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Internally stabilized voltage reference
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Drive signal for focus amplifiers with combined horizontal and vertical parabola waveforms (TDA4854)
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DC controllable inputs for Extremely High Tension (EHT) compensation
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SDIP32 package.
Synchronization
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Can handle all sync signals (horizontal, vertical, composite and sync-on-video)
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Output for video clamping (leading/trailing edge selectable by IC-bus), vertical blanking and protection blanking
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Output for fast unlock status of horizontal synchronization and blanking on grid 1 of picture tube.
Horizontal section
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IC-bus controllable wide range linear picture position, pin unbalance and parallelogram correction via horizontal phase
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Frequency-locked loop for smooth catching of horizontal frequency
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TV mode at 15.625 or 15.750 kHz selectable by IC-bus
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Simple frequency preset of f
min and fmax by external resistors
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Low jitter
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Soft start for horizontal and B+ control drive signals.
Vertical section
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IC-bus controllable vertical picture size, picture position, linearity (S-correction) and linearity balance
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Output for IC-bus controllable vertical sawtooth and parabola (for pin unbalance and parallelogram)
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Vertical picture size independent of frequency
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Differential current outputs for DC coupling to vertical booster
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50 to 160 Hz vertical autosync range.
East-West (EW) section
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IC-bus controllable output for horizontal pincushion, horizontal size, corner and trapezium correction
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Optional tracking of EW drive waveform with line frequency selectable by IC-bus.
Focus section of TDA4854
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IC-bus controllable output for horizontal and vertical parabolas
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Vertical parabola is independent of frequency and tracks with vertical adjustments
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Horizontal parabola independent of frequency
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Pre-correction of delay in focus output stage.