TDA9875AH Philips Semiconductors, TDA9875AH Datasheet - Page 41

• Manufacturer Part Number: TDA9875AH
• Description: Digital TV Sound Processor DTVSP
• Manufacturer: Philips Semiconductors

Philips Semiconductors
10.3.8
This register is used to select the proper dematrixing characteristics as appropriate for the standard of the received
carrier and the related sound mode identification.
Table 28 Subaddress 11 (note 1)
Note
1. The default setting at power-up is 0000 0000.
Table 29 Dematrixing characteristics
Notes
1. CH1 input: audio signal from FM channel 1.
2. CH2 input: audio signal from FM channel 2.
3. For stereo Korea the dematrix applies 6 dB attenuation (see Table 7).
1999 Dec 20
Digital TV Sound Processor (DTVSP)
7 (MSB)
0 (LSB)
B2
0
0
0
0
1
1
BIT
B2
0
0
1
6
5
4
3
2
1
FM
B1
MATRIX REGISTER
0
0
1
1
0
0
NAME
B1
B7
B6
B5
B4
B3
B2
B1
B0
1
1
0
B0
0
1
0
1
0
1
CH1 input; note 1
CH2 input; note 2
CH1 input; note 1
CH2 input; note 2
2CH1 input
CH1 input
---------------------------------------------------------- -
VALUE
B0
0
1
0
0
0
0
0
0
L OUTPUT
+
2
CH2 input
default value
default value
default value
default value
default value
dematrixing characteristics (see Table 29)
CH2 input
41
CH2 input; note 2
CH1 input; note 1
CH2 input; note 2
CH2 input; note 2
CH1 input; note 1
CH1 input CH2 input
---------------------------------------------------------- -
R OUTPUT
–
2
75 s (M standard)
DE-EMPHASIS
DESCRIPTION
J17
off
mono 1
mono 2
dual
dual swapped
stereo Europe
stereo Korea; note 3
Product specification
TDA9875A
MODE