TIPD197 Reference Design

Texas Instruments

Reference Design for Software Pacemaker Detection in an ECG

Description

This circuit is designed to condition and digitize an electrocardiogram signal output from the integrated PACE_OUT buffer on the ADS129x to detect artifacts of an artificial pacemaker. This circuit includes an op amp which serves as a signal conditioner and input driver for a fast-sampling SAR ADC.

Features
  • Allows detection of pacemaker pulses as small as 2 mV and as narrow as 0.5 ms when used with the ADS129xSmall footprintFlexible front-end gain and sample ratesTested and includes theory: component selection: simulation: PCB design: measurement details
Applications
  • Electrocardiogram (ECG)
  • Multiparameter patient monitor
  • Sleep diagnostics
  • Wearable fitness & activity monitor
Product Categories
  • Data converters

Parts

Part Number Name Companion Part
ADS1194 ADS1194 Buy Datasheet
ADS1196 ADS1196 Buy Datasheet
ADS1198 ADS1198 Buy Datasheet
ADS1294 ADS1294 Buy Datasheet
ADS1294R ADS1294R Buy Datasheet
ADS1296 ADS1296 Buy Datasheet
ADS1296R ADS1296R Buy Datasheet
ADS1298 ADS1298 Buy Datasheet
ADS1298R ADS1298R Buy Datasheet
OPA320 OPA320 Buy Datasheet

Software

Bill Of Materials

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Schematic

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Design File

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Test Data

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Other Documents

Title Updated Type Size (KB)
TIPD197 BOM 03 Dec 2015 PDF 193
TIPD197 Schematic 03 Dec 2015 PDF 181