Reference Circuit Design For Earpiece Interface; Reference Circuit Design For Headphone Interface - Quectel SC20 Series Hardware Design

3.22.2. Reference Circuit Design for Earpiece Interface

Module
Figure 27: Reference Circuit Design for Earpiece Interface

3.22.3. Reference Circuit Design for Headphone Interface

Figure 28: Reference Circuit Design for Headphone Interface
SC20_Series_Hardware_Design
EARP
EARN
C2
33 pF
F1
0R
C1
33 pF
F2
0R
C3
33 pF
Smart Module Series
D1 D2
66 / 133