GH3220 . 심장 ECG PPG 측정 칩

 

 

GH3220 . ECG PPG 칩 

Key Features

• Ultra-Low Power Consumption
  • Average current consumption in heart rate detection mode: 59 µA
  • Average current consumption in SpO2 detection mode: 230 µA
• Ultra-high Performance
  • 24-bit highly accurate ADC
  • PPG dynamic range: up to 110 dB
  • Up to 256 µA configurable background light cancellation (BGC)
  • AC background light rejection (BGR) (50 Hz): 60 dB
  • DC background light rejection (BGR): 80 dB
  • ECG common-mode rejection ratio (CMRR): 100 dB
  • ECG input impedance > 2 GΩ, support dry electrode
  • Input noise meet YY-0885/IEC60601-2-47
• Light Transmitter Block
  • Two 8-bit LED drivers: each supports 4 LEDs, total 8 LEDs
  • Each LED driver with 8-bit resolution and a maximum drive current of 200 mA
  • Supports 8 LEDs concurrently for SpO2 or multi-wavelength and multi-position heart rate detection
• Light Receiver Block
  • 4 independent AFEs that support synchronous sampling, 75% reduction in LED lighting time in multi-channel applications
  • Up to 8 programmable sample time-slots, up to 32 effective channels for data acquisition
  • 4 PD interfaces for diff mode, and 8 PD interfaces for single-end mode

• Build-in Functions
  • Automatic dimming
  • Automatic wrist (wearing) detection
  • Right leg drive (RLD) single-lead ECG sensing circuit
• Internal FIFO
  • 800 * 4 bytes, caching 800 samples
• Communication Interface
  • SPI: up to 12 MHz
  • IIC: up to 1 MHz
• Package
  • WLCSP Package
  • Size: 2.605 mm * 2.905 mm * 0.468 mm, 0.4 mm pitch, 42 balls
• Typical Applications
  • Heart Rate
  • ECG
  • PWTT
  • SpO2
  • HRV
  • Wrist (Wearing) Detection

 

 

제조사 제품 페이지 : https://www.goodix.com/en/product/sensors/health_sensors/gh3220

 

데이터시트 

 

 

 

 

 

 

 

 

 

연관 

혈당 워치 1에서 이 칩 사용되었음. 

혈당 워치 1. 혈당 측정 스마트 워치 중 하나

 

 

 

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첫 등록 : 2023.07.10

최종 수정 : 

단축 주소 : https://igotit.tistory.com/4694

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