Technical data

4.9.1 Auxiliary Audio to Wireless CPU® (AUXI)
AUXI is a single-ended auxiliary analogue audio input to the Wireless CPU®.
Internally, the signal is routed to the CODEC (Coder/DECoder), where it is converted
to digital audio and mapped to an internal bus.
Figure 16: Auxiliary input connections to the Wireless CPU®
The AUXI input is a passive network applying -5dB of gain followed by the transmit
part of the CODEC.
Parameter Conditions Min Typ Max Unit
max input gain 142 158 178 mVrms
Input voltage full scale
min input gain 447 501 564 mVrms
Frequency response -3dB cut-off 340 3400 Hz
AC input impedance 300-3400 Hz 100 kohm
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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