TDA7400D View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
TDA7400D Datasheet PDF : 28 Pages
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TDA7400D
Stereodecoder Adjustment (subaddress EH)
MSB
LSB
FUNCTION
D7 D6 D5 D4 D3 D2 D1 D0
Roll Off Compensation
0
0
0 not allowed
0
0
1 19.6%
0
1
0 21.5%
:
:
::
1
0
0 25.3%
:
:
::
1
1
1 31.0%
0
0
0
0
0
0
0
1
0
0
1
0
:
:
:
:
1
1
1
1
Level Gain
0dB
0.66dB
1.33dB
:
10dB
1
must be "1"
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
0
0
0
0
0
0
0
1
0
0
1
0
0
0
1
1
0
1
0
0
0
1
0
1
0
1
1
0
0
1
1
1
1
0
0
0
1
0
0
1
1
0
1
0
1
0
1
1
1
1
0
0
1
1
0
1
1
1
1
0
1
1
1
1
Testsignals at CASS_R
VHCCH
Level intern
Pilot magnitude
VCOCON; VCO Control Voltage
Pilot threshold
HOLDN
NB threshold
F228
VHCCL
VSBL
not used
not used
PEAK
not used
REF5V
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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