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NTE7150 Datasheet(PDF) 2 Page - NTE Electronics |
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NTE7150 Datasheet(HTML) 2 Page - NTE Electronics |
2 / 8 page Recommended Operating Conditions (Cont’d): Parameter Test Conditions Min Typ Max Unit Video Input Signal Level Composite Video Signal Amplitude 0.7 1.0 1.2 VP–P Chroma Input Signal Level PAL/NTSC Chroma Input 100 200 300 mVP–P SECAM Chroma Input 50 100 150 mVP–P Sync Input Signal Level Composite Video Signal Amplitude 1.0 2.0 2.5 VP–P Text Input Signal Level 0.5 0.7 1.0 VP–P FBP Width 11 12 13 µs FBP Input Current 0.3 1.0 1.3 mA RGB Output Current – 1.0 2.0 mA H. Out Output Current – 3.0 5.0 mA VP Output Current – 1.0 2.0 mA DC Characteristics: VCC = 9V, Logic VCC = 3.3V, TA = +25°C unless otherwise specified) Parameter Test Conditions Min Typ Max Unit Supply Current Logic VCC (Pin4) = 3.3V 10 20 28 mA Video/Chroma VCC Turned OFF 15 30 40 mA H. VCC (Pin5) = 9V 10 20 28 mA Video/Chroma VCC Turned OFF 15 30 40 mA TEXT Section VCC (Pin19) = 9V 15 31 44 mA SECAM Section VCC (Pin36) = 9V 10 18 25 mA Chroma Section VCC (Pin50) = 9V 12 27 38 mA Video Section VCC (Pin59) = 9V 17 37 52 mA Terminal Voltage Pin2 7.2 7.4 7.8 V Pin16, Pin17, and Pin18 (In Mute Mode) 1.7 2.0 2.3 V Pin22, Pin23, and Pin24 (Uni–Color DAC center) 3.3 3.8 4.2 V Pin63 (Apply 5V with 5.1k Ω Resistor, Measure DC Output Voltage at Trace Period) 3.1 3.5 3.9 V AC Characteristics: VCC = 9V, Logic VCC = 3.3V, TA = +25°C unless otherwise specified) Parameter Test Conditions Min Typ Max Unit Video Section Y Input Dynamic Range Upper Measure dynamic range above the pedestal level 0.7 1.0 1.3 VP–P Lower Measure dynamic range below the pedestal level 0.0 0.3 0.5 VP–P Y Input Impedance Measure input impedance of Pin60 100 130 – k Ω Y Input Clamp Voltage Measure DC voltage at Pin60 when Y input connected to AC GND. 2.5 2.8 3.1 V Maximum Y Gain 15.0 17.5 23.0 dB Y Frequency Bandwidth 8 10 15 MHz Black Stretching Amp Maximum Gain 1.3 1.4 1.5 Black Stretching Start Point 40 50 65 IRE DC Restoration Ratio 97 100 103 % Black Stretching Start Voltage 3.2 3.3 3.6 V Delay Time of Sharpness Circuit Measure difference in Y output signal delay time between sharpness SW turned ON and OFF. 115 125 135 ns |
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