Technical data

4.9.2 Auxiliary Audio from Wireless CPU® (AUXO)
AUXO is a single-ended auxiliary analogue audio output from the Wireless CPU® and
may be used to drive a speaker or an earpiece. The interface has an internal 100nF
coupling capacitor; a load of 10kohm will provide a near full-scale output capability
between 300 to 4300 Hz.
Figure 17: Auxiliary output connections to the Wireless CPU®
The table below shows the audio signal levels for AUXO.
Parameter Conditions Min Typ Max Unit
Output voltage full scale RL =10kΩ 670 750 840 mVrms
Frequency response HPF -3dB cut-off (RL =10kΩ) 160 Hz
This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement.
Ce document est la propriété exclusive de WAVECOM. Il ne peut être communiqué ou divulgué à des tiers sans son autorisation préalable
GR64 Integrators’ Manual
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