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STV2116A Datasheet(PDF) 11 Page - STMicroelectronics |
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STV2116A Datasheet(HTML) 11 Page - STMicroelectronics |
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11 / 24 page  ELECTRICAL CHARACTERISTICS (VCC =9V, Tamb =25 oC, unless otherwise specified) (continued) Symbol Parameter Test Conditions Min. Typ. Max. Unit RGB OUTPUTS (Pins 27-28-29) (continued) ∆VREL Relative Variation in Black Level between the three Channels - during Variation of Contrast(20dB) - during Variation of Brightness (total range) - during Variation of Vcc (+/-10%) Drive Max. 5 10 10 mV mV mV ∆VTemp Black Level Thermal Drift 1 mV/ oC Track Tracking between Luminance and Chrominance Signals From Max. contrast (0dB) to -10dB contrast 2dB Bwidth Bandwith of Output Signals at -3dB - CVBS Input (no SVHS) - CVBS Input (no SVHS) - Y Input SVHS Mode - RGB Inputs fOSC = 3.58MHz, Sharp Typ. fOSC = 4.43MHz, Sharp Typ. No trap Filter, Sharp Typ. 2.5 2.7 6 8 3.0 3.6 8 MHz MHz MHz MHz S/N Signal to Noise Ratio of Output (VPP/VRMS) 4.43MHz on Y/CVBS Input No signal on R-Y, B-Y inputs Contrast Max., Drive Max., Saturation Typ., Sharp Typ., Bandwidth 5MHz 50 dB Res Residual Frequency at 2 fOSC and Higher Harmonics PAL 10 50 mVPP FILTERS TUNING VOLTAGE VTUN1 Tuning Voltage Range (Pin 8) 3.2 to 4.8 V EXTERNAL CRYSTAL SELECTION (Pin 9) VLOW9 Low Level Voltage No load 0.02 0.1 V ILOW9 Low Level Current (input current) Low level voltage on Pin 9 70 100 µA VHIGH9 High Level Voltage No load 3.0 3.5 4.0 V IHIGH9 High Level Current (output current) High level voltage on Pin 9 70 100 µA Y DELAY LINE td1p Delay Time PAL 4.43MHz SVHS mode 330 370 410 ns td1n Delay Time NTSC 3.58MHz SVHS mode 370 410 450 ns td3p Delay Time PAL 4.43MHz CVBS mode 380 420 460 ns td3 Delay Time NTSC 3.58MHz CVBS mode 435 475 515 ns SHARPNESS CIRCUIT fSharp Center Frequency SVHS mode 2.5 MHz GSharp Gain Variation from Min. to Max. Sharp at fSharp 6dB Overshoot Amplitude Variation compared to B/W 2T pulse, Sharp Max. 150 % Pre-shoot Amplitude Variation compared to B/W 2T pulse, Sharp Max. -15 % After-shoot Amplitude Variation compared to B/W 2T pulse, Sharp Max. -40 % Coring Coring Range compared to B/W 10 % Y TRAP FILTER fTrap Trap Frequency -0.2 fOSC +0.2 MHz QTrap Trap Quality Factor (Q=1/(fo/f-3dB - f-3dB/fo)) Sharpness Min. Sharpness Max. 1.7 3 - - CRejPN Color Subcarrier Rejection PAL mode, Sharpness Min. NTSC mode, Sharpness Min. 18 18 dB dB CHROMINANCE BANDPASS fC Center Frequency -0.2 fosc +0.4 MHz QBP Bandpass Quality Factor 3.0 3.8 4.7 - STV2116A 11/24 |
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