935261222557 Просмотр технического описания (PDF) - Philips Electronics

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935261222557

ATSC 8-VSB demodulator and decoder

Philips Electronics 

Philips Semiconductors

ATSC 8-VSB demodulator and decoder

BLOCK DIAGRAM

Preliminary specification

TDA8960

handbook, full pagewidth

EQLOCKINDIC

LOCKINDIC

53 54

LOCK

DETECTORS

AGCOUT

56

ADIN0 to ADIN9

1 to 8, 11, 12

RESET

27

RSTAN

DIGITAL FRONT-END(1)

61

TRSDO

SERIAL

62

TRSTB

DAC

63

INTERFACE

TRCS

64

TRLD

TRELLIS DECODER

TDA8960

SYNCHRO-

NIZATION

DE-INTERLEAVER

REED SOLOMON DECODER

17

TDI

21

TDO

BOUNDARY

SCAN TEST

20

18

TRST

TMS

19

TCK

DE-RANDOMIZER

FIFO

13

A0

16

I2C-BUS

A1

14

INTERFACE

SCL

15

SDA

23, 34, 30, 38,

31 to 33

45, 57, 49,55,

35 to 37

9, 26,

10, 28,

59

29

39, 40 22

24

25

41, 60

42, 58

CLK

DATACLK

ERROR SOP DATAVALID VSSD1 to VSSD8

DATA7 to DATA0

VDDD1 to VDDD8

MGR598

(1) The digital front-end consists of the following circuits:

- Fine AGC

- Carrier recovery

- Half Nyquist filter

- Symbol timing recovery

- Sync recovery and pilot removal

- Adaptive equalization.

Fig.1 Block diagram.

1999 Jun 14

5

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