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TDA4853 Datasheet(PDF) 19 Page - NXP Semiconductors |
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TDA4853 Datasheet(HTML) 19 Page - NXP Semiconductors |
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19 / 60 page  1999 Jul 13 19 Philips Semiconductors Product specification I2C-bus autosync deflection controllers for PC/TV monitors TDA4853; TDA4854 Phase adjustments and corrections via PLL1 and PLL2 HPOS horizontal position (referenced to horizontal period) register HPOS = 0 −−13 − % register HPOS = 127 − 0 − % register HPOS = 255 − 13 − % HPINBAL horizontal pin unbalance correction via HPLL2 (referenced to horizontal period) register HPINBAL = 0; control bit HPC = 0; note 6 −−0.8 − % register HPINBAL = 15; control bit HPC = 0; note 6 − 0.8 − % register HPINBAL = X; control bit HPC = 1; note 6 − 0 − % HPARAL horizontal parallelogram correction (referenced to horizontal period) register HPARAL = 0; control bit HBC = 0; note 6 −−0.8 − % register HPARAL = 15; control bit HBC = 0; note 6 − 0.8 − % register HPARAL = X; control bit HBC = 1; note 6 − 0 − % HMOIRE relative modulation of horizontal position by 0.5fH; phase alternates with 0.5fV register HMOIRE = 0; control bit MOD = 0 − 0 − % register HMOIRE = 31; control bit MOD = 0 − 0.05 − % HMOIREoff moire cancellation off control bit MOD = 1 − 0 − % PLL2 phase detector: pins HFLB and HPLL2 φPLL2 PLL2 control (advance of horizontal drive with respect to middle of horizontal flyback) maximum advance; register HPINBAL = 07; register HPARAL = 07 36 −− % minimum advance; register HPINBAL = 07; register HPARAL = 07 − 7 − % Ictrl(PLL2) PLL2 control current − 75 −µA Φ PLL2 relative sensitivity of PLL2 phase shift related to horizontal period − 28 − mV/% VPROT(PLL2)(max) maximum voltage for PLL2 protection mode/soft start − 4.4 − V Ich(PLL2) charge current for external capacitor during soft start VHPLL2 < 3.7 V − 1 −µA HORIZONTAL FLYBACK INPUT: PIN HFLB Vpos(HFLB) positive clamping voltage IHFLB =5mA − 5.5 − V Vneg(HFLB) negative clamping voltage IHFLB = −1mA −−0.75 − V Ipos(HFLB) positive clamping current −− 6mA Ineg(HFLB) negative clamping current −−−2mA Vsl(HFLB) slicing level − 2.8 − V SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT |
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