ADT7310 is a 16-bit digital SPI temperature sensor with an accuracy of ±0.5°C. It operates in a temperature range of -55°C to +150°C. The sensor features high performance, easy implementation, and low power consumption.
The ADT7310 digital temperature sensor provides high performance temperature measurement in a narrow 8‑lead SOIC package. It features a band‑gap reference, a sigma‑delta ADC, and an SPI‑compatible interface, delivering up to 16‑bit resolution (0.0078 °C) and low power consumption.
The device operates from 2.7 V to 5.5 V, supports programmable over‑temperature and under‑temperature interrupts, and includes shutdown mode with microampere current draw, making it suitable for medical, industrial, automotive and handheld applications.
| Temperature accuracy | ±0.5 °C (‑40 °C to +105 °C) |
|---|---|
| Temperature resolution | 0.0078 °C (16‑bit) |
| Supply voltage range | 2.7 V to 5.5 V |
| Operating temperature range | ‑55 °C to +150 °C |
| Typical power consumption (normal mode) | 700 µW at 3.3 V |
The ADT7310 can be configured for 16‑bit resolution, giving a temperature step of 0.0078 °C.
It operates from 2.7 V up to 5.5 V.
The sensor provides ±0.5 °C accuracy over the range –40 °C to +105 °C.