Datasheet Texas Instruments ADS1191 — 数据表

制造商Texas Instruments
系列ADS1191
Datasheet Texas Instruments ADS1191

适用于ECG应用的完整低功耗集成模拟前端

数据表

Low-Power, 2-Channel, 16-Bit Analog Front-End for Biopotential Measurements datasheet
PDF, 2.0 Mb, 修订版: A, 档案已发布: Sep 4, 2012
从文件中提取

价格

状态

ADS1191IPBSADS1191IPBSRADS1191IRSMRADS1191IRSMT
Lifecycle StatusActive (Recommended for new designs)Active (Recommended for new designs)Active (Recommended for new designs)Active (Recommended for new designs)
Manufacture's Sample AvailabilityYesYesNoYes

打包

ADS1191IPBSADS1191IPBSRADS1191IRSMRADS1191IRSMT
N1234
Pin32323232
Package TypePBSPBSRSMRSM
Industry STD TermTQFPTQFPVQFNVQFN
JEDEC CodeS-PQFP-GS-PQFP-GS-PQFP-NS-PQFP-N
Package QTY25010003000250
CarrierTUBELARGE T&RLARGE T&RSMALL T&R
Device MarkingADS1191ADS1191ADS1191
Width (mm)5544
Length (mm)5544
Thickness (mm)11.9.9
Pitch (mm).5.5.4.4
Max Height (mm)1.21.211
Mechanical Data下载下载下载下载

参数化

Parameters / ModelsADS1191IPBS
ADS1191IPBS
ADS1191IPBSR
ADS1191IPBSR
ADS1191IRSMR
ADS1191IRSMR
ADS1191IRSMT
ADS1191IRSMT
# Input Channels1111
Analog Voltage AVDD(Max), V5.255.255.255.25
Analog Voltage AVDD(Min), V2.72.72.72.7
ArchitectureDelta-SigmaDelta-SigmaDelta-SigmaDelta-Sigma
Digital Supply(Max), V3.63.63.63.6
Digital Supply(Min), V1.71.71.71.7
INL(Max), +/-LSB1111
Input Range(Max), V5.255.255.255.25
Input TypeDifferential,Single-EndedDifferential,Single-EndedDifferential,Single-EndedDifferential,Single-Ended
Integrated FeaturesDaisy-Chainable,GPIO,Oscillator,PGADaisy-Chainable,GPIO,Oscillator,PGADaisy-Chainable,GPIO,Oscillator,PGADaisy-Chainable,GPIO,Oscillator,PGA
InterfaceSPISPISPISPI
Multi-Channel ConfigurationN/AN/AN/AN/A
Operating Temperature Range, C-40 to 85-40 to 85-40 to 85-40 to 85
Package GroupTQFPTQFPVQFNVQFN
Package Size: mm2:W x L, PKG32TQFP: 49 mm2: 7 x 7(TQFP)32TQFP: 49 mm2: 7 x 7(TQFP)32VQFN: 16 mm2: 4 x 4(VQFN)32VQFN: 16 mm2: 4 x 4(VQFN)
Power Consumption(Typ), mW0.3350.3350.3350.335
RatingCatalogCatalogCatalogCatalog
Reference ModeInt,ExtInt,ExtInt,ExtInt,Ext
Resolution, Bits16161616
SNR, dB92929292
Sample Rate (max), SPS8KSPS8KSPS8KSPS8KSPS
Sample Rate(Max), MSPS0.0080.0080.0080.008
THD(Typ), dB-100-100-100-100

生态计划

ADS1191IPBSADS1191IPBSRADS1191IRSMRADS1191IRSMT
RoHSCompliantCompliantCompliantCompliant

应用须知

  • Respiration Rate Measurement Using Impedance Pneumography
    PDF, 697 Kb, 档案已发布: Mar 1, 2011
    This document discusses the use of impedance pneumography as a technique to measure respiration rate. The generation of high-frequency ac current source is described, and the issues related to delay in modulated signal and finite transition times of carriers are addressed. The report also includesdescriptions of potential implementations of a respiration rate measurement system using the ADS1298
  • Understanding Lead-Off Detection in ECG (Rev. A)
    PDF, 313 Kb, 修订版: A, 档案已发布: Jan 14, 2015
  • Improving Common-Mode Rejection Using the Right-Leg Drive Amplifier
    PDF, 297 Kb, 档案已发布: Jul 6, 2011
    This article discusses the need to improve common-mode rejection (CMR) in electrocardiogram (ECG) subsystem applications. Several different techniques to improve CMR while also considering both patient and operator safety are presented. This report also reviews the implementation of the right-leg drive (RLD) loop technique to improve CMR using the ADS129x family of analog-to-digital converters (in
  • Analog Front-End Design for ECG Systems Using Delta-Sigma ADCs (Rev. A)
    PDF, 191 Kb, 修订版: A, 档案已发布: Apr 13, 2010
    This document discusses the characteristics of electrocardiogram (ECG) signals and different front-endapproaches for ECG signal acquisition. The tradeoffs between different approaches and the effects on overall system design are discussed. The report also includes descriptions of potential implementations of the front-end architecture using the ADS1258 and ADS1278 and respective noise measuremen
  • Analog-to-Digital Converter Grounding Practices Affect System Performance (Rev. A)
    PDF, 69 Kb, 修订版: A, 档案已发布: May 18, 2015
  • A Glossary of Analog-to-Digital Specifications and Performance Characteristics (Rev. B)
    PDF, 425 Kb, 修订版: B, 档案已发布: Oct 9, 2011
    This glossary is a collection of the definitions of Texas Instruments' Delta-Sigma (О”ОЈ), successive approximation register (SAR), and pipeline analog-to-digital (A/D) converter specifications and performance characteristics. Although there is a considerable amount of detail in this document, the product data sheet for a particular product specification is the best and final reference.
  • Principles of Data Acquisition and Conversion (Rev. A)
    PDF, 132 Kb, 修订版: A, 档案已发布: Apr 16, 2015

模型线

制造商分类

  • Semiconductors> Data Converters> Analog-to-Digital Converters (ADCs)> Precision ADCs (<=10MSPS)