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SPM0408LE5H-TB 参数 Datasheet PDF下载

SPM0408LE5H-TB图片预览
型号: SPM0408LE5H-TB
PDF下载: 下载PDF文件 查看货源
内容描述: 放大的零高度SiSonicTM麦克风具有增强RF保护 [Amplified Zero-Height SiSonicTM Microphone With Enhanced RF Protection]
分类和应用:
文件页数/大小: 11 页 / 925 K
品牌: KNOWLES [ KNOWLES ELECTRONICS ]
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SPM0408LE5H-TB
4.
INTERFACE CIRCUIT
V
DD
V
DD
.1mf
OUTPUT
R
S
= 2.44k
R
F
= 22k
GROUND
Dotted Section
Represents
SiSonic
TM
Microphone
GAIN
R
1
(Set By User)
C
1
(Set By User)
Gain
Unity Gain (0dB)
Max Gain (20dB)
GAIN Pin Termination
Connect GAIN to OUTPUT
Set R
1
= 0Set C
1
according to equation below:
Highpass corner frequency =
Set R
1
and C
1
according to the equations below:
Adjustable Gain
(0dB to 20dB)
Gain(dB) =
Highpass corner frequency =
Note: Capacitors near the microphone should not contain Class 2 dielectrics.
Detailed information on acoustic, mechanical, and system integration can be found in
the latest
SiSonic
TM
Design Guide
application note.
Revision: C
Sheet 4 of 11
2/28/2013
©2013 Knowles Electronics