Contact Person: Alan Lang
SNH101 is a temperature and humidity sensor IC with low power consumption and high accuracy. The product supports digital compensation of non-linearity, sensitivity temperature drift, and zero temperature drift, with calibration coefficients stored in an
Product Details
Key Features
High-Precision Measurement:
Temperature accuracy: ±0.5°C (after calibration) with 0.003°C resolution.
Humidity detection: Capacitive sensing technology with digital compensation for non-linearity, sensitivity temperature drift, and zero-point temperature drift.
Low Power Consumption & Wide Operating Range:
Average current as low as 10μA at 1Hz output rate.
Operating voltage: 2.2V ~ 5.5V; OTP programming voltage: 7.0V ~ 7.2V.
Wide temperature range: -40°C ~ 150°C, compliant with AEC-Q100 Grade 0 automotive standard.
High Integration & Flexible Configuration:
Built-in 64-byte OTP memory for storing calibration coefficients.
Integrated IIR filter; adjustable sampling rate: 4.6Hz ~ 500Hz.
Extended capacitance measurement range: ±4.5pF, supporting up to 54pF common-mode capacitance.
Dual Communication Interfaces & Multiple Operating Modes:
Supports I2C and PWM communication interfaces for versatile system compatibility.
Four operating modes: Normal, Cycle, Command, and PWM Output, adapting to different application requirements.
Superior Reliability:
ESD protection: ±4000V (HBM standard) for strong anti-interference capability.
Excellent long-term stability, suitable for continuous operation in harsh environments.
Technical Specifications| Parameter | Specification |
| Type | Capacitive |
| Supply voltage | 2.2~5.5V |
| Supply current | 10μA |
| Operating temperature range | -40°C~150°C |
| Memory | 64Bytes (OTP) |
| Temperature sampling rate (Max) | 500Hz |
| Humidity sampling rate (Max) | 500Hz |
| ADC resolution | 24-bit |
| Interface | I2C/PWM |
| ESD HBM | ±4000V |
| Qualifications | AEC-Q100 Grade 0 |
Why Choose SNH101?
Automotive-grade reliability with AEC-Q100 Grade 0 qualification, ensuring performance in extreme temperatures.
High-precision measurement with advanced digital compensation technology for accurate data output.
Ultra-low power consumption, ideal for battery-powered and energy-efficient devices.
Flexible configuration and dual communication interfaces, simplifying system integration.
Robust ESD protection and long-term stability, suitable for harsh operating conditions.
