TDA7437N_06 Datasheet, PDF (29/34 Pages) STMicroelectronics – Digitally controlled audio processor

TDA7437N
Curves of electrical characteristics
Figure 12. Soft mute OFF
(a)
V
(b)
V
Main Menu
Pin Csm
SOFT MUTE=OFF SLOPE=FAST Vout=500mVrms
D95AU387
Figure 13. Zero crossing mute ON
Vout
SOFT MUTE
CH1 9V DC
Figure 14. Zero crossing mute OFF
Chan 2
1ms 0.2V
Chan 1
1ms 2V
TIME
V
Panel
STATUS
Memory
Save
PANEL
Recall
Auxiliary
Setups
Memory
Card
X-Y mode
ZERO CROSSING MUTE = ON
D95AU389
LEFT
x Chan 1
0.5ms 0.2V
x Chan 2
0.5ms 0.2V
Persistance
mode
Return
RIGHT
CH2 528mV DC
TIME
Figure 15. Pause detector
PAUSE DETECTOR ZCW=140mV Cpause=100nF
V
D02AU1385
Main Menu
Vout
V
Main Menu
Multi Zoom
off
ZERO CROSSING MUTE = OFF
D95AU390
LEFT
RIGHT
x Chan 2
0.2ms 1V
x Chan 1
0.2ms 0.5V
2ms CH1 2.7V DC
TIME
Figure 16. Pause detector
US
Main Menu
CO C
Vout
0 Cpause 00
D02AU1386
CH2 4.12V DC
Chan 1
20ms 0.2V
Chan 2
20ms 2V
TIME
CH2 4.08V DC
Chan 2
20ms 2V
Chan 3
20ms 0.2V
CH1 20mV1x0 ~
BWL
CH2
CH3
0.2V
x
10
=
20mV
x
10
~
CH4
5mV
x
10
~
T/div
20ms
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