Microchip Technology BM83 EVB - Page 46

Figure 7-9. Microphone
MIC_P2
MIC_N2
MIC2
MICROPHONE INPUT
1
2
3
HDR-2.54 Male 1x3
JP502
0603
DNP
C516
1
TP503
1
TP504
1uF
16V
0603
C518
1uF
16V
0603
C513
1uF
16V
0603
C514
2.2k
0603
1%
R506
MIC_P1
MIC_N1
MIC1
1
2
3
HDR-2.54 Male 1x3
JP500
0603
DNP
C504
MIC_P1
MIC_N1
1
TP500
1
TP501
1uF
16V
0603
C506
1uF
16V
0603
C500
1uF
16V
0603
C502
2.2k
0603
1%
R500
MIC_N2
MIC_P2
MIC_N1
MIC_P1
MIC_BIAS
MIC_BIAS
5
1
4
3
2
JACK Stereo Phone 3.5mm
P500
5
1
4
3
2
JACK Stereo Phone 3.5mm
P502
Note:
Single End Type MIC : R505=0E
Differential Type MIC: R505=2.2K
Note:
Single End Type MIC : R508=0E
Differential Type MIC: R508=2.2K
0R
0603
R508
0R
0603
R505
BM83 EVB
Appendix A: BM83 EVB Reference Schematics
© 2019 Microchip Technology Inc.
User Guide
DS50002902A-page 46