Handset Interface Reference Circuit; Headphone Interface Reference Circuit - Quectel SC200L-EM Hardware Design

3.20.2 Handset interface reference circuit

EAR_P
EAR_N
GND
Module

3.20.3 Headphone interface reference circuit

SC200L_Hardware_Design
33 pF
100 pF
33 pF
Figure 23: Earpiece output interface reference circuit
Figure 24: Headphone interface reference circuit
C2
R1
0R
C1
R2
0R
C3
SC200L Hardware Design
D1 D2
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