Additional information
信號種類 Signal Type | Analog output |
---|---|
工作電壓 Operating Voltage | 3.3/5 Vdc |
工作電流 Operating Current | 4~5 mA for Vcc=5 Vdc |
電壓增益 Voltage Gain | 26 dB for V=6 Vdc, f=1 kHz |
收音器靈敏度 Microphone Sensitivity | 52~48 dB for f=1 kHz |
收音器阻抗 Microphone Impedance | 2.2 kΩ |
收音器頻率 Microphone Frequency | 16~20 kHz |
收音器訊號雜訊比 Microphone S/N Ratio | 54 dB |