Multiparameter patient monitor

Products and reference designs

Multiparameter patient monitor

Block diagram

Overview

Our integrated circuits and reference designs help you create highly accurate multiparameter patient monitors to meet system design requirements while minimizing power consumption.

Design requirements

Innovative multiparameter patient monitor designs require:

  • Precise, multiparameter measurements with high sensitivity.
  • Wireless, secure connectivity for data logging and monitoring.
  • Intuitive, responsive human machine interface (HMI).

TI products may not be used in life-critical medical equipment unless authorized officers of the parties have executed a special contract specifically governing such use. See our Terms of Sale for additional information.

Block diagram

Find products and reference designs for your system.

Patient monitor - ECG module

ECG electrodes ECG electrodes RLD electrode RLD electrode Input power protection Input power protection Hot swap controller Hot swap controller eFuse eFuse Clocking Clocking RTC RTC Clock oscillator Clock oscillator Signal input/output protection Signal input/output protection ESD & defibrillator protection ESD & defibrillator protection Amp Amp Amp Amp Amp Amp Amp Amp Analog front end Analog front end Analog MUX Analog MUX Amp Amp Pga Pga Amp Amp Pga Pga Amp Amp REF REF ADC ADC Respiration circuit Respiration circuit Lead off detection Lead off detection Pace maker detection Pace maker detection REF REF ADC ADC Temp sense Temp sense Gain/filter block Gain/filter block Summer (resistive) Summer (resistive) RLD RLD Signal isolation Signal isolation Digital isolator Digital isolator Digital isolator Digital isolator Digital processing Digital processing MPU/DSP MPU/DSP Non-isolated DC/DC power supply Non-isolated DC/DC power supply LDO LDO Buck Buck Supervisor Supervisor Boost Boost Linear regulator Linear regulator Wired interface Wired interface Transceiver Transceiver

Analog front end

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The AFE digitizes the heart signal after signal conditioning the signal. It includes multiplexer, instrumentation amplifier, filter, ADC. Additionally, it includes temperature sensor, respiratory circuit, pacemaker detection and lead off detection circuit.

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Data converters (14)
Biosensing AFEs
  • AFE159RP4Low-power 4-channel ECG AFE with respiration, pacemaker, lead-off & lead quality detection, and FIFO
    Data sheet: PDF | HTML
  • AFE4960PTwo-channel ECG and PPG analog front end with integrated respiration and pace detection
    Data sheet: PDF | HTML
  • AFE4490Integrated Analog Front End (AFE) for Pulse Oximeters
    Data sheet: PDF | HTML
  • ADS1292R2-Channel 24-Bit ADC With Integrated Respiration Impedance and ECG Front End
    Data sheet: PDF | HTML
  • ADS119216-bit, 2-ch, Low-Power Analog Front END (AFE) for ECG Applications
    Data sheet: PDF | HTML
  • ADS1299Low-Noise, 8-Channel, 24-Bit Analog-to-Digital Converter for Biopotential Measurements
    Data sheet: PDF | HTML
Precision ADCs
  • ADS78308-Bit, 8-Channel Sampling A/D Converter with I2C Interface
    Data sheet: PDF | HTML
  • ADS122024-bit, 2-kSPS, four-channel, low-power, delta-sigma ADC with PGA, VREF, SPI and two IDACs
    Data sheet: PDF | HTML
  • ADS886616-Bit, 100-kSPS, 1-Ch SAR ADC with Single-Ended Input, SPI Interface and Daisy-Chain
    Data sheet: PDF | HTML
  • ADS888118-Bit, 1-MSPS, 1-Ch SAR ADC with True-Differential Input, SPI Interface and Daisy-Chain
    Data sheet: PDF | HTML
  • ADS704212-Bit 1MSPS Ultra-Low-Power Ultra-Small-Size SAR ADC With SPI Interface
    Data sheet: PDF | HTML
  • ADS714212-bit 140-kSPS 2-ch nanopower SAR ADC with 1.8-V operation in 1.5-mm x 2-mm QFN package
    Data sheet: PDF | HTML
Digital potentiometers (digipots)
  • TPL0102-100256-tap dual-channel digital potentiometer with I2C interface and nonvolatile memory
    Data sheet: PDF | HTML
  • TPL0501-100256-tap single-channel digital potentiometer (digipot) with SPI
    Data sheet: PDF | HTML
Amplifiers (24)
Comparators
  • TLV6710Low power, high voltage window comparator with integrated reference
    Data sheet: PDF | HTML
  • LM293ADual precision standard comparator, extended temperature
    Data sheet: PDF | HTML
  • TLV7021Low power, small size comparator with open-drain output
    Data sheet: PDF | HTML
  • LM393APrecision dual differential comparator, industrial grade
    Data sheet: PDF | HTML
  • TLV3402Dual nano power high-voltage comparator with open-drain output
    Data sheet: PDF | HTML
  • TLV32025.5-V, high-speed, dual push-pull comparator
    Data sheet: PDF | HTML
Precision op amps (Vos<1mV)
  • OPA2387Ultra-high-precision zero-drift low-input-bias-current operational amplifier
    Data sheet: PDF | HTML
  • OPA396Single, micropower (24 μA), low-offset (100 μV), high speed-to-power ratio RRIO op amp
    Data sheet: PDF | HTML
  • OPA2196Dual, 36-V, low power, all-purpose amplifier with mux-friendly input
    Data sheet: PDF | HTML
  • OPA2336Single-Supply, MicroPower CMOS Operational Amplifiers MicroAmplifier Series
    Data sheet: PDF | HTML
  • TLV2376Dual 5.5-MHz, 100-µV offset, 8-nV/√Hz noise, 815-µA power, precision operational amplifiers
    Data sheet: PDF | HTML
  • OPA2197Dual 36-V, precision, rail-to-rail input output, low offset voltage op amp
    Data sheet: PDF | HTML
General-purpose op amps
  • TLV9102Dual, 16-V, 1.1-MHz, low-power operational amplifier
    Data sheet: PDF | HTML
  • TLV9042Dual, 5.5-V, 350-kHz, Ultra-low 1.2-V, low quiescent current (10-μA) op amp
    Data sheet: PDF | HTML
  • TLV9354Quad, 40-V, 3.5-MHz, low-power operational amplifier
    Data sheet: PDF | HTML
  • TLV9001One-channel, 1-MHz rail-to-rail input and output 1.8-V to 5.5-V operational amplifier
    Data sheet: PDF | HTML
  • TLV9041Single, 5.5-V, 350-kHz, ultra-low 1.2-V, low-quiescent current (10-μA) op amp
    Data sheet: PDF | HTML
  • OPA991Single, 40-V 4.5-MHz low-power operational amplifier
    Data sheet: PDF | HTML
Instrumentation amplifiers
  • INA826Precision, 200-μA Supply Current, 36-V Supply Instrumentation Amplifier
    Data sheet: PDF | HTML
  • INA326Precision, Low Drift, CMOS Instrumentation Amplifier
    Data sheet: PDF | HTML
  • INA128Precision, 130-dB CMRR, 700-µA, Low-Power, Instrumentation Amplifier
    Data sheet: PDF | HTML
  • INA333Low-Power, Zero-Drift, Precision Instrumentation Amplifier
    Data sheet: PDF | HTML
  • INA317Micro-power (50µA), zero-drift (75µV offset, 0.3µV/˚C), precision RRO instrumentation amplifier
    Data sheet: PDF | HTML
High-speed op amps (GBW ≥ 50 MHz)
  • OPA23652.2V, 50MHz, Low-Noise Single-Supply Rail-to-Rail Operational Amplifiers
    Data sheet: PDF | HTML
Switches & multiplexers (6)
Analog switches & muxes
  • TS5A231591-Ω on-state resistance, 5-V, 2:1 (SPDT), 2-channel analog switch with powered-off protection
    Data sheet: PDF | HTML
  • TMUX15745-V, 2:1 (SPDT), 4-channel analog switch with powered-off protection & 1.8-V input logic
    Data sheet: PDF | HTML
  • TMUX11093-pA on-state leakage current, 5-V, ±2.5-V, 4:1, 2-channel precision multiplexer
    Data sheet: PDF | HTML
  • TS5A3159A1-Ω, 5-V, 2:1 (SPDT), 1-channel general-purpose analog switch with powered-off protection
    Data sheet: PDF | HTML
  • TMUX4052+/-12-V, 4:1, 2-channel multiplexer with 1.8-V logic compatible logic
    Data sheet: PDF | HTML
  • TMUX4053+/-12-V, 2:1, 3-channel multiplexer with 1.8-V logic compatible logic
    Data sheet: PDF | HTML
Sensors (3)
Digital temperature sensors
  • TMP751C digital temperature sensor, I2C/SMBus in industry standard LM75 form factor
    Data sheet: PDF | HTML
  • TMP10751°C I²C temperature sensor with performance upgrades to industry standard LM75 / TMP75
    Data sheet: PDF | HTML
  • TMP112±0.5°C 1.4V-to-3.6V digital temperature sensor with I²C/SMBus
    Data sheet: PDF | HTML
Power management (2)
Series voltage references
  • REF35650-nA quiescent current, 12-ppm/°C drift, ultra-low-power precision voltage reference
    Data sheet: PDF | HTML
  • REF29303-V, 100-ppm/°C, 50-µA in 3-pin SOT-23 package series (bandgap) voltage reference
    Data sheet: PDF | HTML
Interface (3)
USB redrivers & multiplexers
  • TS3USB30EHigh-Speed USB 2.0 1:2 Mux/Demux Switch With Single Enable and ESD Protection
    Data sheet: PDF | HTML
  • TMUXHS42122-channel 16-Gbps 2:1/1:2 differential mux/demux
    Data sheet: PDF | HTML
  • TS3USB221EHigh-Speed USB 2.0 (480-Mbps) 1:2 Multiplexer/Demultiplexer Switch With Single Enable
    Data sheet: PDF | HTML
  • TIDA-010005Software-Configurable Cardiac Pacemaker Detection Module Reference Design
    Design guide: PDF Schematic: PDF
  • TIDA-01580Wireless ECG, SpO2, PTT and heart rate monitor reference design for medical and consumer wearables
    Design guide: PDF | HTML Schematic: PDF
  • TIDM-BIOSIGNMONITORMulti-Parameter Bio-Signal Monitor Reference Design For Personal Monitoring
    Design guide: PDF Schematic: PDF
  • TIPD111Hardware Pace Detection for ECG Reference Design
    Schematic: PDF Schematic: PDF
  • TIPD116Data acquisition for ECG systems, discrete LEAD I ECG implementation reference design
    Schematic: PDF Schematic: PDF
  • TIPD197Reference Design for Software Pacemaker Detection in an ECG
    Design guide: PDF Schematic: PDF Schematic: PDF

Technical documentation

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Type Title Date
Analog Design Journal System telemetry: What, why and how? 30 Apr 2014
White paper Evolving Semiconductor Technologies for Modern Telehealth Applications 28 Oct 2020
White paper Evolving Semiconductor Technologies for Modern Telehealth Applications 28 Oct 2020
Technical article No strings attached: Creating next-generation wireless patient monitors PDF | HTML 26 Jun 2023
Technical article Designing compact, efficient and high performing multiparameter patient monitors PDF | HTML 26 Jun 2023
Application brief MSPM0-Based Medical Alarm Design PDF | HTML 26 Apr 2023
Technical article Going beyond traditional SpO2 measurement with multiwavelength optical measurement PDF | HTML 25 Jul 2023
Technical article Demystifying medical alarm design, part 2: Design inputs and existing techniques PDF | HTML 19 Sep 2023
Technical article Demystifying medical alarm designs, part 1: IEC60601-1-8 standard requirements PDF | HTML 19 Jul 2023
Product overview Scalable Battery Backup Subsystem With Adjustable Output (Rev. A) PDF | HTML 16 Oct 2023
More literature Design challenges of wearable healthcare and patient monitoring 16 Dec 2020
More literature Design challenges of wearable healthcare and patient monitoring 16 Dec 2020
White paper 持續進化的現代遠距照護應用半導 體技術 14 Dec 2020
White paper Fortschrittliche Halbleitertechnologie für moderne Telemedizin-Anwendungen 14 Dec 2020
Technical article Design considerations for a wearable temperature monitoring system PDF | HTML 13 Jun 2023
Application note Topology Selection for Isolated Power Supplies in Patient Monitor (Rev. A) PDF | HTML 11 May 2022
Application brief Hardware-Based Smart DAC Medical Alarm Design (Rev. A) PDF | HTML 04 May 2023
More literature Design wearable healthcare systems with advanced sensing and efficient power 04 Mar 2021
More literature Design wearable healthcare systems with advanced sensing and efficient power 04 Mar 2021

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