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Electrical Characteristics   ；
 Test Condition (Vs=2.0V RL=2.2K? Ta=20 R.H.=65%)℃；
Item Symbol Test Conditions Minimum Standard Maximum Unit;
*Sensitivity S
Pin=1Pa , f=1kHz
Bias voltage 2.0v. After 2 reflows
-45 -42 -39 dB
Output Impedance Zout Pin=1Pa , f=1kHz 1.4 1.8 2.2 kΩ
Directivity Omni directional
Current consumption I Vs=4.0V, RL=2.2KΩ   500 μA
S/N ratio (A) S/N (A) Pin=1Pa, f=1kHz(A Curve) 58   dB
Decreasing Voltage
Characteristic
△S
Pin=1Pa , f=1kHz  
Vs=2.0~1.5V
-46 -43 -40 dB
Operating Voltage  DC 1.1 2.0 6.0 V
Noise Floor
(Input related
noise maximum)
 
Conditions: 1. No Electro ic
interference effects; 2. No Acoustic
stimulation;3 Bias voltage 2.0V.
   36
dBSPL
(A)
f=1kHz, distortion≤1%   100
f=1kHz, distortion≤5%   115
Maximal Input
Sound Pressure Level
MISPL
f=1kHz, distortion≤10%   120
dBSPL