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-
外形尺寸
-
规格特性
Alldatatak
en@1.8V,25±10°C,RH50±20%,unless
otherwise
specified
Limits
unit
condition
Min.
Nom.
Max.
Directivity
Omnidirectional
Sensitivity
-39
-38
-37
dB
@1kHzref1V/Pa
Operationvoltage
1.5
-
3.6
V
Freq.range
Refertothefrequencyresponse
graphic
Hz
Refto
sensitivity@1kHz
Sensitivitylossacross
supplyvoltage
Nochangeacrossthevoltagerange
dB
Signaltonoiseratio
-
64
-
dB
20kHzbandwidth,
A-weighted
THD
-
0.1
-
%
94dB SPL @1kHzS
=Nom,Rload>2k
AOP
-
128
-
dBSPL
10%THD@1kHzS
=Nom,Rload>2k
Polarity
Increasingoutputvoltage
Increasingsound
pressure
Outputimpedance
-
170
-
Ω
@1kHz
DCOutput
0.75
V
PSRR
-
65
-
dB
200mVppsinewave
@1kHz,VDD=1.8V
PSR
-
-90
-
dBV(A)
100 mVpp square wave@217Hz,VDD=
1.8V,A-weighted
Currentconsumption
-
175
-
μA
-
应用领域智能手机语音识别/通话降噪笔记本电脑视频会议/语音助手平板电脑语音输入/交互控制蓝牙耳机通话清晰/环境降噪有线耳机高保真录音/语音控制可穿戴设备语音助手/健康监测
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