SKU: SENS-0194
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WAVGAT AD8232 ECG Heart Monitoring Sensor Module - Analog Output, 3.5mm Jack

₹1,789.00 (Inclusive of all taxes)
Out of Stock

The WAVGAT AD8232 ECG Sensor Module is a single-lead, analog-output heart monitoring solution designed for integration with Arduino, Raspberry Pi, and other 3.3V/5V microcontrollers. It provides a filtered signal for accurate heart rate and ECG waveform acquisition in portable health monitoring and educational projects.

Features

  • Single-lead ECG signal acquisition with integrated instrumentation amplifier.
  • Low-power operation from 1.8V to 3.6V, ideal for battery-powered wearable devices.
  • Built-in leads-off detection and shutdown pin for power management.
  • Analog output for direct connection to microcontroller ADC pins.
  • Includes 3.5mm jack for standard biomedical electrode pad connections.

Out of stock

Description

The AD8232 module is built around the Analog Devices AD8232 chip, a dedicated instrumentation amplifier designed for ECG and other biopotential measurement applications. It amplifies and filters the small electrical signals generated by the heart, providing a clean, analog output signal suitable for digitization and analysis. The module incorporates right-leg drive (RLD) circuitry and built-in high-pass filtering to suppress motion artifacts and baseline wander.

Designed for ease of integration, the module operates on a wide supply voltage compatible with 3.3V logic systems and features a shutdown pin to minimize power consumption when not actively sensing. Its compact form factor and standard 3.5mm electrode connector make it suitable for prototyping portable health monitors, fitness trackers, and educational setups for cardiac electrophysiology.

Key Features

  • Precision Instrumentation Amplifier: Features the AD8232 IC for high-gain, low-noise amplification of microvolt-level biopotential signals.
  • Integrated Signal Conditioning: Includes two-pole high-pass and low-pass filters to remove motion artifact and muscle noise, delivering a stable ECG waveform.
  • Leads-Off Detection Output: Provides a digital output signal to indicate when an electrode becomes disconnected, ensuring data integrity.
  • Low-Power Design: Optimized for wearable applications with a shutdown mode and a wide 1.8V to 3.6V operating range.
  • Developer-Friendly Interface: Breaks out analog output, shutdown, and leads-off detection pins for straightforward integration with development boards.
  • Standard Biomedical Connector: Equipped with a 3.5mm TRS jack for quick connection to disposable or reusable ECG electrodes.

Applications

  • Prototyping wearable heart rate monitors and fitness trackers.
  • Educational projects for biomedical engineering and cardiac signal acquisition.
  • Portable, single-lead ECG devices for personal health monitoring.
  • Integration into telehealth or remote patient monitoring systems.
  • Biometric feedback systems for human-computer interaction research.

Technical Specifications

KeyValue
Model / ICAD8232 ECG Sensor Module
Operating Voltage1.8V - 3.6V (Recommended 3.3V)
Output SignalAnalog Voltage
Leads-Off DetectionYes (Digital Output)
Shutdown PinYes
Electrode Connector3.5mm TRS Jack
Primary ApplicationSingle-Lead ECG / Heart Rate Monitoring
Module Dimensions (LxWxH)Approx. 5 x 4 x 1 cm

Frequently Asked Questions

What is the operating voltage range for the AD8232 module?

The module is designed to operate from a supply voltage between 1.8V and 3.6V. A stable 3.3V supply is recommended for optimal performance and compatibility with most microcontroller ADCs. Ensure your power source is clean and well-regulated to minimize noise in the sensitive ECG signal.

How do I connect electrodes to this ECG sensor module?

The module features a standard 3.5mm TRS (tip-ring-sleeve) jack. Connect your disposable or reusable ECG electrodes using a compatible 3.5mm cable. The tip (left arm/LA), ring (right arm/RA), and sleeve (right leg/RL) correspond to the standard Einthoven lead I configuration for single-lead ECG measurement.

Can I interface this module directly with an Arduino Uno?

Yes. Connect the module's analog output pin to an analog input pin (e.g., A0) on the Arduino. The module's GND and 3.3V (or VCC within 1.8V-3.6V) pins connect to the corresponding Arduino pins. Note: The Arduino Uno's ADC reference is 5V by default, so for best resolution with the module's ~3.3V output swing, set the analog reference to INTERNAL (1.1V) or use an external 3.3V reference.

What does the 'leads-off detection' feature do?

The leads-off detection circuit provides a digital logic output (LO+) that goes high when it detects a poor connection or disconnection of an electrode. This signal can be read by a microcontroller to alert the user or pause data logging, ensuring that invalid data is not recorded due to faulty electrode contact.

Is this module suitable for medical-grade diagnosis?

No. The WAVGAT AD8232 module is designed for prototyping, educational purposes, fitness tracking, and personal wellness monitoring. It is not certified for medical use or clinical diagnosis. Always consult a healthcare professional for medical advice and diagnosis related to heart conditions.

Package Includes

  • 1 x WAVGAT AD8232 ECG Sensor Module

Additional Information

Weight 0.025 kg
Dimensions 5 × 4 × 1 cm