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NTE1550 Datasheet, PDF (1/2 Pages) NTE Electronics – Integrated Circuit TV Sync Signal Processor | |||
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NTE1550
Integrated Circuit
TV Sync Signal Processor
Functions:
D Sync Separator
D Horizontal Automatic Frequency Control (AFC)
D Horizontal Oscillator
D XâRay Protector
D Vertical Oscillator
D Vertical Driver
Features:
D Fewer External Components
D 10Vpâp 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 Oscillatorâs Astable Multivibrator
D Vertical Oscillator Waveform used for Vertical Output Drive; Only One HighâStability (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 = +25°C unless otherwise specified)
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16V
Power Dissipation (TA = +75°C), PT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500mW
Output Current (Pin2, Pin10, and Pin16), IO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20mA
Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . â20° to + 75°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . â55° to +125°C
Electrical Characteristics:
Parameter
Line Circuitry
Regulated Voltage
Supply Current
FreeâRunning Frequency
PullâIn Range
APC Loop Gain
Temperature Coefficient
Output Pulse Width
Symbol
Test Conditions
V11 ICC = 15mA
ICC
foh Rh = 12.6kâ¦, Ch = 5.6nF
âfph
fc
âfoh
thw Pin10
Min Typ Max Unit
â 12.8 â
V
â
15
â mA
14,734 15,734 16,734 Hz
±450 ±650 â
Hz
577.5 750 1070 Hz/µs
â6.0 â3.0
0 Hz/°C
22.5 25.0 27.5 µs
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