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LF398AH

更新时间: 2024-02-08 19:35:25
品牌 Logo 应用领域
美国国家半导体 - NSC 采样保持电路放大器
页数 文件大小 规格书
13页 523K
描述
Monolithic Sample-and-Hold Circuits

LF398AH 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:SOIC包装说明:SOP,
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.33.00.01风险等级:5.64
最长采集时间:6 µs放大器类型:SAMPLE AND HOLD CIRCUIT
JESD-30 代码:R-PDSO-GJESD-609代码:e0
功能数量:1封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE认证状态:Not Qualified
采样并保持/跟踪并保持:SAMPLE子类别:Sample and Hold Circuit
表面贴装:YES端子面层:Tin/Lead (Sn/Pb)
端子形式:GULL WING端子位置:DUAL
Base Number Matches:1

LF398AH 数据手册

 浏览型号LF398AH的Datasheet PDF文件第1页浏览型号LF398AH的Datasheet PDF文件第3页浏览型号LF398AH的Datasheet PDF文件第4页浏览型号LF398AH的Datasheet PDF文件第5页浏览型号LF398AH的Datasheet PDF文件第6页浏览型号LF398AH的Datasheet PDF文件第7页 
Absolute Maximum Ratings (Note 1)  
If Military/Aerospace specified devices are required,  
please contact the National Semiconductor Sales Office/  
Distributors for availability and specifications.  
Hold Capacitor Short  
Circuit Duration  
10 sec  
Lead Temperature (Note 4)  
H package (Soldering, 10 sec.)  
N package (Soldering, 10 sec.)  
M package:  
260˚C  
260˚C  
±
Supply Voltage  
18V  
Power Dissipation (Package  
Limitation) (Note 2)  
Operating Ambient Temperature Range  
LF198/LF198A  
Vapor Phase (60 sec.)  
215˚C  
220˚C  
500 mW  
Infrared (15 sec.)  
Thermal Resistance (θJA) (typicals)  
H package 215˚C/W (Board mount in still air)  
85˚C/W (Board mount in  
400LF/min air flow)  
−55˚C to +125˚C  
−25˚C to +85˚C  
0˚C to +70˚C  
LF298  
LF398/LF398A  
Storage Temperature Range  
−65˚C to +150˚C  
N package  
M package  
115˚C/W  
106˚C/W  
Input Voltage  
Equal to Supply Voltage  
Logic To Logic Reference  
Differential Voltage (Note 3)  
Output Short Circuit Duration  
θJC (H package, typical) 20˚C/W  
+7V, 30V  
Indefinite  
Electrical Characteristics  
The following specifcations apply for −VS + 3.5V VIN +VS − 3.5V, +VS = +15V, −VS = −15V, TA = Tj = 25˚C, Ch = 0.01 µF,  
RL = 10 k, LOGIC REFERENCE = 0V, LOGIC HIGH = 2.5V, LOGIC LOW = 0V unless otherwise specified.  
Parameter  
Conditions  
LF198/LF298  
LF398  
Typ  
2
Units  
Min  
Typ  
Max  
Min  
Max  
7
Input Offset Voltage, (Note 5)  
Input Bias Current, (Note 5)  
Tj = 25˚C  
1
3
5
mV  
mV  
nA  
nA  
Full Temperature Range  
Tj = 25˚C  
10  
5
25  
75  
10  
50  
Full Temperature Range  
Tj = 25˚C  
100  
Input Impedance  
Gain Error  
1010  
1010  
Tj = 25˚C, RL = 10k  
Full Temperature Range  
Tj = 25˚C, Ch = 0.01 µF  
0.002 0.005  
0.004 0.01  
%
0.02  
96  
0.02  
90  
%
Feedthrough Attenuation Ratio  
at 1 kHz  
86  
80  
dB  
Output Impedance  
Tj = 25˚C, “HOLD” mode  
Full Temperature Range  
Tj = 25˚C, Ch = 0.01 µF, VOUT = 0  
Tj25˚C  
0.5  
2
0.5  
4
4
6
“HOLD” Step, (Note 6)  
Supply Current, (Note 5)  
Logic and Logic Reference Input  
Current  
0.5  
4.5  
2
2.0  
5.5  
10  
1.0  
4.5  
2
2.5  
6.5  
10  
mV  
mA  
µA  
Tj = 25˚C  
Leakage Current into Hold  
Capacitor (Note 5)  
Tj = 25˚C, (Note 7)  
Hold Mode  
30  
100  
30  
200  
pA  
Acquisition Time to 0.1%  
VOUT = 10V, Ch = 1000 pF  
Ch = 0.01 µF  
4
20  
5
4
20  
5
µs  
µs  
Hold Capacitor Charging Current  
Supply Voltage Rejection Ratio  
Differential Logic Threshold  
VIN−VOUT = 2V  
mA  
dB  
V
VOUT = 0  
80  
110  
1.4  
1
80  
110  
1.4  
2
Tj = 25˚C  
0.8  
2.4  
1
0.8  
2.4  
2
Input Offset Voltage, (Note 5)  
Tj = 25˚C  
mV  
mV  
nA  
nA  
Full Temperature Range  
Tj = 25˚C  
2
3
Input Bias Current, (Note 5)  
5
25  
75  
10  
25  
50  
Full Temperature Range  
www.national.com  
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