NTE1297 Datasheet, PDF (1/3 Pages) NTE Electronics – Integrated Circuit TV Color Signal Processor/Demodulator

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: (T_A = +25°C, unless otherwise specified)
Supply Voltage, V_CC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16V
Power Dissipation, P_D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.4W
Derating (T_A ≥ 25°C), Kθ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14mW/°C
Operating Temperature Range, T_opg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −20° to +75°C
Storage Temperature Range, T_stg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −40° to +125°C
Electrical Characteristics: (T_A = +25°C, V_CC = 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
I_CC
Off
6
Color Signal Max. Gain
G_c
−22
8
Color Signal Max. Output
V_cmax
0
8
ACC Control Range (Note 1) R_ACC
−
6
6
27 38 49 mA
6
36 42 47 dB
6
0.9 1.25 1.6 V_p−p
6
−18 −
− dB