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H-LCD2000Service Manual
VPC3230
The
VPC 32
3xD/32
4xD is a high-q
4:3
and 16:9
, 50/60
and 100/120 H
Fea
tures
High-pe
rformanc
peaking
Multi-standard color decoder PAL/NTSC/SECAM including all sub standards
Four CVBS, one S-VHS input, one CVBS output
Two RGB/YCrCb component inputs, one Fast Blank (FB) input
Integrated high-quality A/D converters and associated clamp and AGC circuits
Multi-standard sync processing
Linear horizontal scaling (1/4 ~4), as well as non-linear horizontal scaling 'panorama
vision'
Peaking, contrast, brightness, color saturation and tint for RGB/YCrCb and
CVBS/S-VHS
Display and deflection control (VPC 324xD)
High-quality soft mixer controlled by Fast Blank
PIP processing for four
15 predefined PIP display configurations and expert mode (fully programmable)
Control interface for external field memory
2
I
C-Bus Interface
One 20.25 MHz crystal, few external components
Pin Function
Pin
Name
1～3
R1G1B1IN
4～6
R2G2B2IN
7， 64， 30，
11 ， 12 ，
25 ， 35 ，
GND
65 ， 77 ，
46 ， 51 ，
68，80
8
NC
9
VSUPCAP
10 ， 29 ，
36 ， 45 ，
V33
5
2
59 ， 69 ，
AVCC
76
13
SCL
14
SDA
15
RESQ
uality, single
z TV sets.
e adaptive 4
H comb filter Y/C s
picture sizes (1/4,1/9,1/16,1/32of normal size)
Function
Analog Component Input 1
Analog Component Input 2
Analog Shield GNDF
Not connected
Supply Voltage, Digital Decoupling Circuitry
Supply Voltage, Digital Circuitry
Supply Voltage
I2C Bus Clock
I2C Bus Data
Reset Input, Active Low
57
-chip video front-end, which is targeted for
eparator with adjustable vertical
22
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