5G Module Series
5G EVB User Guide
5G_EVB_User_Guide 20 / 36
3.5. Audio Interface (J0802/J0901/J0801)
Quectel 5G EVB provides one digital audio codec board interface (I2S) J0802 and two analog audio
interfaces J0901 and J0801.
3.5.1. Digital Audio Codec Board Connector (J0802)
The 5G EVB supports two different kinds of external digital audio codec TE-As named ALC5616 and
TLV320AIC3104. The codec circuit is assembled on an independent small board which can be
interconnected with the EVB by the BTB connector J0802.
Codecs can be selected according to specific application demands, the following figures show the
connection between digital audio codec TE-A and the EVB.
Figure 10: Connection Between Codec TE-A and the EVB