Datasheet Texas Instruments ADS1198CPAGR

ManufacturerTexas Instruments
SeriesADS1198
Part NumberADS1198CPAGR
Datasheet Texas Instruments ADS1198CPAGR

Low-Noise, 8 Channel, 16 Bit Analog Front End for ECG/EEG Measurements 64-TQFP 0 to 70

Datasheets

Low-Power, 8-Channel, 16-Bit Analog Front-End for Biopotential Measurements datasheet
PDF, 1.6 Mb, Revision: C, File published: Nov 29, 2011
Extract from the document

Prices

Status

Lifecycle StatusActive (Recommended for new designs)
Manufacture's Sample AvailabilityNo

Packaging

Pin64
Package TypePAG
Industry STD TermTQFP
JEDEC CodeS-PQFP-G
Package QTY1500
CarrierLARGE T&R
Device MarkingADS1198
Width (mm)10
Length (mm)10
Thickness (mm)1
Pitch (mm).5
Max Height (mm)1.2
Mechanical DataDownload

Parametrics

# Input Channels8
Analog Voltage AVDD(Max)5.25 V
Analog Voltage AVDD(Min)2.7 V
ArchitectureDelta-Sigma
Digital Supply(Max)3.6 V
Digital Supply(Min)1.65 V
INL(Max)1 +/-LSB
Input Range(Max)5.25 V
Input TypeDifferential,Single-Ended
Integrated FeaturesDaisy-Chainable,GPIO,Oscillator,PGA
InterfaceSPI
Multi-Channel ConfigurationSimultaneous Sampling
Operating Temperature Range0 to 70 C
Package GroupTQFP
Package Size: mm2:W x L64TQFP: 144 mm2: 12 x 12(TQFP) PKG
Power Consumption(Typ)4.3 mW
RatingCatalog
Reference ModeInt,Ext
Resolution16 Bits
SNR97 dB
Sample Rate (max)8KSPS SPS
Sample Rate(Max)0.008 MSPS
THD(Typ)-95 dB

Eco Plan

RoHSCompliant

Design Kits & Evaluation Modules

  • Evaluation Modules & Boards: ADS1198ECGFE-PDK
    ADS1198 Performance Demonstration Kit
    Lifecycle Status: Active (Recommended for new designs)

Application Notes

  • ECG Implementation on the TMS320C5515 DSP Medical Development Kit (Rev. B)
    PDF, 1.5 Mb, Revision: B, File published: Jun 29, 2010
    The medical development kit (MDK) provides a development platform to TI medical customers, third parties, and other developers. This application report focuses on the C5515 MDK; however, the analog front ends that are included can also be used with other platforms.Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Ins
  • Heart-Rate and EKG Monitor Using the MSP430FG439 (Rev. A)
    PDF, 519 Kb, Revision: A, File published: Sep 25, 2007
    This application report describes how to build a digital heart-rate monitor using a MSP430FG439 microcontroller (MCU). The heartbeat rate per minute is displayed on an LCD. In addition, the application outputs a digital data stream via an RS232 serial port to allow EKG waveform display on a PC. PCB Gerber files, schematic, bill of materials, and firmware are provided in a zip file associated with
  • Thermal Noise Analysis in ECG Applications
    PDF, 114 Kb, File published: May 3, 2011
    This article discusses the thermal noise source of electrocardiogram (ECG) applications basedon the ADS1298 and ADS1298R family of multichannel, simultaneous sampling, 24-bit, delta-sigma (О”ОЈ) analog-to-digital converters (ADCs). This report offers several observations on identifying the major sources of thermal noise in an ECG system, and makes several recommendations regarding how to improve t
  • Understanding Lead-Off Detection in ECG (Rev. A)
    PDF, 313 Kb, Revision: A, File published: Jan 14, 2015
  • Improving Common-Mode Rejection Using the Right-Leg Drive Amplifier
    PDF, 297 Kb, File published: 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, Revision: A, File published: 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
  • Digital Filter Types in Delta-Sigma ADCs
    PDF, 219 Kb, File published: Jun 27, 2017
    This application report discusses digital filters which are a ubiquitous feature in delta-sigma analog todigital converters (ADCs). Digital low-pass filters are essential to the functionality of a delta-sigma ADCwhich relies on oversampling and noise shaping to push quantization noise out of band. There arevariations between the types of digital filters used in delta-sigma ADCs that provide
  • Analog-to-Digital Converter Grounding Practices Affect System Performance (Rev. A)
    PDF, 69 Kb, Revision: A, File published: May 18, 2015
  • A Glossary of Analog-to-Digital Specifications and Performance Characteristics (Rev. B)
    PDF, 425 Kb, Revision: B, File published: 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, Revision: A, File published: Apr 16, 2015

Model Line

Manufacturer's Classification

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