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NTE7150 Datasheet(PDF) 5 Page - NTE Electronics |
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NTE7150 Datasheet(HTML) 5 Page - NTE Electronics |
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5 / 8 page 
AC Characteristics (Cont’d): VCC = 9V, Logic VCC = 3.3V, TA = +25°C unless otherwise specified) Parameter Test Conditions Min Typ Max Unit Chroma Section 2 (Cont’d) (SECAM) BELL Filter fo Control Range Data = 07 70 105 140 kHz Data = 00 –175 –140 –105 kHz PLL Pull–In Range High 4.75 5.0 5.5 MHz Low 3.0 3.7 3.9 MHz Black Level Offset Voltage –15 0 +15 mV Black Level Offset Adjustment Maximum 19 24 29 mV Minimum –31 –28 –25 mV SECAM Color Difference Amplitude –1.0 –1.8 –2.5 dB Adjustment Gain –2.0 –1.0 –0.5 dB –0.5 0 +0.5 dB 0.5 1.0 1.5 dB TEXT/Matrix Section RGB Maximum Output Measure maximum output voltage from Pin16 when WPL is OFF 7.3 7.7 8.8 V Color Difference Input Dynamic Range Measure input dynamic range at Pin37 and Pin38 1.6 2.0 2.3 VP–P Relative Amplitude Input PAL rainbow signal. Measure G/B in the color difference output mode selected by bus on RGB output pins. 0.31 0.37 0.42 Relative Phase Input PAL rainbow signal. Measure q (G) – q (B) in the color difference output mode selected by bus on RGB output pins. 230 237 245 DEG Color Control Characteristics Maximum Gain 18.0 19.5 21.0 dB Center Gain –9 –7 –5 dB Minimum Gain –80 –50 –40 dB Maximum Gain Voltage 3.2 3.5 3.8 V Minimum Gain Voltage 2.2 2.5 2.8 V Contrast Control Characteristics Maximum Gain 3.5 5.0 6.5 dB Minimum Gain –16 –14 –12 dB Maximum Gain Voltage 2.2 2.5 2.8 V Minimum Gain Voltage 1.2 1.5 1.8 V Brightness Control Characteristics Maximum Voltage No Y input (AC GND). Data = FFH. Measure DC 3.2 3.5 3.8 V Center Voltage voltage at Pin18 during trace period. Data = 80H. Measure DC voltage at Pin18 during trace peri- 1.8 2.0 2.2 V Minimum Voltage od. Data = 00H. Measure DC voltage at Pin18 during trace period. 0.2 0.5 0.8 V Control Voltage Measure DC voltage at Pin18 during trace period when V53 = 1V. 0.7 1.0 1.3 V Measure DC voltage at Pin18 during trace period when V53 = 1V. 2.7 3.0 3.3 V Brightness Tracking Measure DC voltage difference between R, G, and B outputs of brightness data = 40H. –0.2 0 +0.2 V WPL Voltage Measure maximum output voltage from Pin18 when WPL is ON. 5.7 6.0 6.3 V |
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