參數(shù)資料
型號(hào): TDA9875
廠商: NXP SEMICONDUCTORS
元件分類: 消費(fèi)家電
英文描述: Digital TV Sound Processor DTVSP
中文描述: SPECIALTY CONSUMER CIRCUIT, PDIP64
文件頁數(shù): 6/92頁
文件大?。?/td> 279K
代理商: TDA9875
1998 Feb 13
6
Philips Semiconductors
Preliminary specification
Digital TV Sound Processor (DTVSP)
TDA9875
4
BLOCK DIAGRAM
Fig.1 Block diagram.
handbook, full pagewidth
MGK107
I
2
C-BUS
INTERFACE
INPUT SWITCH
AGC, ADC
FM (AM)
DEMODULATION
NICAM
DEMODULATION
TIMING
DETECTION DAC
SUPPLY
SOUND IF
(SIF)
IDENTIFICATION
DEMATRIX
NICAM
DECODER
AUDIO PROCESSING
SUPPLY DAC
REFERENCE
SUPPLY
DAC
SUPPLY
OPERATIONAL
AMPLIFIERS
LEVEL
ADJUST
PEAK
DETECTION
LEVEL
ADJUST
ADC(2)
DAC(2)
DAC(2)
TEST
TDA9875
MOL
DAC(2)
ANALOG
CROSSBAR
SWITCH
CLOCK
SIF2
SIF1
9
20
10
12
3
13
4
5
P1
P2
ADDR1
ADDR2
18
XTALI
17
XTALO
21
SYSCLK
SCL
SDA
I
2
C-BUS
AUDIO
INTERFACE
27
26
25
24
22
23
SDI1
SDI2
SDO1
SDO2
SCK
WS
DIGITAL
SUPPLY
DIGITAL
SELECT
15
64
14
49
16
VDDD1
VDDD2
VSSD1
VSSD2
CRESET
28
VSSA4
Vref3
VSSA3
VDDA3
Vref(n)
Vref(p)
Vref2
VSSG
VSSA2
VDDA2
PCAPL
PCAPR
30
38
43
54
CAPR2
44
CAPR1
45
CAPL1
41
CAPL2
LOL
LOR
SCOL2
SCOR2
SCOL1
SCOR1
42
52
51
62
63
48
47
Vtune
19
Iref
8
Vref1
11
VSSA1
6
VDDA1
7
NICAM
2
PCLK
1
MONOIN
EXTIL
EXTIR
SCIL2
SCIR2
SCIL1
31
32
37
29
36
34
SCIR1
33
55
35
46
39
40
61
MOR
60
AUXOL
58
AUXOR
57
TEST2
TEST1
59
56
53
50
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