temperature calibration or linearity corrections.
It includes programmable interrupts for critical overtemperature and undertemperature alerts.
This model supports surface mounting, suitable for compact PCB designs.
The sensor complies with ASTM E1112 clinical thermometry standards.
It is suitable for applications in industrial equipment, laboratory instrumentation, medical devices, and HVAC systems.
The typical average current consumption is 210 μA at 3.0 V.
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