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参数资料
| 型号： | LM1269NA/NOPB |
| 厂商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 3 CHANNEL, VIDEO PREAMPLIFIER, PDIP24 |
| 封装： | PLASTIC, DIP-24 |
| 文件页数： | 12/20页 |
| 文件大小： | 1676K |
| 代理商： | LM1269NA/NOPB |
Absolute Maximum Ratings (Notes 1, 3)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage, Pin 9
6.0V
Peak Video Output Source Current
(Any One Amp)
Pins 18, 19, or 20
28 mA
Voltage at Any
Input Pin (V
IN)
V
CC +0.5 >
V
IN > 0.5V
Power Dissipation (P
D)
(Above 25C Derate based on
θ
JA and TJ)
2.4W
Thermal Resistance to Ambient (
θ
JA)
51C/W
Thermal Resistance to Case (
θ
JC)
32C/W
Junction Temperature (T
J)
150C
ESD Susceptibility (Note 4)
3.5 kV
ESD Machine Model (Note 5)
350V
Storage Temperature
65C to +150C
Lead Temperature
(Soldering, 10 sec.)
265C
Operating Ratings (Note 2)
Temperature Range
0C to 70C
Supply Voltage (V
CC)
4.75V < V
CC < 5.25V
Video Inputs
0.0V < V
IN < 1.0VP-P
Active Video Signal Electrical Characteristics
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
I
S
Maximum Supply Current
Test Setting 1, R
L = ∞ (Note
8)
200
225
mA
I
S-PS
Maximum Supply Current,
Power Save Mode
Test Setting 1, R
L = ∞,Bit1of
Reg. 9 = 1 (Note 8)
42
60
mA
LE
Linearity Error
Test Setting 4, Triangular
signal input source (Note 9)
5%
V
O Blk Typ
Typical Video Black Level
Output
Test Setting 4, No AC Input
Signal, DC = 5 Hex, or 0.5V
Offset
1.05
1.25
1.45
VDC
V
O Blk Step
Video Black Level Step Size
Test Setting 4, No AC Input
Signal
60
90
120
mV
V
O/VCC
Variation in Output Video Black
Level vs V
CC Variations
Test Setting1&3,NoAC
Input Signal, 4.75<V
CC<5.25
0.25
0
0.25
mV/V
V
O White-Max
White Level Video Output
Voltage
Test Setting 3, Video in = 0.7V
4.0
4.2
V
Blank
Blanked Output Level
Test Setting 4, AC Input Signal
0
0.2
0.5
V
t
r
Rise Time
10% to 90%, Test Setting 4,
AC Input Signal (Note 10)
3.9
ns
OS
R
Overshoot (Rising Edge)
Test Setting 4, AC Input Signal
(Note 10)
1%
t
f
Fall Time
90% to 10%, Test Setting 4,
AC Input Signal (Note 10)
3.5
ns
OS
F
Overshoot (Falling Edge)
Test Setting 4, AC Input Signal
(Note 10)
1%
f(3 dB)
Video Amplifier Bandwidth
(Note 13)
Test Setting 8
110
MHz
V
sep 10 kHz
Video Amplifier 10 kHz
Isolation
Test Setting 8 (Note 14)
70
dB
V
sep 10 MHz
Video Amplifier 10 MHz
Isolation
Test Setting 8 (Note 14)
50
dB
A
V Max
Maximum Voltage Gain
Test Setting 8, AC Input Signal
4
V/V
A
V
1
2
Contrast @ 50% Level
Test Setting 5, AC Input Signal
10
dB
A
V Min
Maximum Contrast Attenuation
Test Setting 2, AC Input Signal
20
dB
A
V Gain
1
2
Gain @ 50% Level
Test Setting 6, AC Input Signal
5
dB
A
V Gain Min
Maximum Gain Attenuation
Test Setting 7, AC Input Signal
10
dB
A
V Match
Absolute Gain Match @ A
V Max
Test Setting 3, AC Input Signal
±0.5
dB
LM1269
www.national.com
2
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