TDA7407 Datasheet, PDF (27/30 Pages) STMicroelectronics – ADVANCED CAR SIGNAL PROCESSOR

TDA7407
Stereodecoder Adjustment (subaddress EH)
MSB
LSB
FUNCTION
D7 D6 D5 D4 D3 D2 D1 D0
Roll Off Compensation
0
0
0
0 not allowed
0
0
0
1 7.2%
0
0
1
0 9.4%
:
:
:
::
0
1
0
0 13.7%
:
:
:
::
0
1
1
1 20.2%
1
0
0
0 not allowed
1
0
0
1 19.6%
1
0
1
0 21.5%
:
:
:
::
1
1
0
0 25.3%
:
:
:
::
1
1
1
1 31.0%
Level Gain
0
0
0
0
0
0
0
1
0dB
0.66dB
0
0
1
0
1.33dB
:
:
:
:
:
1
1
1
1
10dB
Testing (subaddress FH)
MSB
LSB
FUNCTION
D7 D6 D5 D4 D3 D2 D1 D0
Stereodecoder test signals
0 OFF
1 Test signals enabled if bit D5 of the subaddress
(test mode bit) is set to "1", too
0
External Clock
1
Internal Clock
Testsignals at CASS_R
0
0
0
0
VHCCH
0
0
0
1
Level intern
0
0
1
0
0
0
1
1
Pilot magnitude
VCOCON; VCO Control Voltage
0
1
0
0
Pilot threshold
0
1
0
1
HOLDN
0
1
1
0
NB threshold
0
1
1
1
F228
1
0
0
0
VHCCL
1
0
0
1
VSBL
1
0
1
0
not used
1
0
1
1
not used
1
1
0
0
PEAK
1
1
0
1
not used
1
1
1
0
REF5V
1
1
1
1
not used
VCO
0
OFF
1
ON
Audioprocessor test mode
0
enabled if bit D5 of the subaddress
(test mode bit) is set to "1"
1
OFF
Note : This byte is used for testing or evaluation purposes only and must not be set to other values than the default "11111110" in the application!
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