模数转换器 SIG5530 国产替代 CS5530
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，性能更好。MCU 不用改 c code。
SIG5530
1.6SPS to 3840SPS 24-bit ADC with PGA GAIN = 64
Compatible Parts
CS5530 pin/register fully compatible (10nV/℃ and 2ppm/℃).
Features
[*]Programmable Gain：64
[*]Data Rates: 1.6SPS to 3840SPS
[*]RMS Noises: 16nV at 4.17SPS (Gain = 128)
[*]Offset Drift: 5nV/℃ (Gain = 128)
[*]Gain Drift: 0.5ppm/℃
[*]Integral Non-linearity: 3ppm
[*]Reference input current: 250nA
[*]Internal or External Clock
[*]SINC3/SINC1 Filter Option
[*]2 Differential Inputs
[*]Current: 4.0mA
[*]Specified Temperature Range: -40℃ to 125℃
[*]Package: 20-ld TSSOP
[*]Power Supply
AVDD：
4.75V to 5.25V or ±2.5V
DVDD：2.7V to 5.25V
Applications
[*]Weight Scales and Strain Gauges
[*]Flow/Pressure Measurement
[*]Temperature Measurement
[*]Industrial Process Control
[*]Medical Instrumentation
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