SHT40A Overview
SHT4xA is an automotive-grade digital sensor platform for measuring relative humidity and temperature with different accuracy gradings. It fulfills demanding reliability requirements for automotive applications, such as 85°C/85%RH accelerated life tests. The sensors can be interfaced via I2C or pulse-width modulation.
SHT40A Key Features
- Relative humidity accuracy: up to ±2 %RH
- Temperature accuracy: up to ±0.2 °C
- VDD: (1.6 V … 3.6 V) & 2.3 V … 5.5 V
- I2C fast mode plus, CRC checksum
- Pulse-width modulation interface
- Designed for 85°C/85%RH reliability testing
- Operating range: 0…100 %RH, -40…125 °C
- Fully functional in condensing environment
- Variable power heater
- AEC Q100 qualification, high-reliability design