NTE7047 データシートの表示（PDF） - NTE Electronics
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NTE7047 Datasheet PDF : 8 Pages
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Electrical Characteristics (Cont’d): (TA = +25°C, VP = V7–6 = 12V, carrier 38.9MHz, negative
modulation unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Vision IF Amplifier (Pin8 and Pin9)
Input Sensitivity (RMS Value)
V8–9 At 38.9MHz, Note 2
At 45.75MHz, Note 2, Note 26
25 40 60 µV
25 40 60 µV
Differential Input Resistance
Differential Input Capacitance
Gain Control Range
Maximum Input Signal
Output Signal Expansion for 48dB
Variation of Input Signal
R8–9
C8–9
G8–9
V8–9
∆V17
Note 3
Note 3
Note 4
– 1300 –
Ω
–
5
–
pF
– 77 – dB
100 170 – mV
–
1
–
dB
Video Amplifier (Note 5)
Zero Signal Output Level
Top Sync Level
Video Output Signal Amplitude
White–Spot Threshold Level
V17 Note 6
V17
V17 Note 7
– 50.4 –
V
2.3 2.5 2.7 V
2.3 2.65 3.0 V
– 5.7 –
V
White–Spot Insertion Level
– 3.8 –
V
Video Output Impedance
– 25 –
Ω
Internal Bias Current of Output Transistor I17(int)
(NPN Emitter Follower)
1.4 1.8 – mA
Maximum Source Current
I17
Bandwidth of Demodulated Output Signal
B
10 –
5
7
– mA
– MHz
Differential Gain
Differential Phase
G17 Note 8
j Note 8
–
4
8
%
–
2
5 deg.
Video Non–Linearity
NL Note 9
–
2
5
%
Intermodulation
f = 1.1MHz (Blue), Note 10
50 60 – dB
f = 1.1MHz (Yellow), Note 10
50 60 – dB
f = 3.3MHz (Blue), Note 10
55 65 – dB
f = 3.3MHz (Yellow), Note 10
55 65 – dB
Signal–to–Noise Ratio
S/N Vi = 10mV, Note 11
50 57 – dB
End of gain control range, Note 11 50 62 – dB
Residual Carrier Signal
V17
Residual 2nd Harmonic of Carrier Signal V17
Tuner AGC
–
2 10 mV
–
2 10 mV
Minimum Starting Point Tuner Take–Over V8–9(rms)
(RMS Value)
–
– 0.2 mV
Maximum Starting Point Tuner Take–Over V8–9(rms)
(RMS Value)
100 150 – mV
Maximum Tuner AGC Output Swing
Output Saturation Voltage
Leakage Current (Pin5)
Input Signal Variation Complete Tuner
Control
I5(max)
V5(sat)
IL
∆Vi
V5 = 3V
I5 = 2mA
4
–
– mA
–
– 300 mV
–
–
1
µA
0.5 2.0 4.0 dB
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