Measurements
The measured performance of the chip on the designed PCB is tabulated below.
| Attribute | Value |
|---|---|
| Supply Voltage | 1.8V |
| HR Signal Gain | 15-50 |
| HR filter rejection at 0.1 Hz | 12dB |
| HR measurement range | 40bpm-200bpm |
| RR Signal Gain | 15-50 |
| RR filter rejection at 1 Hz | 18dB |
| RR measurement range | 2 - 10 brpm |