TDA7407D Datasheet, PDF (30/34 Pages) STMicroelectronics – ADVANCED CAR SIGNAL PROCESSOR

TDA7407D
Table 23. 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%
t(s ^:
:
:
::
1
1
1
1 31.0%
c _{Level Gain}
du ⁰
0
0
0
0dB
ro ⁰
0
0
1
0.66dB
P _t(s) ⁰
0
1
0
1.33dB
:
:
:
:
:
te ^{c 1}
1
1
1
10dB
sole ^{rodu Table 24. Testing (subaddress FH)}
MSB
LSB
FUNCTION
b ^P _D7
D6
D5
D4
D3
D2
D1
D0
- ^{O te Stereodecoder test signals}
) ^{le 0 OFF}
1 Test signals enabled if bit D5 of the
t(s ^{sosubaddress (test mode bit) is set to "1", too}
c ^{b 0}
External Clock
1
Internal Clock
du ^{O Testsignals at CASS_R}
ro ^{- 0}
0
0
0
VHCCH
) ₀
0
0
1
Level intern
P _{t(s 0}
0
1
0
Pilot magnitude
te ^{c 0}
0
1
1
VCOCON; VCO Control Voltage
le ^{u 0}
1
0
0
Pilot threshold
d ⁰
1
0
1
HOLDN
so ^{ro 0}
1
1
0
NB threshold
0
1
1
1
F228
b P1
0
0
0
VHCCL
O _te¹
0
0
1
VSBL
1
0
1
0
not used
le 1
0
1
1
not used
o1
1
0
0
PEAK
s1
1
0
1
not used
b₁
1
1
0
REF5V
O¹
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 appli-
cation!
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