MC33219A Datasheet, PDF (5/28 Pages) Motorola, Inc – Voice Switched Speakerphone

Freescale SMeCm33i2c1o9Anductor, Inc.
Figure 1. System Distortion Test
Vin
3.0 k
3.5 mV
300 k
1.0 kHz
MCI
MCO
TAI
20
21
22
VB
Tx Attenuator
TAO
23
Vout
NOTE: Tx Attenuator forced to transmit mode.
Vin
10 k
10 k
350 mV
1.0 kHz
RXI
RXO
RAI
17
16
15
VB
Rx Attenuator
NOTE: Rx Attenuator forced to receive mode.
RAO
14
Vout
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5