TDA7407D Datasheet, PDF (28/34 Pages) STMicroelectronics – ADVANCED CAR SIGNAL PROCESSOR

TDA7407D
Table 19. Noiseblanker (subaddress AH)
MSB
LSB
FUNCTION
D7
D6
D5
D4
D3
D2
D1
D0
0
0
0 Low Threshold 65mV
0
0
1 Low Threshold 60mV
0
1
0 Low Threshold 55mV
0
1
1 Low Threshold 50mV
1
0
0 Low Threshold 45mV
1
0
1 Low Threshold 40mV
1
1
0 Low Threshold 35mV
1
1
1 Low Threshold 30mV
0
0
0
1
) 1
0
t(s ¹
1
c ⁰
u ¹
d ₀
0
ro ^{) 0}
1
P _t(s ¹
0
1
1
Noise Controlled Threshold 320mV
Noise Controlled Threshold 260mV
Noise Controlled Threshold 200mV
Noise Controlled Threshold 140mV
Noise blanker OFF
Noise blanker ON
Over deviation Adjust 2.8V
Over deviation Adjust 2.0V
Over deviation Adjust 1.2V
Over deviation Detector OFF
lete duc _{Table 20. High Cut (subaddress BH)}
so ^ro _MSB
b ^P _D7
D6
D5
D4
D3
D2
t(s) ^{- sOolete 0}
c ^{b 0}
u¹
d ^{O 1}
ro ^{) - 0}
0
P _t(s ⁰
1
1
0
te ^{c 1}
1
le du 0
0
so ^{ro 0}
1
1
0
b P ₁
1
O _{lete 0}
Obso ¹
LSB
FUNCTION
D1
D0
0 High Cut OFF
1 High Cut ON
0
Max. High Cut 2dB
1
Max. High Cut 5dB
0
Max. High Cut 7dB
1
Max. High Cut 10dB
VHCH at 42% REF 5V
VHCH at 50% REF 5V
VHCH at 58% REF 5V
VHCH at 66% REF 5V
VHCL at 16.7% VHCH
VHCL at 22.2% VHCH
VHCL at 27.8% VHCH
VHCL at 33.3% VHCH
Strong Multipath influence on PEAK 18K
OFF
ON (18K Discharge if V_MPOUT <2.5V)
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