參數(shù)資料
型號: TDA9875AH/V2,557
廠商: NXP SEMICONDUCTORS
元件分類: 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP64
封裝: PLASTIC, QFP
文件頁數(shù): 56/96頁
文件大?。?/td> 324K
代理商: TDA9875AH/V2,557
1999 Dec 20
6
Philips Semiconductors
Product specication
Digital TV Sound Processor (DTVSP)
TDA9875A
4
BLOCK DIAGRAM
handbook, full pagewidth
MHB598
I2C-BUS
INTERFACE
INPUT SWITCH
AGC, ADC
FM (AM)
DEMODULATION
SUPPLY
SOUND IF
(SIF)
IDENTIFICATION
A2/SATELLITE
DECODER
AUDIO PROCESSING
SUPPLY
SCART,
DAC,
ADC
LEVEL
ADJUST
NICAM
DEMODULATION
NICAM
DECODER
LEVEL
ADJUST
PEAK
DETECTION
ADC
(2)
DAC
(2)
DAC
(2)
TEST
MOL
DAC
(2)
ANALOG
CROSSBAR
SWITCH
CLOCK
SIF2
SIF1
9 (1)
20 (12)
10 (2)
12 (4)
3 (59)
13 (5)
4 (60)
5 (61)
P1
P2
ADDR1
ADDR2
18 (10)
XTALI
19 (11)
XTALO
21 (13)
SYSCLK
SCL
SDA
I2S-BUS
INTERFACE
27 (19)
26 (18)
25 (17)
24 (16)
22 (14)
23 (15)
SDI1
SDI2
SDO1
SDO2
SCK
WS
DIGITAL
SUPPLY
DIGITAL
SELECT
15 (7)
64 (56)
35 (27)
17 (9)
16 (8)
VDDD1
VDDD2
VSSD3
VSSD4
CRESET
14 (6)
49 (41)
VSSD1
VSSD2
28 (20)
Vref3
Vref(n)
Vref(p)
VDEC2
VDDA
PCAPL
PCAPR
30 (22)
(51) 59
(30) 38
(46) 54
PCLK
NICAM
(57) 1
(58) 2
LOL
LOR
SCOL2
SCOR2
SCOL1
SCOR1
(44) 52
(43) 51
(54) 62
(55) 63
(40) 48
(39) 47
Iref
(64) 8
Vref1
(3) 11
VSSA1
(62) 6
VDEC1
(63) 7
MONOIN
EXTIL
EXTIR
SCIL2
SCIR2
SCIL1
(23) 31
(29) 37
(21) 29
(24) 32
(28) 36
(26) 34
SCIR1
(25) 33
(47) 55
(31) 39
(32) 40
(53)
61
MOR
(52)
60
AUXOL
(50)
58
AUXOR
(49)
57
TEST2
TEST1
i.c.
(34) 42
i.c.
(33) 41
i.c.
(36) 44
i.c.
(37) 45
VSSA3
VSSA2
Vref2
(38) 46
(45) 53
(35) 43
(48) 56
VSSA4
(42) 50
TDA9875A
(TDA9875AH)
Fig.1 Block diagram.
The pin numbers given in parenthesis refer to the TDA9875AH version.
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