TDA7407D Datasheet, PDF (29/34 Pages) STMicroelectronics – ADVANCED CAR SIGNAL PROCESSOR

TDA7407D
Table 21. Fieldstrength Control (subaddress CH)
MSB
LSB
FUNCTION
D7
D6
D5
D4
D3
D2
D1
D0
0
0
0 VSBL at 29% REF 5V
0
0
1 VSBL at 33% REF 5V
0
1
0 VSBL at 38% REF 5V
0
1
1 VSBL at 42% REF 5V
1
0
0 VSBL at 46% REF 5V
1
0
1 VSBL at 50% REF 5V
1
1
0 VSBL at 54% REF 5V
1
1
1 VSBL at 58% REF 5V
0
0
0
1
) 1
0
t(s ¹
1
c ⁰
0
u ⁰
1
d ¹
0
ro ¹
1
P _t(s) ⁰
1
Noiseblanker Field strength Adj 2.3V
Noiseblanker Field strength Adj 1.8V
Noiseblanker Field strength Adj 1.3V
Noiseblanker Field strength Adj OFF
Quality Detector Coefficient a = 0.7
Quality Detector Coefficient a = 0.85
Quality Detector Coefficient a = 1.0
Quality Detector Coefficient a = 1.15
Multipath off influence on PEAK discharge
-1V/ms (at MPout = 2.5V
lete duc _{Table 22. Configuration (subaddress DH)}
so ^ro _MSB
b ^P _D7
D6
D5
D4
D3
D2
roduct(^{-sO) -bsOolete 0}
0
P _t(s) ¹
0
0
1
te ^c1
1
le ^{u 0}
d₁
bso Pro ₀
O _te¹
le ₀
0
o ₀
1
s₁
0
Ob¹
1
LSB
FUNCTION
D1
D0
Noise Rectifier Discharge Resistor
0
0 R = infinite
0
1 R = 56kΩ
1
0 R = 33kΩ
1
1 R =18kΩ
Multipath Detector Bandpass Gain
6dB
12dB
16dB
18dB
Multipath Detector internal influence
ON
OFF
Multipath Detector Charge Current 0.5µA
Multipath Detector Charge Current 1µA
Multipath Detector Reflection Gain
Gain = 7.6dB
Gain = 4.6dB
Gain = 0dB
disabled
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