Panasonic EURO 4 Chassis Technical Manual page 41

17.2. Features
The VDP3120
video processor which performs the entire video
display and deflection processing for 4:3 and 16:9
50/60Hz TVs.
This I.C. which is used to build the heart of a modern
colour TV contains the following features :
Video Decoding
:
4 composite inputs, 1 S-VHS input
:
Composite video & sync output
:
High quality A/D converters
:
Adaptive 2H comb filter Y/C separator
:
1H NTSC comb filter
:
Multi-standard colour decoder (1 crystal)
:
Multi-standard sync. decoder
:
Black line decoder
Video Processing
:
Horizontal scaling (0.25 to 4)
:
Panorama Vision
:
Black level expander
:
Dynamic peaking
VRT
CIN
Analogue
VIN1
Frontend
VIN2
VIN3
VIN4
AGC
2*8bit ADC
VOUT
20.25MHz
Clock Gen.
DCO
IC601 is a high-quality single-chip
2H
Adaptive
Comb
filter
VDP3120B
2
I C
:
:
RGB Processing
:
:
:
:
:
Deflection
:
:
:
:
Miscellaneous
:
:
:
:
:
:
Horizontal
Colour
Scaler
Decoder
PAL
Panorama
NTSC
Mode
SECAM
Sync. & Deflection
H/V/EW
41
Soft Limiter (gamma correction)
Colour transient improvement
Programmable RGB matrix
digital colour bus interface
additional analogue RGB / fast blank input
Half contrast switch
Picture frame generator
Scan velocity modulation output
High performance H/V deflection
Separate ADC for tube measurements
EHT compensation
One 20.25MHz crystal,
Embedded RISC controller (80 MIPS)
2
I C Bus Interface
Single 5V power supply
Submicron C-MOS technology
64 pin PSDIP package
Colour Bus
XREF
Display
Analogue
Processor
Backend
RGB Matrix
CLUT 3*10bit DAC
Tube Control
Scan Veloc.
RGB switch
Measurement
ADC
Sense
3DQDVRQLF
RGB/FB IN1
RGB/FB IN2
Half Contrast
RGB Out
SVM