NTE7054 Просмотр технического описания (PDF) - NTE Electronics
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NTE7054 Datasheet PDF : 5 Pages
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Electrical Characteristics (Cont’d): (TA = +25C, VCC = V14 = V11 = 9V, ICC = I30 = 13mA unless
otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
SIF, AF (Cont’d) (fS = 45.7MHz)
AF Maximum Output Voltage
VO6max Output Level at which AF Amp Out- 2.0 2.8 – Vrms
put Distortion is 10%
AF Electronic Attenuator Range
Audio/Video Switch
ATT Vi = 200mVrms, f = 400Hz
70 80 –
dB
Video Detector DC Output Voltage 2 V38 Quiescent
Internal Video Input Voltage
V42 Quiescent
External Video Input Voltage
V40 Quiescent
External Audio Input Voltage
V3 Quiescent
Video
– 3.3 –
V
– 4.8 –
V
– 4.8 –
V
– 5.6 –
V
Soft Video Tone Variable Range
Sharp Video Tone Video Voltage
Gain
∆Soft f = 2MHz, 100mVP–P,
Video Tone VR: 4V → 0V
∆Sharp f = 2MHz, 100mVP–P,
Video Tone VR: 4V → 9V
–6 –4 –2
dB
3
6
9
dB
Video Voltage Gain
GV f = 100kHz, 100mVP–P,
Contrast VR: 9V,
Video Tone VR: 4V
17 20 23
dB
Contrast Control Ceneter
CCEN f = 100kHz, 100mVP–P,
Contrast VR: 9V
0.45 0.57 0.69 VP–P
Contrast Control Variable Range
Brightness Control
Frequency Response
On Screen Display
∆CV f = 100kHz, 100mVP–P,
Contrast VR: 3V → 9V
20 22 24
BRH Brightness VR: 2.0V
5.8 –
–
BRCEN Brightness VR: 4.5V
2.6 3.1 3.6
BRL Brightness VR: 7.0V
–
– 1.2
fV1 Contrast VR: 9V, at Delay Line Short, 7
9
–
fV2 Video Tone VR: 4V, 3dB Down
3
5
–
dB
V
V
V
MHz
MHz
Blanking Pulse Threshold Level
0.7 1.0 1.3
V
–Y Output DC Voltage
B– In: 2V
2.7 3.0 2.3
V
RGB Input Threshold Level
1.7 2.0 2.3
V
RGB Output DC Voltage
Input: 3V
– 5.5 –
V
Input: 4V
– 6.0 –
V
Input: 5V
– 6.5 –
V
Chroma
Color Control Minimum
Color Control Center
Color Contrast Variable Range
ECmin
WCcen
CC
Color VR: 0V, Contrast VR: 9V
Color VR: 4.5V, Contrast VR: 6V
Color VR: B – Y = 2.5VP–P,
Contrast VR: 3V → 9V
–
–
30 mVP–P
1.2 1.5 1.8 VP–P
18.5 20.0 21.5 dB
Demodulator Output DC Voltage
Demodulator Output Offset Voltage
Residual Carrier
VC – Y
∆VC – Y
Ecar
Burst Signal Only, Color VR: 0V
Burst Signal Only, Color VR: 0V
4.7 5.2 5.7
V
–30 0 +30 mV
–
–
0.3
VP–P
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