NTE731 데이터 시트보기 (PDF) - NTE Electronics
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NTE731 Datasheet PDF : 3 Pages
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Electrical Characteristics: (TA = +25°C, V+ = 24V unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ
Supply Current (Pulse Test)
IT24
AGC Threshold (Sync Tip Level at Video Input) VTH
Video Input Amplitude (White Positive)
V8
Video Output Amplitude (Low Impedance)
V9
Noise Cancelled Video Output at VTH
V5
(Black Positive, Gain ≅ 2)
20 −
4.5 −
−
3
−
3
3.6 −
AGC to Noise Separation
Sync Input Current for Full Amplitude Outputs
Maximum Leakage Current at Pin4
Sync Outputs:
Negative Sync Low
VTH(SEP)
I$ (ON)
I$ (OFF)
V2(L)
1.1 −
−
−
−
−
0
−
Negative Sync High
Positive Sync Low
Positive Sync High
AGC Filter:
Charge Current (Pulse Test)
V2(H)
V3(L)
V3(H)
I11(CH)
23.8 −
0
−
20.1 −
12 −
Discharge Current
Leakage Current
AGC Enable:
Horizontal Keying
I11(DISCH)
I11(LEAK)
V16(ON)
1.1 −
−
−
3
−
Negative Sync Input Current
Maximum IF Gain−Clamp Voltage
Maximum IF Gain Bias
IF AGC Voltage:
Low
I1(ON)
V11
V12
V13(LOW)
−
1
4.8 −
4.2 −
0
−
High
Tuner Currents:
Reverse AGC (FET) OFF Current
V13(HIGH)
I12(OFF)
5.7 −
−
−
Reverse AGC (FET) ON Current
Forward AGC (NPN) OFF Current
Reverse AGC (NPN) ON Current
Internal Noise−Lockout Time
I14(ON)
I15(OFF)
I15(ON)
T
1.8 −
−
−
4.5 −
1
−
Max
40
5.5
−
−
9.2
Unit
mA
V
VP−P
VP−P
V
2.2 V
100 µA
±6 µA
2.6 V
24.0 V
0.2 V
24.0 V
36 mA
2.6 mA
±6 µA
6
V
− mA
5.7 V
5.2 V
3.3 V
6.0 V
±6 µA
5.5 mA
±6 µA
15 mA
63 µs
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