Wavecom GS64 Especificações descarregar pdf (Página 53)

Product Technical Specification & Customer Design Guidelines

Interfaces

The AUXI input is a passive network applying –14dB gain followed by the transmit

part of the CODEC.

Figure 12: Auxiliary input connection to Q64 Wireless CPU

Electrical Characteristics of AUXI

Parameters Min

Typ Max Unit

DC Characteristics 0 V

AC Characteristics

KΩ

Z2 60

200 Hz<F<4 kHz

AT+VGT*=2

40 mVrms

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This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without

prior written agreement.

WA_DEV_Q64_PTS_001-003 January 9, 2009

AT+VGT*=1

190

Maximum working

voltage

AT+VGT*=0

850

Positive +12 V Maximum rating

voltage

Negative -2 V

• *The input voltage depends on the input microphone gain set by AT command. Please refer to the

document

[4] AT Command Interface Guide for Open AT® Firmware v6.5.

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