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New Japan Radio - COLOR TFT SIGNAL PROCESSOR

Numéro de référence NJM2527
Description COLOR TFT SIGNAL PROCESSOR
Fabricant New Japan Radio 
Logo New Japan Radio 





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NJM2527 fiche technique
NJM2527
COLOR TFT SIGNAL PROCESSOR
s GENERAL DESCRIPTION
The NJM2527 is a color TFT signal processor.
It contains all function, like as Y/C separator circuit, color signal
de-modulator, synchronous separate circuit, RGB interface, and
sideblack control circuit, required by color TFT signal processing.
The NJM2527 keeps selecting NTSC/PAL with external VCXO
circuit TRAP circuit for each broadcasting.
s PACKAGE OUTLINE
NJM2527FR2
s FEATURES
q NTSC/PAL matching (Resemblance PAL de-modulation system)
q Internal Y/C separate circuit
q Input mode: Composite video signal, Y/C separate signal, External RGB signal
www.DataSqhIenetet4rnUa.lcsoymnchronous separate circuit (Liquid crystal panel PLL use)
q Internal black level insertion circuit (Use for aspect ratio change)
q Internal Gamma 2-point correction circuit
q Bipolar technology
q Package Outline QFP48-R2
s BLOCK DIAGRAM
GDET 1
GOUT 2
BDET 3
BOUT 4
FRP 5
48 47 46 45 44 43 42 41 40 39 38 37
1/2*VCC
2
GAMMA
CONTROL
GAMMA
CORRECT
GAMMA
CORRECT
GAMMA
CORRECT
GND1 6
SW 7
YCLAMP 8
HSYIN 9
SYNCOUT 10
MASK
BGPGE
N
SYNCIN 11
SYNCSE
P
REGOUT 12
REG
VCXO
13 14 15 16 17 18 19 20 21 22 23 24
s PIN CONFIGURATION
1 . GDET
25.VCXOIN(PAL)
2 . GOUT
26.VCXOOUT(PAL)
3 . BDET
27.PICTURE
4 . BOUT
28.VIDEOIN
5 . FRP
29.TRAP
36 GACLAMPR
6 . GND1
30.VCC1
35 EXTING
7 . SW
8 . YCLAMP
31.CONTRAST
32.GACLAMPB
34 GACLAMPG
33 EXTINB
9 . HSYIN
10.SYNCOUT
11.SYNCIN
33. EXTINB
34. GACLAMPG
35. EXTING
32 GACLAMPB
12.REGOUT
13.CIN
36. GACLAMPR
37.EXTINR
31 CONTRAST
14.ACCDET
38. VG1
30 VCC1
15.FADJ
16.KILLER
39. VG2
40. SUBVG1R
29 TRAP
17.CLEANING
18.IDENT
41. SUBVG1B
42. SUBVG2R
28 VIDEOIN
19.TINT
43. SUBVG2B
27 PICTURE
20.COLOR
21.PALPHASE
44. SIDEBLACK
45. BRIGHT
26 VCXOOUT(PAL)
25 VCXOIN(PAL)
22.VCXOIN(NTSC)
23.VCXOOUT(NTSC)
24.APC
46.VCC2
47. RDET
48. ROUT
Ver.3
-1-

PagesPages 30
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