Pulse Oximeter via Finger Clip Reference Design with BLE Connectivity

(ACTIVE) TIDA-00010

Description & Features

Technical Documents

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Description

This reference design is for a complete SPO2 Pulse Oximeter finger clip end equipment featuring TI signal chain, power, and connectivity components. With TI's AFE4490 Pulse Ox AFE, you can accelerate and simplify your pulse ox design while still ensuring the highest of quality clinical measurements. This reference design also includes a full BLE connectivity design for easy interface to BLE enabled smartphones, tablets, etc.

Features
  • Features AFE4490 for both LED transmit and receive paths of the pulse ox measurement
  • MSP430F5528 MCU for holding algorithm and calibration data
  • BLE module connection featuring TI's CC2541
  • This design is tested and provides everything you need to complete your design including Schematics, Layout and Gerber files, and BOM


View the Important Notice for TI Designs covering authorized use, intellectual property matters and disclaimers.


  



Schematic/Block Diagram

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Test Data

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Design Files

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Bill of Materials (BOM)

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TI Devices (8)

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Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
AFE4490  Integrated Analog Front End (AFE) for Pulse Oximeters  Medical AFEs  Sample & Buy View Design Kits & Evaluation Modules
BQ24072  USB-Friendly Li-Ion Battery Charger and Power-Path Management IC, Vout 200mV above Vbat | Linear  Battery management  Sample & Buy View Design Kits & Evaluation Modules
BQ27425-G1  System-Side Impedance Track™ Fuel Gauge With Direct Battery Connection | Gas Gauge Battery  Battery management  Not Available Not Available
CC2541  Bluetooth low energy and proprietary wireless MCU  SimpleLink Solutions  Sample & Buy View Design Kits & Evaluation Modules
MSP430F5528  25 MHz MCU with Integrated USB Phy, 128KB Flash, 8KB RAM, 12Bit/10 Channel ADC, 32BIT HW Multiplier  MSP430 ultra-low-power MCUs  Sample & Buy View Design Kits & Evaluation Modules
TPS61093  Low Input, 20V/1.1A Step-Up DC/DC Converter with Integrated Power Diode and Input/Output Isolation  Step-up (boost)  Sample & Buy View Design Kits & Evaluation Modules
TPS736  Single Output LDO, 400mA, Adj.(1.2 to 5.5V), Cap free, Low Noise, Reverse Current Protection  Power management  Sample & Buy View Design Kits & Evaluation Modules
TPS7A49  Vin 3V to 36V, 150mA, Ultra-Low-Noise, High-PSRR Low-Dropout (LDO) Linear Regulator  Power management  Sample & Buy View Design Kits & Evaluation Modules

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
AFE4490 Download Download
BQ24072 Download Download
BQ27425-G1 Download -
CC2541 Download Download
MSP430F5528 Download Download
Download -
Download -
TPS61093 Download Download
TPS736 Download Download
Download Download
Download Download
TPS7A49 Download Download
Download Download

Texas Instruments and Accelerated Designs, Inc. have collaborated together to provide TI customers with schematic symbols and PCB layout footprints for TI products.

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Step 2: Download the Symbol and Footprint from the CAD.bxl file table.


Technical Documents

View the Important Notice for TI Designs covering authorized use, intellectual property matters and disclaimers.

User guides (1)
Title Abstract Type Size (KB) Date Views
PDF 1327 28 Aug 2013 54
White papers (1)
Title Abstract Type Size (KB) Date Views
PDF 690 04 Aug 2014 325
Design files (3)
Title Abstract Type Size (KB) Date Views
ZIP 1353 28 Aug 2013 24
PDF 123 28 Aug 2013 20
PDF 223 28 Aug 2013 332
Related Tools & Software

Software (1)



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