ECG AD8232 User Manual

Components
By excluding the Smartphone and disposable parts (electrodes and batteries), the device whole
cost is between 20 and 25 Euros (25-30 US dollars). Here all the components needed:
• ECG module AD8232 (Module Single-Lead, Heart Rate Monitor Front End) +
electrodes cable (usually already included in the off the shelf module)
• Arduino Nano board
• HC-05 (or HC-06) Bluetooth module
• Battery holder/clip
• Switch
• Box
• Connector cables / wires
Needed tools: tester, clippers, soldering iron and tin, screwdriver, pliers.
Figure 13: ECG module AD8232
Figure 14: Arduino Nano Board

ECG AD8232 Specifications

General

Supply Current	170µA
Common-Mode Rejection Ratio	80dB
Operating Temperature Range	-40°C to +85°C
Type	Instrumentation Amplifier
Chip	AD8232
Output	Rail-to-Rail
Input Impedance	10GΩ
Gain	100
Bandwidth	0.5Hz to 40Hz
Input Bias Current	1 pA
Quiescent Current	170µA
Package	LFCSP