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參數資料
| 型號： | LM1269NA/NOPB |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 3 CHANNEL, VIDEO PREAMPLIFIER, PDIP24 |
| 封裝： | PLASTIC, DIP-24 |
| 文件頁數： | 14/20頁 |
| 文件大小： | 1676K |
| 代理商： | LM1269NA/NOPB |
Active Video Signal Electrical Characteristics (Continued)
Unless otherwise noted: T
A = 25C, VCC = +5V, VIN = 0.7V, VABL =VCC,CL = 8 pF, Video Output = 2 VP-P.
Symbol
Parameter
Conditions
Min
(Note 7)
Typ
(Note 6)
Max
(Note 7)
Units
A
V Track
Gain Change between
Amplifiers
Tracking when Changing from
Test Setting 8 to Test Setting 5
(Note 11)
±0.5
dB
V
ABL TH
ABL Control Upper Limit
Test Setting 4, AC Input Signal
(Note 12)
5V
V
ABL Range
ABL Control Voltage Active
Range
Test Setting 4, AC Input Signal
(Note 12)
2V
A
ABL
ABL Control Range
Test Setting 4, AC Input Signal
(Note 12)
8
dB
I
ABL Active
ABL Input Bias Current during
ABL
Test Setting 4, AC Input
Signal, V
ABL = 2V(Note 12)
010
A
I
ABL Max
ABL Input Current Clamp Sink
Capability
Test Setting 4, AC Input Signal
(Note 12)
1mA
V
Clamp Max
Clamp Gate Low Input Voltage
Clamp Comparators Off
1.4
V
Clamp Min
Clamp Gate High Input Voltage
Clamp Comparators On
2.6
V
I
Clamp
Clamp Gate Input Current
V
23 = 0VtoVCC 1V
5
0.1
10
A
t
PW Clamp
Back Porch Clamp Pulse Width
(Note 15)
200
ns
t
Clamp-Video
End of Clamp Pulse to Start of
Active Video
Limit is guaranteed by design
200
nsec
R
In-Video
Input Resistance
Test Setting (4)
20
M
I
In-Video
Input Bias Current
Test Setting (4)
0.1
10
A
V
RefOut
V
Ref Output Voltage
10 k
, 1% Resistor; Pin 10 to
GND
1.25
1.40
1.55
V
Spot
Spot Killer Voltage
V
CC Adjusted to Activate
3.6
4.0
4.25
V
OSD Electrical Characteristics
Unless otherwise noted: T
A = 25C, VCC = +5V, VIN = 0.7V, VABL =VCC,CL = 8 pF, Video Signal Output = 2 VP-P, Test Set-
ting 8.
Symbol
Parameter
Conditions
Min
(Note 7)
Typ
(Note 6)
Max
(Note 7)
Units
V
OSD-L
OSD Input Low Input
Operating Range
OSD Inputs are Selected
1.2
V
OSD-H
OSD Input High Input
Operating Range
OSD Inputs are Selected
2.5
V
I
OSD
OSD Input Current
V
OSD = 0VtoVCC 1V
5
0.1
10.0
A
V
OSD-Sel-L
OSD Select Low Input
Operating Range
Video Inputs are Selected
1.2
V
OSD-Sel-H
OSD Select High Input
Operating Range
OSD Inputs are Selected
2.5
V
I
OSD-Sel
OSD Select Input Current
V
OSD-Sel = 0VtoVCC 1V
5
0.1
10
A
V
O-OSD(Blk)
OSD
Black Level Output
Voltage, Difference from Video
Output
Register 08 = 18, Minimum
Video Black Level
±45
±150
mV
V
O-OSD(Blk)
Range of OSD Black Level
Output Voltage between the 3
Channels
Register 08 = 18, Minimum
Video Black Level
100
0
+100
mV
V
OSD-out
OSD Output Voltage, Percent
of Maximum Video Out
Register 08 = 18, Minimum
Video Black Level
75
88
100
%
V
OSD-out
OSD Output V
P-P Attenuation
Register 08 = 08
58
63
68
%
V
OSD-out
(Track)
Output Variation between
Channels
Register 08 Changed from 18
to 08
±3.0
±5.0
%
LM1269
www.national.com
3
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相關代理商/技術參數 |
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|---|---|
| LM126H | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:VOLTAGE REGULATORS |
| LM126H/883B | 制造商:Texas Instruments 功能描述:IC,VOLT REGULATOR,FIXED,+-12V,BIPOLAR,CAN,10PIN,METAL |
| LM126H/883C | 制造商:Texas Instruments 功能描述: |
| LM1270 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Hi-Brite 200 MHz I2C Compatible RGB Image Enhancer with Video Auto Sizing |
| LM1270N | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Hi-Brite 200 MHz I2C Compatible RGB Image Enhancer with Video Auto Sizing |
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