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参数资料
型号： LM1246AAA/NA
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： 23/51页
文件大小： 2794K
代理商： LM1246AAA/NA
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 V
CC, Pins 10 and 18
6.0V
Peak Video DC Output Source Current
(Any One Amp) Pins 19, 20 or 21
1.5 mA
Voltage at Any Input Pin (V
IN)VCC +0.5
≥ V
IN
≥ 0.5V
Video Inputs (pk-pk)
0.0
≤ V
IN
≤ 1.2V
Thermal Resistance to Ambient (
θ
JA)
51C/W
Power Dissipation (P
D)
(Above 25C Derate Based
on
θ
JA and TJ)
2.4W
Thermal Resistance to Case (
θ
JC)
32C/W
Junction Temperature (T
J)
150C
ESD Susceptibility (Note 4)
3.0 kV
ESD Machine Model (Note 13)
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 (pk-pk)
0.0V
≤ V
IN
≤ 1.0V
Video Signal Electrical Characteristics
Unless otherwise noted: T
A = 25C, VCC = +5.0V, VIN = 0.70 VP-P,VABL =VCC,CL = 8 pF, Video Outputs = 2.0 VP-P. Setting
numbers refer to the definitions in Table 1. Test Settings. See (Note 7) for Min and Max parameters and (Note 6) for Typicals.
Symbol
Parameter
Conditions
Min
Typ
Max
Units
I
S
Supply Current
Test Setting 1, both supplies, no
output loading. See (Note 8).
200
250
mA
I
S-PS
Supply Current, Power Save
Mode
Test Setting 1, both supplies, no
output loading. See (Note 8).
70
95
mA
V
O BLK
Active Video Black Level Output
Voltage
Test Setting 4, no AC input signal, DC
offset (register 0x8438 set to 0xd5).
1.2
VDC
V
O BLK STEP
Active Video Black Level Step
Size
Test Setting 4, no AC input signal.
100
mVDC
V
O Max
Maximum Video Output Voltage
Test Setting 3, Video in = 0.70 V
P-P
4.0
4.3
V
LE
Linearity Error
Test Setting 4, staircase input signal
(see Table 9. Page RAM Format
(9-bit mode)).
5%
t
r
Video Rise Time
(Note 5), 10% to 90%, Test Setting 4,
AC input signal.
3.1
ns
OS
R
Rising Edge Overshoot
(Note 5), Test Setting 4, AC input
signal.
2%
t
f
Video Fall Time
(Note 5), 90% to 10%, Test Setting 4,
AC input signal.
2.9
ns
OS
F
Falling Edge Overshoot
(Note 5), Test Setting 4, AC input
signal.
2%
BW
Channel Bandwidth (3 dB)
(Note 5), Test Setting 4, AC input
signal.
150
MHz
V
SEP 10 kHz
Video Amplifier 10 kHz Isolation
(Note 14), Test Setting 8.
60
dB
V
SEP 10 MHz
Video Amplifier 10 MHz Isolation
(Note 14), Test Setting 8.
50
dB
A
V Max
Maximum Voltage Gain
Test Setting 8, AC input signal.
3.8
4.1
V/V
A
V C-50%
Contrast Attenuation @ 50%
Test Setting 5, AC input signal.
5.2
dB
A
V Min/AV Max
Maximum Contrast Attenuation
(dB)
Test Setting 2, AC input signal.
20
dB
A
V G-50%
Gain Attenuation @ 50%
Test Setting 6, AC input signal.
4.0
dB
A
V G-Min
Maximum Gain Attenuation
Test Setting 7, AC input signal.
11
dB
A
V Match
Maximum Gain Match between
Channels
Test Setting 3, AC input signal.
±0.5
dB
A
V Track
Gain Change between Channels
Tracking when changing from Test
Setting 8 to Test Setting 5. See (Note
11).
±0.5
dB
LM1246
www.national.com
3
相关PDF资料
PDF描述
LM1247AAG/NA/NOPB 3 CHANNEL, VIDEO PREAMPLIFIER, PDIP24
LM1253AAE/NA ON-SCREEN DISPLAY IC, PDIP28
LM1267NA/NOPB 3 CHANNEL, VIDEO PREAMPLIFIER, PDIP24
LM1269NA/NOPB 3 CHANNEL, VIDEO PREAMPLIFIER, PDIP24
LM1276AAA/NA 1 CHANNEL, VIDEO PREAMPLIFIER, PDIP28
相关代理商/技术参数
参数描述
LM1246AAC/NA 制造商:Rochester Electronics LLC 功能描述: 制造商:Texas Instruments 功能描述:IC 150MHZ RGB PREAMP 1246 DIP24
LM1246AAC/NA/NOPB 功能描述:IC PREAMP RGB 150MHZ 24-DIP RoHS:是 类别:集成电路 (IC) >> 线性 - 视频处理 系列:- 产品变化通告:Product Discontinuation 07/Mar/2011 标准包装:3,000 系列:OMNITUNE™ 类型:调谐器 应用:移动电话，手机，视频显示器 安装类型:表面贴装 封装/外壳:65-WFBGA 供应商设备封装:PG-WFSGA-65 包装:带卷 (TR) 其它名称:SP000365064
LM1246NA 制造商:NSC 制造商全称:National Semiconductor 功能描述:150 MHz I2C Compatible RGB Preamplifier with Internal 512 Character OSD ROM, 512 Character RAM and 4 DACs
LM1247 制造商:NSC 制造商全称:National Semiconductor 功能描述:150 MHz I2C Compatible RGB Preamplifier with Internal 512 Character OSD ROM, 512 Character RAM and 4 DACs
LM1247AAG/NA 功能描述:IC PREAMP CMOS 150MHZ 24DIP RoHS:否 类别:集成电路 (IC) >> 线性 - 视频处理 系列:- 产品变化通告:Product Discontinuation 07/Mar/2011 标准包装:3,000 系列:OMNITUNE™ 类型:调谐器 应用:移动电话，手机，视频显示器 安装类型:表面贴装 封装/外壳:65-WFBGA 供应商设备封装:PG-WFSGA-65 包装:带卷 (TR) 其它名称:SP000365064
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