ADS1299-4

활성

생체 전위 측정을 위한 저잡음, 4채널, 24비트 아날로그-디지털 컨버터

제품 상세 정보

Applications BIS, EAP, Fetal ECG, Sleep study monitor Number of input channels 4 Resolution (Bits) 24 Interface type SPI Operating temperature range (°C) -40 to 85 Rating Catalog
Applications BIS, EAP, Fetal ECG, Sleep study monitor Number of input channels 4 Resolution (Bits) 24 Interface type SPI Operating temperature range (°C) -40 to 85 Rating Catalog
TQFP (PAG) 64 144 mm² 12 x 12
  • Up to Eight Low-Noise PGAs and Eight High-Resolution 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
  • Up to Eight Low-Noise PGAs and Eight High-Resolution 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

The ADS1299-4, ADS1299-6, and ADS1299 devices are a family of four-, six-, and eight-channel, low-noise, 24-bit, simultaneous-sampling delta-sigma (ΔΣ) analog-to-digital converters (ADCs) with a built-in programmable gain amplifier (PGA), internal reference, and an onboard oscillator. The ADS1299-x incorporates all commonly-required features for extracranial electroencephalogram (EEG) and electrocardiography (ECG) applications. With its high levels of integration and exceptional performance, the ADS1299-x enables the creation of scalable medical instrumentation systems at significantly reduced size, power, and overall cost.

The ADS1299-x has a flexible input multiplexer per channel that can be independently connected to the internally-generated signals for test, temperature, and lead-off detection. Additionally, any configuration of input channels can be selected for derivation of the patient bias output signal. Optional SRB pins are available to route a common signal to multiple inputs for a referential montage configuration. The ADS1299-x operates at data rates from 250 SPS to 16 kSPS. Lead-off detection can be implemented internal to the device using an excitation current sink or source.

Multiple ADS1299-4, ADS1299-6, or ADS1299 devices can be cascaded in high channel count systems in a daisy-chain configuration. The ADS1299-x is offered in a TQFP-64 package specified from –40°C to +85°C.

The ADS1299-4, ADS1299-6, and ADS1299 devices are a family of four-, six-, and eight-channel, low-noise, 24-bit, simultaneous-sampling delta-sigma (ΔΣ) analog-to-digital converters (ADCs) with a built-in programmable gain amplifier (PGA), internal reference, and an onboard oscillator. The ADS1299-x incorporates all commonly-required features for extracranial electroencephalogram (EEG) and electrocardiography (ECG) applications. With its high levels of integration and exceptional performance, the ADS1299-x enables the creation of scalable medical instrumentation systems at significantly reduced size, power, and overall cost.

The ADS1299-x has a flexible input multiplexer per channel that can be independently connected to the internally-generated signals for test, temperature, and lead-off detection. Additionally, any configuration of input channels can be selected for derivation of the patient bias output signal. Optional SRB pins are available to route a common signal to multiple inputs for a referential montage configuration. The ADS1299-x operates at data rates from 250 SPS to 16 kSPS. Lead-off detection can be implemented internal to the device using an excitation current sink or source.

Multiple ADS1299-4, ADS1299-6, or ADS1299 devices can be cascaded in high channel count systems in a daisy-chain configuration. The ADS1299-x is offered in a TQFP-64 package specified from –40°C to +85°C.

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기술 자료

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4개 모두 보기
상위 문서 유형 직함 형식 옵션 날짜
* Data sheet ADS1299-x Low-Noise, 4-, 6-, 8-Channel, 24-Bit, Analog-to-Digital Converter for EEG and Biopotential Measurements datasheet (Rev. C) PDF | HTML 2017/01/25
Application note Digital Filter Types in Delta-Sigma ADCs (Rev. A) PDF | HTML 2023/03/29
E-book Fundamentals of Precision ADC Noise Analysis (Rev. A) 2020/06/19
Technical article Smart sensing with ultra-low-power MCUs – part 4: Holter monitor PDF | HTML 2017/05/08

설계 및 개발

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평가 보드

ADS1299EEGFE-PDK — ADS1299 성능 데모 키트

The ADS1299EEGFE-PDK is a demonstration kit for the ADS1299, an eight channel, simultaneous sampling, 24-bit, delta-sigma (Δ Σ) analog-to-digital converter (ADC) with a built-in programmable gain amplifier (PGA), internal reference, and an on-board oscillator. The ADS1299 contains the (...)

사용 설명서: PDF
계산 툴

ANALOG-ENGINEER-CALC PC software analog engineer's calculator

The analog engineer’s calculator is designed to speed up many of the repetitive calculations that analog circuit design engineers use on a regular basis. This PC-based tool provides a graphical interface with a list of various common calculations ranging from setting operational-amplifier (...)

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지원되는 제품 및 하드웨어

설계 툴

ADC-DAC-TO-VREF-SELECT-DESIGN-TOOL The ADC-TO-VREF-SELECT tool enables the pairing of TI ADCs, DACs, and series voltage references.

The ADC-TO-VREF-SELECT tool enables the pairing of TI analog-to-digital converters (ADCs) and series voltage references. Users can select an ADC device and the desired reference voltage, and the tool will list up to two voltage reference recommendations.
지원되는 제품 및 하드웨어

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시뮬레이션 툴

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TI용 PSpice®는 아날로그 회로의 기능을 평가하는 데 사용되는 설계 및 시뮬레이션 환경입니다. 완전한 기능을 갖춘 이 설계 및 시뮬레이션 제품군은 Cadence®의 아날로그 분석 엔진을 사용합니다. 무료로 제공되는 TI용 PSpice에는 아날로그 및 전력 포트폴리오뿐 아니라 아날로그 행동 모델에 이르기까지 업계에서 가장 방대한 모델 라이브러리 중 하나가 포함되어 있습니다.

TI 설계 및 시뮬레이션 환경용 PSpice는 기본 제공 라이브러리를 이용해 복잡한 혼합 신호 설계를 시뮬레이션할 수 있습니다. 레이아웃 및 제작에 착수하기 (...)
패키지 CAD 기호, 풋프린트 및 3D 모델
TQFP (PAG) 64 Ultra Librarian

주문 및 품질

포함된 정보:
  • RoHS
  • REACH
  • 디바이스 마킹
  • 납 마감/볼 재질
  • MSL 등급/피크 리플로우
  • MTBF/FIT 예측
  • 물질 성분
  • 인증 요약
  • 지속적인 신뢰성 모니터링
포함된 정보:
  • 팹 위치
  • 조립 위치

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