TDA7405_04 STMICROELECTRONICS [STMicroelectronics], TDA7405_04 Datasheet - Page 54

• Manufacturer Part Number: TDA7405_04
• Description: EQUALIZER CARRADIO SIGNAL PROCESSOR
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

TDA7405
Table 37. Stereodecoder Configuration (30)
Note: 1. Using the Multipath Time-Constants for Stereo-Bland and High-Cut
Table 38. Testing Stereodecoder(31)
Note : This byte is used for testing or evaluation purposes only and must not set to other values than "11111100" in the application
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MSB
MSB
D
D
0
0
1
1
0
1
7
7
D
D
0
1
0
1
0
1
6
6
D
D
0
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
5
5
D
D
0
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
4
4
D
D
0
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
3
3
D
D
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
2
2
D
D
0
1
1
x
0
1
1
1
LSB
LSB
D
D
0
1
1
0
1
x
0
0
Main Testmode
off
on
Stereodecoder Testmode
off
on
Testsignals
F228
NB threshold
Level for Stereo-Blend
Pilot magnitude
VHCCL
Pilot threshold
VHCCH
REF5V
HOLDN
NB Peak
AM-Rectifier
VCOCON; VCO Control Voltage
VSBL
Pilot threshold
Level for High-Cut
REF5V
Audioprocessor Oscillator
Off
On
Disable Noiseblanker @ FS > 2.5V
On
Off
Multipath Influence on High-Cut
On
Off
Multipath Influence on Stereo-Blend
On
Off
Level-Input over Multipath-Detector
On
Off
Dual MPX Mode
On
Off
Weak-Signal-Mute
on
off
WSMute Threshold
0.3 V
0.5V
WS-Mute-Depth
-20 dB
-24 dB
-28 dB
-32 dB
FUNCTION
FUNCTION
1