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Processing Circuit. NTE738 Datasheet

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Processing Circuit. NTE738 Datasheet
















NTE738 Circuit. Datasheet pdf. Equivalent













Part

NTE738

Description

Integrated Circuit Color TV Processing Circuit



Feature


NTE738 Integrated Circuit Color TV Proce ssing Circuit Description: The NTE738 i s a chroma IF amplifier with automatic chroma control, color killer, dc chroma control, and injection lock reference system followed by dc hue control. Feat ures: D Minimum Number of External Comp onents required D DC Control of both Ch roma Amplitude and Hue Shift D Crystal Controlled Interna.
Manufacture

NTE Electronics

Datasheet
Download NTE738 Datasheet


NTE Electronics NTE738

NTE738; l Feedback Oscillator D Built–in Noise Immunity D Schmitt Trigger Color Kille r D Automatic Chroma Control D Internal Burst Gate and Gate Pulse Shaping Circ uit D High Oscillator Lock–in Sensiti vity D Built–in Supply Regulation Abs olute Maximum Ratings: (TA = +25°C unl ess otherwise specified) Power Supply C urrent . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..


NTE Electronics NTE738

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35mA Horizontal Pulse Input Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 250 µA Peak Power Dissipation (Package Lim itation), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 625mW Derate above TA = +25°C . . . . . . ..


NTE Electronics NTE738

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5.0mW/°C Operating Temperature Range (Ambient), Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +75°C Storage Temperatur e Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65° to +150°C Electrical Characteristics:.





Part

NTE738

Description

Integrated Circuit Color TV Processing Circuit



Feature


NTE738 Integrated Circuit Color TV Proce ssing Circuit Description: The NTE738 i s a chroma IF amplifier with automatic chroma control, color killer, dc chroma control, and injection lock reference system followed by dc hue control. Feat ures: D Minimum Number of External Comp onents required D DC Control of both Ch roma Amplitude and Hue Shift D Crystal Controlled Interna.
Manufacture

NTE Electronics

Datasheet
Download NTE738 Datasheet




 NTE738
NTE738
Integrated Circuit
Color TV Processing Circuit
Description:
The NTE738 is a chroma IF amplifier with automatic chroma control, color killer, dc chroma control,
and injection lock reference system followed by dc hue control.
Features:
D Minimum Number of External Components required
D DC Control of both Chroma Amplitude and Hue Shift
D Crystal–Controlled Internal Feedback Oscillator
D Built–in Noise Immunity
D Schmitt Trigger Color Killer
D Automatic Chroma Control
D Internal Burst Gate and Gate Pulse Shaping Circuit
D High Oscillator Lock–in Sensitivity
D Built–in Supply Regulation
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Power Supply Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35mA
Horizontal Pulse Input Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 250µA Peak
Power Dissipation (Package Limitation), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 625mW
Derate above TA = +25°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5.0mW/°C
Operating Temperature Range (Ambient), Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +75°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65° to +150°C
Electrical Characteristics: (VCC = +20V, RS = 390, TA = +25°C unless otherwise specified)
Parameter
Test Conditions
Min Typ Max Unit
Regulated Voltage
Maximum Undistorted Chroma Output
Maximum Chroma Gain
Automatic Chroma Control Range (ACC)
Chroma Burst Level to Kill
Manual Chroma Gain Control Range
IS = 35mA
IS = 27mA
E(Pin3) = E(Pin14), Note 1
E(Pin3) = E(Pin14), Note 1
–3dB Down from Maximum Undistorted
Output, Note 1
Note 1
V(Pin3) V(Pin14) to 0V
9.0
34
34
50
9.6 11.5
9.2 –
40 –
40 –
19 –
V
V
dB
dB
dB
1.4 – mVP–P
60 –
dB
Note 1. With 5.0mV(p–p) burst input at pin 5 set E(pin 10) to just “unkill”.




 NTE738
Electrical Characteristics (Cont’d): (VCC = +20V, RS = 390, TA = +25°C unless otherwise specified)
Parameter
Test Conditions
Min Typ Max Unit
Chroma Input Resistance
2.3
k
Chroma Input Capacitance
13
pF
Chroma Output Impedance
15
Horizontal Input Pulse
Oscillator Output
Oscillator Output Impedance
2.2 3.0 4.0
VP
100
mV(RMS)
15
Hue Control Range
Oscillator PullIn Range
V(Pin12) V(Pin14) to 4.3V
100 126 degrees
1200 – –
Hz
Oscillator Noise Bandwidth (fN)
Static Phase Error with Oscillator Detuning
25mVPP Burst Amplitude
2.0mVPP Burst Amplitude
900
Hz
0.20 deg/Hz
0.25 deg/Hz
Pin Connection Diagram
OSC Peak 1
Chroma Output 2
Chroma Control 3
Burst Gate 4
Chroma Input 5
Chroma Bypass 6
GND 7
14 Voltage Regulator
13 OSC Output
12 Hue Control
11 Phase Shift
10 1st ACC Filter/
Killer Control
9 2nd ACC Filter
8 Crystal
14 8
17
.785 (19.95)
Max
.200 (5.08)
Max
.300
(7.62)
.100 (2.45)
.600 (15.24)
.099 (2.5) Min








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