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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 = +25C 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 +70C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55 to +150C Note 1. + and - are flow-in and flow-out currents to/from the circuit, respectively.
Electrical Characteristics: (TA = +25C unless otherwise specified)
Parameter Circuit Current Symbol I7 I15 Protector Operating Voltage Oscillation Starting Voltage (V * Osc) Vertical Oscillation Frequency fVO Change with Supply Voltage Pulse Width (V * Osc) Vertical Pull-In Range Vertical Sawtooth Wave Amplification fVO Change with Ambient Temperature V(saw) Change with Ambient Temperature Oscillation Starting Voltage Horizontal Oscillation Frequency fHO Change with Supply Voltage Pulse Width Duty Ratio (H * Osc) fHO Control Sensitivity fHO Change with Ambient Temperature AFC Loop Gain V5-9 VOSC-s(1) fVO DfVO/VCC t fVP V(saw) DfVO/TA Test Conditions Apply 12V with 200 to Pin7 V15-9 = 12V Apply 12V with 200 to pin7 fVO = 40Hz to 60Hz, 0.7VP-P or more VCC 1 = 12V, ROSC(V) = 9.5k fVO |9.6V to fVO| 14.4V VCC 1 = 12V, ROSC(V) = 9.5k VCC 1 = 12V, ROSC(V) = 9.5k VCC 1= 12V, ROSC(V) = 9.5k TA = -20 to +70C Min 7.5 18 0.73 - 47 0 420 - 0.9 - - - 15.0 0 31.5 19 -1.67 5800 Typ 12.0 25 - - 50 1.0 600 43 1.2 0.8 - - Max 15.5 33 0.86 6 53 1.3 780 47 1.5 - 30 6 Unit mA mA V V Hz Hz s Hz VP-P Hz/C mVP-P/C V kHz Hz & Hz/A Hz/C Hz/rad
DV(saw)/TA TA = -20 to +70C VOSC-s(2) fHO DfHO/VCC t b DfHO/TA fAFC fVO = 10kHz to 20kHz, 1VP-P or more VCC2 = 12V, ROSC(H) = 2.95k fHO |9.6V to fHO| 14.4V VCC 2 = 12V IO = 100A TA = -20 to +70C xb Pin Connection Diagram
15.75 16.25 100 35.4 21 - 7700 200 38.9 23 +1.67 9600
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

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