TDA7407_07 Datasheet, PDF (42/46 Pages) STMicroelectronics – Advanced car signal processor

Data byte specification
TDA7407
Note:
Table 24. Testing (subaddress FH) (continued)
MSB
LSB
Function
0
0
0
0
0
0
0
1
0
0
1
0
0
0
1
1
0
1
0
0
0
1
0
1
0
1
1
0
0
1
1
1
1
0
0
0
1
0
0
1
1
0
1
0
1
0
1
1
1
1
0
0
1
1
0
1
1
1
1
0
1
1
1
1
Testsignals at CASS_R
VHCCH
Level intern
Pilot magnitude
VCOCON; VCO Control Voltage
Pilot threshold
HOLDN
NB threshold
F228
VHCCL
VSBL
not used
not used
PEAK
not used
REF5V
not used
VCO
0
OFF
1
ON
Audioprocessor test mode
0
enabled if bit D5 of the subaddress(test
mode bit) is set to "1"
1
OFF
This byte is used for testing or evaluation purposes only and must not be set to other values
than the default "11111110" in the application!
Table 25. New quality / control (subaddress 10H)
MSB
LSB
Function
D7 D6 D5 D4 D3 D2 D1 D0
Reference generation
0 Internal Reference-Divider
1 External Reference Force
0
0
0
1
1
0
1
1
Quality Noise Gain
15dB
12dB
9dB
6dB
SC Clock Mode
0
Fast Mode
1
Normal Mode
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