NTE7138 データシートの表示（PDF） - NTE Electronics
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NTE7138 Datasheet PDF : 7 Pages
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Electrical Characteristics: (VP = 8V, TA = +25°C, Note 3, Note 4 unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Supply
Supply Voltage Range
VP
Supply Current
IP
Video Signal Inputs (Channels 1, 2 and 3)
7.2 8.0 8.8 V
36 48 60 mA
Input Voltage (Black–to–White)
DC Voltage During Input Clamping
(Artificial Black + VBE)
DC Input Current
Brightness Control (Note 5)
Vi(b–w)
Vl(clamp)
II
No Clamping, Vi = Vl(clamp),
TA = –20° to +70°C
During Clamping,
Vi = Vl(clamp) +0.7V
During Clamping,
Vi = Vl(clamp) –0.7V
– 0.7 1.0 V
2.8 3.1 3.4 V
–0.05 +0.05 +0.25 µA
50 75 120 µA
–120 –75 –50 µA
Input Voltage Range
Input Voltage for Nominal Brightness
Vi(BC)
Pin1 Open–Circuit
1.0 – 6.0 V
2.0 2.25 2.5 V
Input Resistance
Black Level Voltage Change at Voltage
Outputs Referred to Reference Black
Level During Output Clamping
(Vi(HBL) > 1.6V) Related to Output
Signal Amplitude with Nominal 0.7V(P–P)
Input Signal and Nominal Contrast
(Vi(CC) = 4.3V) for Any Gain Setting
Difference of ∆Vbl Between and Two
Channels
Ri(BC)
∆Vbl
Vi(BC) = 1.0V
Vi(BC) = 6.0V
Pin1 Open–Circuit
∆VBT
40 50 60 kΩ
–13 –11 –9.5 %
30 34 37 %
–
– 0.8 %
–1.2 0 +1.2 %
Contrast Control (Note 6)
Input Voltage Range
Maximum Input Voltage
Input Voltage Range for Nominal Contrast
Vi(CC)
Note 7
1.0 – 6.0 V
–
– VP–1 V
– 4.3 –
V
Input Voltage Range for Minimum Contrast
Pin3 and Pin11 Open–Circuit
– 0.7 –
V
Input Current
Contrast Relative to Nominal Contrast
Ii(CC)
C/Cnom
Vi(CC) = 4.3V
Vi(CC) = 6V, Pin3 and Pin11
Open–Circuit
–5 –1 –0.1 µA
2.4 3.4 – dB
Vi(CC) = 1V, Pin3 and Pin11
Open–Circuit
–26 –22 –19 dB
Tracking of Output Signals of
Channels 1, 2 &3
∆Gtrack 1V < Vi(CC) < 6V, Note 8
–
0 0.5 dB
Delay Between Leading (Falling) Edges of
tdf(C) Vi(CC) = 4.3V to 0.7V, Input
–
7 20 ns
Contrast Voltage and Voltage Output
Fall Time at Pin6: tf(CC) = 2ns,
Waveforms
Note 9
Delay Between Trailing (Rising) Edges of
Contrast Voltage and Voltage Output
Waveforms
tdr(C) Vi(CC) = 0.7V to 4.3V, Input
– 15 25 ns
Rise Time at Pin6: tf(CC) = 2ns,
Note 9
Fall Time of Voltage Output Waveform
tf(C) 90% to 10% Amplitude, Input
–
Fall Time at Pin6: tf(CC) = 2ns,
Note 9
6 15 ns
Rise Time of Voltage Output Waveform
tr(C) 10% to 90% Amplitude, Input
–
Rise Time at Pin6: tf(CC) = 2ns,
Note 9
6 15 ns
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