本帖最后由 slot867 于 2023-12-14 15:43 编辑
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。
SIG5532B/SIG5534B1.6SPS to 3840SPS 32-bit ADC with PGA and Reference
Compatible Parts
CS5532BS/CS5534BS pin/register fully compatible (15nV/℃ and 2ppm/℃)
Features
- Programmable Gain: 1/2/4/8/16/32/64
- Data Rates: 1.6SPS to 3840SPS
- RMS Noises: 11nV at 7.5SPS (Gain = 64)
- 25.3ENOB (22.8 noise-free bits) at 7.5SPS (Gain= 1)
- Offset Drift:5nV/℃(Gain = 64)
- Gain Drift:0.5ppm/℃
- Integral Non-linearity: 3ppm
- Reference input current: 500nA
- Internal Reference: 5ppm/℃
- Internal or External Clock
- SINC3/SINC1 Filter Option
- 2/4 Differential Inputs
- Power Supply
| AVDD： | 4.75V to 5.25V or ±2.5V |
|
| DVDD： | 2.7V to 5.25V |
|
- Current: 6.0mA
- Specified Temperature Range: -40℃ to 125℃
- Package: 20/24-ld TSSOP
Applications
- Weight Scales and Strain Gauges
- Flow/Pressure Measurement
- Temperature Measurement
- Industrial Process Control
- Medical Instrumentation
| 
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