信格勒微电子的芯片产品已通过行业头部大厂导入验证，深受百万终端客户好评。
而且因为 fully compatible. 板子拿来，换个芯片，性能更佳。MCU 不用改 c code。

SIG7190/SIG7192
4.7SPS to 4.8kSPS24-bitADC with PGA gain 1 to 128

Compatible Parts
AD7190/AD7192pin/register fully compatible.

Features

• Programmable Gain: 1/2/4/8/16/32/64/128

• Data Rates: 4.7SPS to 4.8kSPS

• RMS Noises:15nVat 10SPS (Gain = 128)

• 24.4ENOB(22.0 noise-free bits) at 10SPS (Gain= 1)

• Offset Drift:3nV/℃(Gain = 128)

• Gain Drift:0.5ppm/℃

• Integral Non-linearity:3ppm

• Reference input current:500nA

• Internal or External Clock

• Simultaneous 50Hz/60Hz Rejection

• 2 Differential/4 Pseudo Differential Inputs

• Current: 2.5mA

• Specified Temperature Range: -40℃ to 125℃

• Package: 24-ld TSSOP

• Power Supply
  

AVDD ：2.7V to 5.25V or±2.5V
DVDD ： 2.7V to 5.25V

Applications

• Weight Scales and Strain Gauges

• Flow/Pressure Measurement

• Temeprature Measurement

• Industrial Process Control

• Medical Instrumentation

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