Research Article
A Low-Noise, Modular, and Versatile Analog Front-End Intended for Processing In Vitro Neuronal Signals Detected by Microelectrode Arrays
Table 3
Summary of board performances versus predicted values.
| Parameter | Measured value | Predicted value |
| Gain at 1 kHz | 1052 | 1053 | f −3 dB (low) | 315 Hz | 300 Hz | f −3 dB (high) | 3110 Hz | 3030 Hz | Group delay (maximum) | 700 μs | 700 μs | Noise (input referred, spike bandwidth) | 800 nV RMS | 650 nV RMS | Power consumption (pre-amp) | 552 mW | 600 mW | Power consumption (filter amp) | 826 mW | 756 mW |
|
|