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LF347M PDF预览

LF347M

更新时间: 2024-01-15 02:49:53
品牌 Logo 应用领域
美国国家半导体 - NSC 运算放大器
页数 文件大小 规格书
13页 409K
描述
Wide Bandwidth Quad JFET Input Operational Amplifiers

LF347M 技术参数

生命周期:Obsolete包装说明:SOP,
Reach Compliance Code:unknownECCN代码:EAR99
HTS代码:8542.33.00.01风险等级:5.63
放大器类型:OPERATIONAL AMPLIFIER最大平均偏置电流 (IIB):0.008 µA
标称共模抑制比:100 dB最大输入失调电压:13000 µV
JESD-30 代码:R-PDSO-G14长度:9 mm
标称负供电电压 (Vsup):-15 V功能数量:4
端子数量:14最高工作温度:70 °C
最低工作温度: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
座面最大高度:2.65 mm标称压摆率:13 V/us
最大压摆率:11 mA标称供电电压 (Vsup):15 V
表面贴装:YES技术:BIPOLAR
温度等级:COMMERCIAL端子形式:GULL WING
端子节距:1.27 mm端子位置:DUAL
标称均一增益带宽:4000 kHz宽度:7.5 mm
Base Number Matches:1

LF347M 数据手册

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May 1999  
LF147/LF347  
Wide Bandwidth Quad JFET Input Operational Amplifiers  
General Description  
The LF147 is a low cost, high speed quad JFET input opera-  
tional amplifier with an internally trimmed input offset voltage  
Features  
n Internally trimmed offset voltage: 5 mV max  
n Low input bias current: 50 pA  
n Low input noise current:  
(BI-FET II technology). The device requires a low supply  
current and yet maintains a large gain bandwidth product  
and a fast slew rate. In addition, well matched high voltage  
JFET input devices provide very low input bias and offset  
currents. The LF147 is pin compatible with the standard  
LM148. This feature allows designers to immediately up-  
grade the overall performance of existing LF148 and LM124  
designs.  
n Wide gain bandwidth: 4 MHz  
n High slew rate: 13 V/µs  
n Low supply current: 7.2 mA  
n High input impedance: 1012Ω  
=
<
n Low total harmonic distortion AV 10,:  
0.02%  
=
=
=
RL 10k, VO 20 Vp-p, BW 20 Hz−20 kHz  
n Low 1/f noise corner: 50 Hz  
n Fast settling time to 0.01%: 2 µs  
The LF147 may be used in applications such as high speed  
integrators, fast D/A converters, sample-and-hold circuits  
and many other circuits requiring low input offset voltage,  
low input bias current, high input impedance, high slew rate  
and wide bandwidth. The device has low noise and offset  
voltage drift.  
Simplified Schematic  
Connection Diagram  
1
4  
Quad  
Dual-In-Line Package  
DS005647-1  
Note 1: Available per SMD #8102306, JM38510/11906.  
DS005647-13  
Top View  
Order Number LF147J, LF347M, LF347BN,  
LF347N or LF147J/883 (Note 1)  
See NS Package Number J14A, M14A or N14A  
BI-FET II is a trademark of National Semiconductor Corporation.  
© 1999 National Semiconductor Corporation  
DS005647  
www.national.com  

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