Blood Oxygen Monitor (Pulse Oximeter) SoC Solution
Non-invasive SpO2 and heart rate monitoring with integrated AFE, ultra-low power consumption, and high accuracy for home and clinical use
Solution Overview
Pulse oximetry is a non-invasive method for monitoring blood oxygen saturation (SpO2) and heart rate, essential for respiratory health assessment. Our solution integrates high-precision AFE, LED drivers, and advanced signal processing algorithms, enabling accurate SpO2 measurement in various conditions including low perfusion and motion artifacts.
Application Areas
- Fingertip pulse oximeters
- Wearable SpO2 monitors
- Clinical patient monitors
- Sleep apnea monitoring devices
Application Block Diagram
High Precision
24-bit Σ-Δ ADC with 1μV resolution, ENOB > 20 bits
Ultra-Low Power
Sleep current I_sleep < 1.5μA, extends battery life
High Integration
Built-in LCD driver, VREF, temp sensor - simplifies design
Core Features & Benefits
High-Accuracy SpO2 Measurement
24-bit ADC with low noise AFE enables ±2% SpO2 accuracy, meeting ISO 80601-2-61 standards for pulse oximeters in clinical and home use.
Ultra-Low Power Design
Sleep current <1.0μA, measurement current ~5mA. Supports 2×AAA batteries for 1000+ measurements, ideal for portable fingertip oximeters.
Integrated AFE & LED Drivers
Built-in photodiode AFE, dual LED drivers (Red/IR), and ambient light cancellation reduce external components by 30%.
Advanced Signal Processing
Motion artifact rejection, low perfusion detection, and adaptive filtering algorithms ensure reliable measurements in challenging conditions.
Medical-Grade Performance
Excellent ESD/EMI immunity and ISO 80601-2-61 compliance support for medical device certification.
Display & Connectivity
Integrated OLED/LCD driver and optional BLE connectivity for smartphone integration and data tracking.
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BH66F2560
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📊 Key Specifications
✨ Features
Ready to Start Your Design?
Request free samples and get access to complete reference designs, schematics, and technical support
Development Support & Resources
Comprehensive development resources to accelerate your time-to-market
Reference Design
Complete pulse oximeter reference design with schematics and PCB
SDK & Drivers
AFE drivers, LED control, and SpO2 calculation sample code
Algorithm Library
SpO2 calculation, motion artifact rejection, and perfusion index algorithms
Development Tools
Programmer/debugger and configuration tools
Technical Documentation
Datasheets, application notes, and design guidelines
Training & Webinars
Pulse oximeter design training and technical webinars
Need More Technical Support?
Our technical team is ready to provide professional consultation and customized solutions
Frequently Asked Questions
Does the solution meet ISO 80601-2-61 standards?
Yes, our MCU's high-precision ADC and SpO2 algorithm are designed to meet ISO 80601-2-61 accuracy requirements (±2% for SpO2 70-100%, ±3 bpm for heart rate).
How does the solution handle motion artifacts?
Our algorithm library includes advanced motion artifact rejection based on adaptive filtering and signal quality assessment, ensuring reliable measurements during patient movement.
Can the MCU measure perfusion index (PI)?
Yes, our solution supports perfusion index calculation, which indicates the strength of the pulse signal and helps assess measurement reliability.
What battery life can be achieved?
With ultra-low sleep current (<1.0μA) and optimized measurement duty cycle, 2×AAA batteries can support 1000+ measurements, or approximately 1-2 years of typical use.
Is smartphone connectivity supported?
Yes, our high-end MCU models support BLE connectivity for smartphone integration, enabling real-time data sync, trend analysis, and cloud storage.
Can I get samples for evaluation?
Yes, we offer free samples and reference designs for qualified customers. Please contact our sales team or submit a sample request through our website. Ready to Start Your Pulse Oximeter Design? Contact our technical team to get free samples, reference designs, and expert consultation Request Samples Download Datasheet Pranavation 2nd Floor, Unit No. 0201-M, Tower B_Beacon, Brigade Twin Towers, Raghavendra Road, Yeshwanthpur, Bangalore - 560022 Quick Links Home MCU Applications About Us Contact Contact Us Phone: +91 83108 25865 Email: service@pranavation.com © 2021 Pranavation Inc. All Rights Reserved. . Privacy Policy ICP License
Ready to Start Your Pulse Oximeter Design?
Contact our technical team to get free samples, reference designs, and expert consultation