www.cadeka.com
TMC2192
10 Bit Encoder
Features
• Multiple input formats
– 20 bit CCIR601
– 10 bit CCIR656
– 10 bit Digital Composite
• Synchronization modes
– Master
– Slave
– Genlock
– CCIR656
• Subcarrier modes
– Free-run
– Subcarrier reset
– Genlock
– DRS-lock
• Ancillary Data Control (ANC)
• Pixel rates from 10 MHz to 15 MHz
• Programmable horizontal timing
• Programmable vertical blanking interval (VBI)
• Line-by-line pedestal enable
• Programmable pedestal height from -20 IRE to 20 IRE
• Programmable burst amplitude and phase
• Controlled edge rates for
– Sync
– Burst
– Active video
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Programmable color space matrix
8:8:8 video reconstruction
Three 10 bit D/A’s with independent trim
Individual power down modes for each D/A
Multiple output formats
– S-video
– Composite
– Digital composite output
Pin-driven and data-driven, window keying
Closed Caption waveform generation (13.5 MHz only)
Sin(X)/X compensation filter
5 bit VBI line counter
3 bit field counter
Internal test pattern generation
– 100% Color Bars
– 75% Color Bars
– Modulated Ramp
Applications
• Broadcast Television
• Nonlinear Video Processing
Block Diagram
PD[23:0]
C BYP
LUMA
PRE-
PROCESSER
OL[4:0]
KEY
OVERLAY
MIXER
y
cb
cr
U
Gain
Adjustment
V
Chroma
Modulator
INTERP.
LUMA
R REF
C BYP
LUMA
LUMA
Y
INTERP.
CHROMA
R REF
CHROMA
COMP
CC
CVBS[9:0]
SYNC
INSERT
+
C BYP
KEY
MIX
INTERP.
COMPOSITE
RREF
COMP
DAC
REF.
FVHGEN
MPU
PDCIN/PDCOUT
HSOUT
VSOUT
LINE[4:0]
FLD[2:0]
VSIN
DCVEN\
PXCK
RESET
A[1:0]/SA[1:0]
SERB
D[7:0]
R/W\/SDA
CS/SCL
2194001a
VREF
HSIN
REV. 1.0.0 8/13/03
CADEKA [ CADEKA MICROCIRCUITS LLC. ]
