tda9870ah NXP Semiconductors, tda9870ah Datasheet - Page 20

• Manufacturer Part Number: tda9870ah
• Description: Digital Tv Sound Processor Dtvsp
• Manufacturer: NXP Semiconductors

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FM/AM
I
I
2
2
part
S1
S2
SCART 1
SCART 2
external
DEMODULATOR
mono
FM/AM
DE-EMPHASIS
ADAPTIVE
DE-EMPHASIS
FIXED
DECODER
STEREO
ADC
6 dB
Fig.8 Audio signal flow diagram.
ADJUST
ADJUST
ADJUST
ADJUST
LEVEL
LEVEL
INPUT
LEVEL
INPUT
LEVEL
ADC
I
I
FM
2
2
S1
S2
DIGITAL
DIGITAL
DIGITAL
DIGITAL
DIGITAL
MATRIX
MATRIX
MATRIX
MATRIX
MATRIX
OUTPUT
ADJUST
OUTPUT
ADJUST
AUTOMATIC
LEVEL
LEVEL
GAIN
I
I
DAC
VOLUME
2
2
LEVEL
S1
S2
DAC
LOUDSPEAKER
PROCESSING
PROCESSING
HEADPHONE
CHANNEL
CHANNEL
DAC
DAC
ANALOG
ANALOG
ANALOG
MATRIX
MATRIX
MATRIX
Auxiliary
Main
I
I
2
2
S1
S2
BUFFER
BUFFER
BUFFER
0/ 3 dB
0/ 3 dB
0/ 3 dB
SCART 1
SCART 2
Line
MHB114