24-bit differential input ADC without missing code, ENOB is 21.2 bits
2-line SPI interface
CS1231 is a high-precision and low power consumption analog-to-digital conversion chip. Its resolution is 24 bits and the effective resolution reaches 21.2 bits. The chip can be widely used in the fields such as technology control, weighing, liquid/gas chemical analysis, blood analysis, intelligent transmitter, and portable measurement instrument.
Integrating low-noise PGA, with the amplification times of 64 and 128
Integrating a 24-bit differential input ADC without missing code. When the gain of PGA is 128, ENOB is 21.2 bits.
P-P noise: 10 Hz: 183 nV; 80Hz: 421 nV
Integrating the RC oscillator (±8%), input of external oscillator or clock is allowed
Output rate: 10 Hz/80 Hz
Integrating a 2-line SPI communication interface
Integrating a temperature sensor
INL smaller than 0.001%
Industrial process control
Liquid/gas chemical analysis