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Digital Decoder (IC401: VPC3230D)
CIN
VIN1
VIN2
VIN3
VIN4
VOUT
Analog
Front-end
AGC
2XADC
Adaptive
Comb
Filter
NTSC
PAL
Colour
Decoder
Saturation
Tint
NTSC
PAL
SECAM
Cr
Cb
Y
Mixer
Cr
Cb
Y
2D Scaler
RIP
Contrast
Brightness
Peaking
Output
Formatter
ITU-R 656
ITU-R 601
Memory
Control
YOUT
Cr,Cb
OUT
YCOE
FIFO
CNTL
RGB/
YCrCb
FB
RGB/
YCrCb
Analog
Component
Front-End
4XADC
Y/G
Processing
Matrix
Contrast
Saturation
Brightness
Tint
U/B
U/R
FB
Y
Cr
Cb
FB
I
2
CBus
Sync
+
Clock
Generation
Clock
Gen.
CL Clock
H Sync
V Sync
AVO
20.25MHz
I
2
CBus
■
IC Block Diagrams
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3D Y/C Separation / Noise Reduction (IC7101: UPD64082GF)
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