NTE1297 Просмотр технического описания (PDF) - NTE Electronics
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NTE1297 Datasheet PDF : 3 Pages
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NTE1297
Integrated Circuit
TV Color Signal Processor/Demodulator
Description:
The NTE1297 is an integrated circuit consisting of an NTSC color signal processor and demodulator
circuit. APC color synchronization and DC color−phase control is employed to ensure stability.
Features:
D Peak−type ACC Detector
D Internal Setting of ACC and Color Killer Levels
D APC System uses Sample and Hold for Color Synchronization
D Detector Circuit has Output Temperature Characteristics
Absolute Maximum Ratings: (TA = +25°C, unless otherwise specified)
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16V
Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.4W
Derating (TA ≥ 25°C), Kθ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14mW/°C
Operating Temperature Range, Topg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −20° to +75°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −40° to +125°C
Electrical Characteristics: (TA = +25°C, VCC = 12V unless otherwise specified)
Test Conditions
Parameter
Symbol
Color
Signal
Pin 2
Voltage
Pin 8
Voltage
Min
Typ Max Unit
Input (dB) (V)
(V)
Circuit Current
ICC
Off
6
Color Signal Max. Gain
Gc
−22
8
Color Signal Max. Output
Vcmax
0
8
ACC Control Range (Note 1) RACC
−
6
6
27 38 49 mA
6
36 42 47 dB
6
0.9 1.25 1.6 Vp−p
6
−18 −
− dB
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