Cmsemicon (中微半导体) Analog SoC

Cmsemicon Analog SoCs feature high-precision 24-bit Sigma-Delta ADCs with excellent accuracy and low noise performance. The CMS8H12 series provides up to 24-bit resolution with programmable data rates, making them ideal for precision sensor applications such as pressure measurement, temperature sensing, and industrial weighing systems.

Select based on required measurement accuracy and resolution.

The CMS8H12 series features high-impedance inputs suitable for direct sensor connection. The integrated PGA provides programmable gain from 1x to 128x, enabling direct interface with various sensor types including strain gauges and pressure sensors.

Verify input requirements for your sensor.

Yes, the CMS8H12 ADC supports differential input mode enabling measurement of bipolar signals. The internal PGA and reference voltage options provide flexible input range configuration for various sensor interfaces.

Use differential mode for bipolar signals.

The CMS8H12 series features low offset drift typically less than 1μV/°C, ensuring accurate measurements across the operating temperature range. Internal temperature compensation further improves accuracy in varying environments.

Suitable for precision measurement applications.

Yes, the CMS8H12 supports ratiometric measurement mode where the ADC reference is derived from the sensor excitation voltage. This technique eliminates errors caused by excitation voltage variations, improving measurement accuracy.

Use ratiometric mode for bridge sensors.