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PDF STV2050A Data sheet ( Hoja de datos )
| Número de pieza | STV2050A | |
| Descripción | AUTOMATIC MULTISCAN DIGITAL CONVERGENCE PROCESSOR | |
| Fabricantes | STMicroelectronics | |
| Logotipo |  |
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STV2050A
AUTOMATIC MULTISCAN DIGITAL CONVERGENCE
PROCESSOR
s Multiscan 1H, 2H, HDTV and SVGA
applications
s 6 Convergence channels
s 14-bit embedded DACs
s 1 Focus channel
s Second order interpolation in vertical
direction
s Digital filtering in horizontal direction
s On-chip PLL
s On-chip video pattern generator
s Automatic compensation of temperature
drift and aging of external components
s Pattern and synchronisation signals for
optional optical sensor support
s Adjustable horizontal and vertical size
s Up to 7 different data sets
s Self-controlled power-on sequence
Package: PQFP80
Power Supply: 3.3 V
Tape and Reel: STV2050ATR
Figure 1. Functional Block Diagram
H/V
Sync
Frame
and
Line
Timebase
RAM
Security
Control
I²C Control
EEPROM
Interface
Horizontal
and
Vertical
Defection
Corrections
Focus
Pattern
Generator
HR
HG
HB
VR
VG
VB
Focus
R
G
B
September 2003
1/83
1 page  
STV2050A -
24 INDEX OF I²C BUS REGISTERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
5/83
2
5 Page 
Pin No.
77
78
79
80
Pin Name
POUT
PORC
PORB
PORA
Reset Status
and Remarks
HZ
Input
Figure 5. Pinout Diagram
STV2050A - GENERAL OVERVIEW
Description
Protection Pin Control
Normally used for electrical loop feedback detec-
tion. Can also be set as an inpout or an output.
SDAM
SCLM
GNDQ
GNDK
VCCQ
VCCK
SDAO
SDAI
SCLS
VBLK
TEST
VCCN
REST
ECLK
GNDN
VIDR
VIDG
VIDB
VCCD
GNDD
OSCL
GRES
GNDF
FILT
80
1
5
10
15
20
24
25
75 70
65
64 DAGV
DNGV
VCCB
DABV
60 DNBV
GNDB
OGAV
OGAH
GNDP
55 REFC
REFN
GNDI
DARH
DNRH
50 VCCA
DAGH
DNGH
GNDA
DABH
45 DNBH
VCCG
PQFP80
GNDG
VCCH
41 GNDH
30 35
40
11/83
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet STV2050A.PDF ] | |
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