參數(shù)資料
型號: TDA9870A
廠商: NXP SEMICONDUCTORS
元件分類: 消費家電
英文描述: Digital TV Sound Processor DTVSP
中文描述: SPECIALTY CONSUMER CIRCUIT, PDIP64
封裝: SHRINK, PLASTIC, DIP
文件頁數(shù): 18/88頁
文件大小: 362K
代理商: TDA9870A
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1
P
P
D
T
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Fig.6 Audio signal flow diagram.
o
MHB114
SCART 1
SCART 2
FM/AM
part
external
ADC
6 dB
mono
FM
LEVEL
ADJUST
ADC
LEVEL
ADJUST
DAC
I
2
S2
OUTPUT
LEVEL
ADJUST
DAC
GAIN
DAC
Main
Auxiliary
Line
SCART 1
SCART 2
I
2
S1
I
2
S2
DAC
DIGITAL
MATRIX
DIGITAL
MATRIX
BUFFER
0/
+
3 dB
BUFFER
0/
+
3 dB
BUFFER
0/
+
3 dB
ANALOG
MATRIX
ANALOG
MATRIX
ANALOG
MATRIX
I
2
S1
OUTPUT
LEVEL
ADJUST
DIGITAL
MATRIX
DIGITAL
MATRIX
DIGITAL
MATRIX
AUTOMATIC
VOLUME
LEVEL
LOUDSPEAKER
CHANNEL
PROCESSING
HEADPHONE
CHANNEL
PROCESSING
STEREO
DECODER
FIXED
DE-EMPHASIS
ADAPTIVE
DE-EMPHASIS
FM/AM
DEMODULATOR
I
2
S1
INPUT
LEVEL
ADJUST
I
2
S2
INPUT
LEVEL
ADJUST
I
2
S1
I
2
S2
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