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NJW1300B

SIGNAL PROCESSOR FOR COLOR TFT

s

GENERAL DESCRIPTION

The NJW1300B

is a color TFT signal processor which

include color signal modulator , count down circuit , RGB

demodulator , RGB interface , and common pole driver ,

required by color TFT signal processing after Y/C separator.

It corresponds broadcasting systems of both NTSC and

PAL , because it can select the down (1/525 or 1/625) by

the internal switch.

The NJW1300B

is suitable for TFT LCD panel and car

navigation systems.

s

FEATURES

q

Supply Voltage

5V

q

Y/C Separator Input

q

NTSC/PAL System (3.58MHz, 4.43MHz)

q

Unnecessary Adjustment of Oscillation Frequency

for Internal Count Down Circuit.

q

External One System Input for Analog RGB

q

Internal Enhancer Circuit

q

Internal GAMMA 1 Point Correction Circuit

q

Internal Color TFT Common Pole Driver

q

Bi-CMOS Technology

q

Package Outline

TQFP64

s

BROCK DIAGRAM

64

63

62

61

60

59

58

57

56

55

54

53

52

51

50

49

s

PACKAGE OUTLINE

NJW1300BFG1

s

PIN CONFIGURATION

1.VCOMAMP 23.VCC1

24.YINH

2.VCC3

25.CLAMPB

3.VCOMIN

4.VCOMCENT 26.YIN

27.EXTING1

5.VCOMFB

28.SW1

6.VCOMOUT

29.CLAMPG

7.VEE1

30.NC

8.ACCDET

31.EXTINR1

9.CIN

32.GAINR

10.IDENT

11.CLEANING 33.CRAMPR

34.CONTRAST

12.KILLER

35.GACLAMPR

13.COLOR

36.GAINB

14.TINT

37.GACLAMPG

15.APC

38.VG1

16.VCXO1

39.VG2

17.VCXO2

18.CHROMAOUT 40.GACLAMPB

41.SUBVG2R

19.RYIN

42.SUBVG2B

20.BYIN

43.SUBVG1R

21.PICTURE

44.SUBVG1B

22.EXTINB1

45.BRIGHT

46.FRP

47.VCC2

48.ROUT

49.VCENTER

50.GOUT

51.CDET

52.BOUT

53.REGOUT

54.LPF

55.VCOOUT

56.VCOIN

57.GND1

58.VS

59.GND2

60.SYNCIN

61.VDD

62.VD

63.HD

64.DIGREF

1

2

3

SYNCSEP

AFC

32f

H

vco

48

47

46

COMMON

DRIVER

4

5

6

7

8

9

V

COUNT DOWN

H

COUNT DOWN

ALT ALT ALT

AMP AMP AMP

45

44

43

42

41

40

39

GAMMA

CORRECT

GAMMA

CORRECT

GAMMA

CORRECT

REG

ACC

COLOR

PICTURE

10

11

12

13

14

15

16

IDENT

APC

KILLER

TINT

VCO

DEMOD

CLA

MP

GAIN

B

CLA

MP

CLA

MP

GAIN

R

38

37

36

35

34

33

MATRIX

CONT CONT CONT

RAST RAST RAST

INT/EXT SW

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

Ver.5

-1-

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