TDA7412 Datasheet, PDF (50/56 Pages) STMicroelectronics – CARRADIO SIGNAL PROCESSOR

TDA7412
9.6.21High-Cut (26)
MSB
D₇
D₆ D₅ D₄
0
0
1
1
0
0
0
1
1
0
1
1
0
1
LSB
D₃ D₂ D₁ D₀
High-Cut
0 off
1 on
00
01
10
11
max. High-Cut
2dB
5dB
7dB
10dB
VHCH to be at
0
42% REF5V
1
50% REF5V
0
58% REF5V
1
66% REF5V
VHCL to be at
16.7% VHCH
22.2% VHCH
27.8% VHCH
33.3% VHCH
Deemphasis Shift
On
Off
FUNCTION
9.6.22Fieldstrength Control (27)
MSB
LSB
D₇
D₆ D₅ D₄ D₃ D₂ D₁
D₀
FUNCTION
000
000
001
001
010
010
011
011
100
100
101
101
110
110
111
111
VSBL to be at
0 20.0% REF5V
1 23.3% REF5V
0 26.6% REF5V
1 30.0% REF5V
0 33.3% REF5V
1 36.6% REF5V
0 40.0% REF5V
1 43.3% REF5V
0 46.6% REF5V
1 50.0% REF5V
0 53.3% REF5V
1 56.6% REF5V
0 60.0% REF5V
1 63.3% REF5V
0 66.6% REF5V
1 70.0% REF5V
0
0
0
1
1
0
1
1
Quality Detector Coefficient
a=0.7
a=0.85
a=1.0
a=1.15
0
0
0
1
1
0
1
1
HCC-Level-Shift (only Level through MPD)
0.0V
500mV
1.0 V
1.5 V
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