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。
SIG7796/SIG77974.17SPS to 890SPS ADC with PGA Gain=128
Compatible PartsAD7796/AD7797 pin/register fully compatible (
10nV/℃ and
3ppm/℃).
Features- Programmable Gain: 128
- Data Rates: 4.17SPS to 890SPS
- RMS Noises: 20nV at 4.17SPS (Gain = 128)
- Offset Drift: 5nV/℃ (Gain = 128)
- Gain Drift: 1ppm/℃
- Integral Non-linearity: 3ppm
- Reference input current: 1uA
- Simultaneous 50Hz/60Hz Rejection
- 4 Differential Inputs
- Current: 0.5mA
- Specified Temperature Range: -40℃ to 125℃
- Package: 16-ld TSSOP
- Power Supply
AVDD:2.7V to 5.25V
DVDD:2.7V to 5.25V
Applications- Weight Scales and Strain Gauges
- Flow/Pressure Measurement
- Temperature Measurement
- Industrial Process Control
- Medical Instrumentation