LTE-A Module Series
UMTS<E EVB R2.0 User Guide
UMTS<E_EVB_R2.0_User_Guide 23 / 44
The following figure shows the design sketch of audio plug which suits the audio jack on UMTS<E EVB
R2.0.
2
1
MIC
GND
SW
SPK_R
SPK_L
3
4
32
Ω
32
Ω
Figure 16: Sketch Design of Audio Plug
4.4.2.2. Handset Connector (J602)
Audio connector J602 is designed for handsets. Its diagram is shown as below.
ESD
33pF
ESD
ESD
ESD
33pF
33pF
33pF
33pF
33pF
10pF
10pF
10pF
10pF
10pF
10pF
IN2P
IN2N
LO UDL/P
LO UDR/N
FB
J602
U101
Codec
TLV3104
4
1
3
2
BTB
Connector
J501
Figure 17: Diagram for Handset Connector J602
3
SPK_R
Right channel of stereo audio output
4
SPK_L
Left channel of stereo audio output
5, 6
NC
Not connected