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SDA SCL A0

55

52

53

CONTROL

ADC

ADC

99, 100, 1, 2,

6, 7, 8

9, 11, 12, 13,

14, 16, 17

80

78

IA

I0 to I6

QA

AGC

Q0 to Q6

SDAT

SCLT

TDI

64

71

65

TUNER

SWITCH

DATA I/O

EXPANDER

OSCILLATOR

AND PLL

LOCK

DETECTORS

BOUNDARY SCAN TEST

INT

54

OUTSD

98

POR

39

DISCTRL

91

P0 to P5

24, 23, 22,

21, 27, 26

TDO

70

XTALO

86

TCK

63

TMS

69

TRST

62

XTALI

85

COARSE

AGC

DTO

CONTROL

DTO

CONTROL

CARRIER RECOVERY

(PHASE LOOP)

CARRIER RECOVERY

(AFC LOOP)

POWER-ON

RESET

DISEQC AND

TONE BURST

INTERRUPT

CONTROL

GENERAL PURPOSE

Σ∆ CONVERTER

FINE AGC

CONTROL

SYNCHRONIZATION

58

57

56

VLOCK

DLOCK

RSLOCK

CLOCK

RECOVERY

MUX

MUX

TDA8083

ANTI-ALIASING FILTERING

INTERPOLATION

SQUARE-ROOT RAISED-COSINE

ANTI-ALIASING FILTERING

INTERPOLATION

SQUARE-ROOT RAISED-COSINE

DIGITAL

PHASE

ROTATOR

DIGITAL

PHASE

ROTATOR

FINE

AGC

28

PDOCLK

49

4

PDOVAL

TPLL

50

PDOSYNC

29, 30,

31, 33,

34, 35,

38, 45

PDO0

to PDO7

48

PDOERR

94

61

TEST

20

PRESET

FCE353

Fig.1 Block diagram.