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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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UPC1862GS датащи(PDF) 21 Page - Renesas Technology Corp |
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UPC1862GS датащи(HTML) 21 Page - Renesas Technology Corp |
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21 / 34 page  19 µPC1862 ELECTRICAL CHARACTERISTICS (at TA = 25 ±3 °C, RH ≤ 70 %, VCC = 5 V, unless otherwise specified) Chroma section Parameter Symbol Condition MIN. TYP. MAX. Unit Supply current ICC (C) VCC (C) = 5 V 17 21 25 mA of chroma section No current on pin 2, 14 and 15 ACC amplitude ACC1 Fluctuation of chroma output level at +6 dB –2.0 0 +2.0 dB characteristic 1 change of chroma input burst signal (0 dB = 150 mVp-p) ACC amplitude ACC2 Fluctuation of chroma output level at –20 dB –5.0 –1.0 +1.0 dB characteristic 2 change of chroma input burst signal (0 dB = 150 mVp-p) Color killer set point eKS Input level at killer ON with chroma input burst –45 –39 –33 dB sig. (0 dB = 150 mVp-p) being attenuated Color residual of color killer eKR Residual level of chroma output in Killer ON - - 15 mVp-p state when chroma input burst signal of 150 mVp-p is input Chroma output level ECOUT Chroma output level when chroma input burst 1.1 1.3 1.5 Vp-p signal of 150 mVp-p is input Color killer output ECKOH (1) High level of color killer output at color killer 2.7 3.5 - V High level (1) OFF IOH = –400 µA Color killer output ECKOH (2) High level of color killer output at color killer 3.5 4.0 - V High level (2) OFF IOH = –20 µA Color killer output ECKOL Low level of color killer output at color killer ON - 0.2 0.4 V Low level IOL = +2 mA APC lock-in range fP Frequency pulled by APC with chroma input ±400 ±600 - Hz burst frequency changed (fSC conversion) VCO control sensitivity βP Rate of variation of frequency when APC filter 8.0 10.0 12.0 Hz/mV pin is changed from –0.025 V to +0.025 V (fSC conversion) Phase variable range θCONT Amount of phase shift when voltage of phase ±40 ±55 - deg control pin is set at 2.5 V + 1 V VCO output level eVCOO VCO output level when chroma input burst 1.0 1.3 1.6 Vp-p signal of 150 mVp-p is input fSC output level eSCO fSCO output level when chroma input burst 210 300 390 mVp-p signal of 150 mVp-p is input Divider select voltage VDIVSL 1/4 freq. division if VDIVS < VDIVSL - - 0.5 V VDIVSH EXT IN with VDIVS : OPEN 4.5 - - V 1/8 freq. division if VDIVSH < VDIVS NTSC/PAL select voltage VN/PT fV = 60 Hz if VN/P < VN/PT 1.7 2.0 2.3 V fV = 50 Hz if VN/PT < VN/P |
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