NTE1550 Integrated Circuit TV Sync Signal Processor
Functions: D Sync Separator D Horizontal Automatic Frequency Control (AFC) D Horizontal Oscillator D X-Ray Protector D Vertical Oscillator D Vertical Driver
Features: D Fewer External Components D 10Vp-p Sync Separator Output D Voltage Regulator for Horizontal Supply Voltage D 7.5Hz/rad Horizontal AFC DC Loop Gain D Output Stage Positive Feedback Eliminated by Vertical Oscillator's Astable Multivibrator D Vertical Oscillator Waveform used for Vertical Output Drive; Only One High-Stability (Tantalum) Capacitor Required for Vertical Stage D Vertical Output Stage Stabilized by DC Feedback to Pin3 D Vertical Linearity Adjustment can be Eliminated Absolute Maximum Ratings: (TA = +25C unless otherwise specified) Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16V Power Dissipation (TA = +75C), PT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500mW Output Current (Pin2, Pin10, and Pin16), IO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20mA Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -20 to + 75C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55 to +125C Electrical Characteristics:
Parameter Line Circuitry Regulated Voltage Supply Current Free-Running Frequency Pull-In Range APC Loop Gain Temperature Coefficient Output Pulse Width V11 ICC foh fph fc foh thw Pin10 Rh = 12.6k, Ch = 5.6nF ICC = 15mA - - 450 577.5 -6.0 22.5 12.8 15 650 750 -3.0 25.0 - - - 1070 0 27.5 V mA Hz Hz Hz/s Hz/C s Symbol Test Conditions Min Typ Max Unit
14,734 15,734 16,734
Electrical Characteristics (Cont'd):
Parameter Frame Circuitry Free-Running Frequency Pull-In Range Temperature Coefficient Sync Separator Input Voltage Peak-to-Peak Value Output Voltage Output Pulse Width V15 Vsy tsy Negative-Going Sync Peak-to-Peak Value Pin16 0.2 8.0 4.5 - 10.0 5.0 - - 5.5 V V s fov fpv fov RV = 5.2k 55 - -0.03 60 -10 0 65 -7.5 +0.03 Hz Hz Hz/C Symbol Test Conditions Min Typ Max Unit
Pin Connection Diagram Sync Sep Feedback 17 Vert Compensation 1 Vert Drive Output 2 Vert Feedback 3 Vert Size 4 Vert Filter 5 Vert VCC 6 Vert Sync Input 7 Vert Hold 8 GND 18 16 Vert Sync/ Video Output 15 Video Input 14 Phase Det Output 13 Flyback Pulse 12 Horiz Hold 11 Horiz VCC 10 Horiz Output 9 Hold Down
1.007 (25.5) Max .964 (24.4) 18 8 1 17 .248 (6.3) 9 16 .200 (5.08) .252 (6.4) .188 (4.77) .100 (2.54) Typ 15 .291 (7.4) Max
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