TECHNICAL DATA
I
2
C
BUS CONTROLLED SINGLE CHIP
TV-
RECEIVER
The
KKA
8842 is I
2
C-bus controlled single chip TV processor which is intended to be applied in PAL,
NTSC, PAL/NTSC and multi-standard television receivers.
FEATURES
The following features are available:
鈥?/div>
Multi-standard vision IF circuit with an alignment-free PLL
demodulator without external components
鈥?/div>
Alignment-free multi-standard FM sound demodulator (4.5 MHz
to 6.5 MHz)
鈥?/div>
Audio switch
鈥?/div>
Automatic Volume Limiting
鈥?/div>
Flexible source selection with CVBS switch and Y(CVBS)/C input
so that a comb filter can be applied
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Integrated chrominance trap circuit
鈥?/div>
Integrated luminance delay line
鈥?/div>
Asymmetrical peaking in the luminance channel with a
(defeatable) noise coring function
鈥?/div>
PAL/SECAM/NTSC decoder
鈥?/div>
Base-band delay line for PAL and SECAM or chroma comb filter
for NTSC
鈥?/div>
Black stretching of non-standard CVBS or luminance signals
鈥?/div>
Integrated chroma band-pass filter with switchable centre
frequency
鈥?/div>
Dynamic skin tone control circuit
鈥?/div>
Blue stretch circuit which offsets colours near white towards blue
鈥?/div>
RGB control circuit with "Continuous Cathode Calibration" and
white point adjustment
鈥?/div>
Possibility to insert a "blue back" option when no video signal is
available
鈥?/div>
Horizontal synchronization with two control loops and alignment-
free horizontal oscillator
鈥?/div>
Vertical count-down circuit
鈥?/div>
Vertical driver optimised for DC-coupled vertical output stages
鈥?/div>
I
2
C-bus control of various functions
1
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