Digital Audio - Huawei MC509 Series Hardware Manual

HUAWEI MC509 Series CDMA LGA Module
Hardware Guide
Figure 3-18 Circuit diagram of the interface of the first audio channel
Figure 3-19 Circuit diagram of the interface of the second audio channel

3.8.2 Digital Audio

The MC509 provides one digital audio channels (Data only doesn't support the voice
function). Table 3-10 lists the signals on the digital audio interface.
Issue 02 (2013-05-06)
It is recommended that a TVS be used on the related interface, to prevent electrostatic

discharge and protect integrated circuit (IC) components.
 Data only does not support the voice function.
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Description of the Application Interfaces
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