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Smart LTE Module Series
SC20 Hardware Design
SC20_Hardware_Design 66 / 130
3.22.1. Reference Circuit Design for Microphone Interfaces
MIC1P
MIC_GND
0R
0R
100pF
MIC
NC
F2
F1
C1
C3
Module
D1
Figure 26: Reference Circuit Design for Microphone Interfaces
3.22.2. Reference Circuit Design for Receiver Interface
EARP
EARN
F2
33pF
0R
0R
33pF
33pF
C2
C3
C1
F1
Module
D1
D2
Figure 27: Reference Circuit Design for Receiver Interface