NTE1727 Integrated Circuit TV Signal Processor Description: The NTE1727 is an integrated circuit designed for color TV deflection signal processing circuits. It can be operated with a 12V power supply and is suitable for compact and medium–sized color TV sets. Features: D Built–In Vertical Deflection Driver Circuit D Incorporating Vertical and Horizontal Oscillator Circuit, Operations Highly Stable Against Changes in sSupply Voltage and Temperature. D Highly Stable Synchronous Separation Circuit Against Noise D Built–In High Tension Protector Circuit (X–Ray Protection) D 12V Supply Voltage Operation Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Supply Voltage V7–9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10.5V V15–9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14.4V Circuit Voltage V1–9, V12–9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to 10V V10–9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to V15–9 V17–9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to 6V V18–9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –3V to 2V Supply Current I7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16mA I15 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23mA Circuit Current I2, I4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –3mA to 3mA I3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –5mA to 0mA I5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –1mA to 1mA I6, I8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –30mA to 0mA I12 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –2mA to 1mA I13 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0mA to 30mA Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500mW Operating Ambient Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +70°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +150°C Note 1. + and – are flow–in and flow–out currents to/from the circuit, respectively. Electrical Characteristics: (TA = +25°C unless otherwise specified) Parameter Symbol Circuit Current Test Conditions Min Typ Max Unit I7 Apply 12V with 200 to Pin7 7.5 12.0 15.5 mA I15 V15–9 = 12V 18 25 33 mA 0.73 – 0.86 V fVO = 40Hz to 60Hz, 0.7VP–P or more – – 6 V VCC 1 = 12V, ROSC(V) = 9.5kΩ 47 50 53 Hz fVO |9.6V to fVO| 14.4V 0 1.0 1.3 Hz Protector Operating Voltage V5–9 Oscillation Starting Voltage (V • Osc) VOSC–s(1) Vertical Oscillation Frequency Apply 12V with 200 to pin7 fVO DfVO/VCC fVO Change with Supply Voltage Pulse Width (V • Osc) t VCC 1 = 12V, ROSC(V) = 9.5kΩ 420 600 780 µs Vertical Pull–In Range fVP VCC 1 = 12V, ROSC(V) = 9.5kΩ – 43 47 Hz Vertical Sawtooth Wave Amplification V(saw) VCC 1= 12V, ROSC(V) = 9.5kΩ 0.9 1.2 1.5 VP–P fVO Change with Ambient Temperature DfVO/TA TA = –20° to +70°C – 0.8 – Hz/°C V(saw) Change with Ambient Temperature DV(saw)/TA TA = –20° to +70°C – – 30 mVP–P/°C Oscillation Starting Voltage VOSC–s(2) – – 6 V Horizontal Oscillation Frequency fHO VCC2 = 12V, ROSC(H) = 2.95kΩ fHO Change with Supply Voltage DfHO/VCC Pulse Width Duty Ratio (H • Osc) t fHO Control Sensitivity b fHO Change with Ambient Temperature AFC Loop Gain DfHO/TA fAFC fVO = 10kHz to 20kHz, 1VP–P or more fHO |9.6V to fHO| 14.4V 15.0 15.75 16.25 kHz 0 100 200 Hz VCC 2 = 12V 31.5 35.4 38.9 & IO = ±100µA 19 21 23 Hz/µA TA = –20° to +70°C –1.67 – +1.67 Hz/°C µxb 5800 7700 9600 Hz/rad Pin Connection Diagram AFC Reference Signal Input 1 Horizontal AFC Output 2 Horizontal Hold Volume 3 Horizontal OSC Capacitor 4 X–Ray Protect Input 5 Horizontal Output 6 VCC 2 7 Vertical Output 8 GND 9 18 Video Signal Input 17 Noise Detector Input 16 Sync Separator Output 15 VCC 1 14 Vertical Integral Capacitor 13 Vertical Hold Volume 12 Vertical Pulse Output 11 Vertical Sawtooth Capacitor 10 DC/AC Feedback Input 18 10 1 9 .870 (22.1) Max .250 (6.35) .150 (3.8) .100 (2.54) .800 (20.3) .125 (3.17) Min