TDA7407 Datasheet, PDF (26/30 Pages) STMicroelectronics – ADVANCED CAR SIGNAL PROCESSOR

TDA7407
Fieldstrength Control (subaddress CH)
MSB
D7 D6 D5 D4 D3 D2
0
0
0
0
1
1
1
1
0
0
0
1
1
0
1
1
0
0
0
1
1
0
1
1
0
1
LSB
FUNCTION
D1 D0
0
0 VSBL at 29% REF 5V
0
1 VSBL at 33% REF 5V
1
0 VSBL at 38% REF 5V
1
1 VSBL at 42% REF 5V
0
0 VSBL at 46% REF 5V
0
1 VSBL at 50% REF 5V
1
0 VSBL at 54% REF 5V
1
1 VSBL at 58% REF 5V
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
Configuration (subaddress DH)
MSB
LSB
FUNCTION
D7 D6 D5 D4 D3 D2 D1 D0
Noise Rectifier Discharge Resistor
0
0 R = infinite
0
1 R = 56kΩ
1
0 R = 33kΩ
1
1 R =18kΩ
0
0
1
0
0
1
1
1
Multipath Detector Bandpass Gain
6dB
12dB
16dB
18dB
Multipath Detector internal influence
0
ON
1
OFF
0
Multipath Detector Charge Current 0.5µA
1
Multipath Detector Charge Current 1µA
0
0
0
1
1
0
1
1
Multipath Detector Reflection Gain
Gain = 7.6dB
Gain = 4.6dB
Gain = 0dB
disabled
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