tda9874h NXP Semiconductors, tda9874h Datasheet - Page 30

• Manufacturer Part Number: tda9874h
• Description: Digital Tv Sound Demodulator/decoder
• Manufacturer: NXP Semiconductors

Philips Semiconductors
7.3.17
This register is used to define both the signal source to be output at the analog outputs and the output channel selector
mode.
The DAC outputs are automatically muted, in case one of the analog inputs is selected for output.
The position
The default setting at power-up is 0000 0000.
Table 42 Analog output select register (subaddress 20)
Table 43 Description of the analog output select register bits
Table 44 Output channel selection mode
Table 45 Signal source selection
2000 Jun 26
Digital TV sound demodulator/decoder
CSM2
SS1
BIT
7
7
6
5
4
3
2
1
0
0
0
0
0
1
0
1
1
A
NALOG OUTPUT SELECT REGISTER
L
------------- -
+
2
R
SYMBOL
CSM2
CSM2
CSM1
CSM0
CSM1
of the matrix applies only to the DAC outputs, it is not available for analog input signals.
SS1
SS0
SS0
6
0
0
1
1
0
0
0
1
this bit is not used and should be set to logic 0
Output channel selection mode: these bits select the output channel selection mode
(see Table 44).
these bits are not used and should be set to logic 0
signal source: these bits select the signal source (see Table 45)
DAC
external input
mono input
CSM1
CSM0
5
0
1
0
1
0
CSM0
4
L OUTPUT
30
R input
R input
L input
L input
L
------------- -
+
2
R
SIGNAL SOURCE
3
DESCRIPTION
2
SS1
R OUTPUT
1
R input
R input
L input
L input
L
------------- -
Product specification
+
2
TDA9874H
R
SS0
0