Standard power supply 2.0v
Voltage reduction MAX 3dB
S/N ratio MIN 55 dB
Operation voltage 1.8v~5.0v
1,Electrical characteristics (Temp=20±2°CRoom Humidity=65±5%)
No | Parameter | Symbol | Condition | Limits | Unit | ||
Min. | Center | Max. | |||||
1.1 | Sensitivity | S | 0dB=1V/Pa,at 1kHz | -45 | -42 | -39 | dB |
1.2 | Output impedance | Z out | f=1kHz |
|
| 2.2 | KΩ |
1.3 | Current Consumption | IDSS | VCC =2.0V,RL=2.2KΩ |
|
| 500 | µA |
1.4 | Signal to Noise Ratio | S/N | at 1kHz S.P.L=1Pa (A-Weighted Curve) | 58 |
|
| dB |
1.5 | Decreasing Voltage | ΔS | VCC=2.0V to 1.0V |
|
| -3 | dB |
1.6 | Operating Voltage |
|
| 1.0 |
| 10 | V |
1.7 | Maximum input S.P.L |
|
|
|
| 110 | dB |
2. Typical Frequency Response Curve
Frequency(Hz) | Lower Limit(dB) | Upper Limit(dB) |
50 | -6 | +3 |
100 | -3 | +3 |
800 | -3 | +3 |
1000 | 0 | 0 |
1200 | -3 | +3 |
3000 | -3 | +8 |
5000 | -3 | +8 |
10000 | -8 | +8 |
Frequency Response Microphone Response Tolerance Window
