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TDA4887PS Fiches technique(PDF) 4 Page - NXP Semiconductors |
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TDA4887PS Fiches technique(HTML) 4 Page - NXP Semiconductors |
4 / 68 page 2001 Oct 19 4 Philips Semiconductors Product specification 160 MHz bus-controlled monitor video preamplifier TDA4887PS 4 QUICK REFERENCE DATA SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT VP supply voltage (pin 7) 7.6 8.0 8.8 V IP supply current (pin 7) − 25 30 mA VP(n) supply voltage; channels 1, 2 and 3 (pins 21, 18 and 15) 7.6 8.0 8.8 V IP(n) supply current; channels 1, 2 and 3 (pins 21, 18 and 15) − 20 25 mA Vi(n)(b-w) input voltage; channels 1, 2 and 3 (pins 6, 8 and 10) (black-to-white value) − 0.7 1.0 V Vo(n)(b-w)(max) maximum output voltage swing (black-to-white value); channels 1, 2 and 3 (pins 22, 19 and 16) maximum contrast; maximum gain; Vi(n)(b-w) = 0.7 V; RL =2kΩ 4.2 4.6 4.9 V Vo(n) output voltage level (pins 22, 19 and 16) 0.1 − VP(n) − 1V Io(n)(source)(M) peak output source current (pins 22, 19 and 16) during fast positive signal transients −40 −− mA Io(n)(sink)(M) peak output sink current (pins 22, 19 and 16) during fast negative signal transients −− 20 mA Vbl(n)(ref) black level reference voltage (pins 22, 19 and 16) typical values DC coupling control bit FPOL = 0 0.5 − 2.0 V AC coupling control bit FPOL = 1; no pedestal blanking 0.53 − 1.89 V tr(n) rise time of fast transients at signal outputs (pins 22, 19 and 16) − 2.7 − ns tf(n) fall time of fast transients at signal outputs (pins 22, 19 and 16) − 3.6 − ns δV o(n) overshoot/undershoot at signal outputs (pins 22, 19 and 16) input rise/fall times = 1 ns; maximum colour signal −− 10 % αct(f) crosstalk suppression by frequency f = 50 MHz 25 −− dB δ C contrast control: colour signal related to maximum colour signal −45 − 0dB ∆G track tracking of output colour signals of channels 1, 2 and 3 contrast control from maximum to minimum − 0 0.5 dB δG gain control related to maximum gain −13.5 − 0dB ∆V bl(n) brightness control (difference between video black level and reference black level at signal outputs related to maximum colour signal) control bit BRI = 0 −10 − +33 % ∆VDA(n) brightness control range (DAC output voltages for AC coupling or internal feedback reference voltage for DC coupling) from maximum to minimum; control bit BRI=1 −1.4 − 0V |
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