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10PCS起订
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产品规格
可售数量: 10000PCS
1、 SCOPE
This specification covers electrical and mechanical requirements for the microphone DGO9765CD-L |
2、 ABSOLUTE RATINGS
Storage temperature |
- 22°C + 60°C |
Operating voltage |
1.0 V 10 V |
3、 ELECTRO-ACOUSTICALCHARACTERISTICS
TEST CONDITION:Vdd=4.5V,RL=2.2KΩ,Ta=20°C, RH=65
ITEM |
Test Conditions |
Minimum |
Norminal |
Maximum |
Unit |
|
Directivity |
Single -directional |
|||||
Sensitivity |
F=1KHz S.P.L.=94dB 0 dB =1V/Pa |
-38 |
-35 |
-32 |
dB |
|
S/N Ratio |
-58 |
dB(A) |
||||
Out Impedance |
2.2 |
KΩ |
||||
Current Consumption |
500 |
uA |
||||
Decreacing Voltage Characteristic |
4.5 V 3.0V |
3 |
dB |
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9745单指向咪头
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10000PCS可售
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