ADS1299 . 24bit 8ch ADC

 

 

ADS1299

 

Features

 

• Up to Eight Low-Noise PGAs and Eight HighResolution Simultaneous-Sampling ADCs

• Input-Referred Noise: 1 μVPP (70-Hz BW)

• Input Bias Current: 300 pA

• Data Rate: 250 SPS to 16 kSPS

• CMRR: –110 dB

• Programmable Gain: 1, 2, 4, 6, 8, 12, or 24

• Unipolar or Bipolar Supplies: – Analog: 4.75 V to 5.25 V – Digital: 1.8 V to 3.6 V

• Built-In Bias Drive Amplifier, Lead-Off Detection, Test Signals

• Built-In Oscillator

• Internal or External Reference

• Flexible Power-Down, Standby Mode

• Pin-Compatible with the ADS129x

• SPI-Compatible Serial Interface

• Operating Temperature Range: –40°C to +85°C

 

 

데이트 시트 :  http://www.ti.com/lit/ds/symlink/ads1299.pdf

 

 EEG front end :  https://www.ti.com/lit/ug/slau443b/slau443b.pdf

 

ECG front end :https://www.ti.com/lit/an/sbaa536a/sbaa536a.pdf

 

ADS1299 기능 블럭 

ADS1299

 

 

 

 

 

ADS1299 . Input MUX 

 

 

 

ADS1299 . AD 변환 포맷 

- 2's complement 

 

 

 

 

입력단 R,C 예 

 

연관

 

C/C++ . 부호 있는 정수 singed int . 음수 표현 규격 . 2's complement

 

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첫 등록 : 2023.08.26

최종 수정 : 

단축 주소 : https://igotit.tistory.com/4800

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