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LF444AMD PDF预览

LF444AMD

更新时间: 2024-09-12 22:47:11
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
10页 362K
描述
Quad Low Power JFET Input Operational Amplifier

LF444AMD 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:DIP包装说明:DIP-14
针数:14Reach Compliance Code:unknown
ECCN代码:EAR99HTS代码:8542.33.00.01
风险等级:5.09放大器类型:OPERATIONAL AMPLIFIER
架构:VOLTAGE-FEEDBACK最大平均偏置电流 (IIB):0.00005 µA
25C 时的最大偏置电流 (IIB):0.00005 µA最小共模抑制比:80 dB
标称共模抑制比:100 dB频率补偿:YES
最大输入失调电压:8000 µVJESD-30 代码:R-CDIP-T14
JESD-609代码:e0低-偏置:YES
低-失调:NO微功率:YES
负供电电压上限:-22 V标称负供电电压 (Vsup):-20 V
功能数量:4端子数量:14
最高工作温度:125 °C最低工作温度:-55 °C
封装主体材料:CERAMIC, METAL-SEALED COFIRED封装代码:DIP
封装等效代码:DIP14,.3封装形状:RECTANGULAR
封装形式:IN-LINE峰值回流温度(摄氏度):NOT SPECIFIED
电源:+-15 V认证状态:Not Qualified
座面最大高度:4.572 mm标称压摆率:1 V/us
子类别:Operational Amplifier最大压摆率:1 mA
供电电压上限:22 V标称供电电压 (Vsup):20 V
表面贴装:NO技术:BIPOLAR
温度等级:MILITARY端子面层:Tin/Lead (Sn/Pb)
端子形式:THROUGH-HOLE端子节距:2.54 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
标称均一增益带宽:1000 kHz最小电压增益:25000
宽度:7.62 mmBase Number Matches:1

LF444AMD 数据手册

 浏览型号LF444AMD的Datasheet PDF文件第2页浏览型号LF444AMD的Datasheet PDF文件第3页浏览型号LF444AMD的Datasheet PDF文件第4页浏览型号LF444AMD的Datasheet PDF文件第5页浏览型号LF444AMD的Datasheet PDF文件第6页浏览型号LF444AMD的Datasheet PDF文件第7页 
May 1998  
LF444  
Quad Low Power JFET Input Operational Amplifier  
General Description  
Features  
1
4
n
⁄ supply current of a LM148: 200 µA/Amplifier (max)  
The LF444 quad low power operational amplifier provides  
many of the same AC characteristics as the industry stan-  
dard LM148 while greatly improving the DC characteristics  
of the LM148. The amplifier has the same bandwidth, slew  
rate, and gain (10 kload) as the LM148 and only draws  
one fourth the supply current of the LM148. In addition the  
well matched high voltage JFET input devices of the LF444  
reduce the input bias and offset currents by a factor of  
10,000 over the LM148. The LF444 also has a very low  
equivalent input noise voltage for a low power amplifier.  
n Low input bias current: 50 pA (max)  
n High gain bandwidth: 1 MHz  
n High slew rate: 1 V/µs  
n Low noise voltage for low power  
n Low input noise current  
The LF444 is pin compatible with the LM148 allowing an im-  
mediate 4 times reduction in power drain in many applica-  
tions. The LF444 should be used wherever low power dissi-  
pation and good electrical characteristics are the major  
considerations.  
n High input impedance: 1012Ω  
=
=
10V, RL 10k: 50k (min)  
±
n High gain VO  
Simplified Schematic  
Connection Diagram  
1/4 Quad  
Dual-In-Line Package  
DS009156-2  
DS009156-1  
Top View  
Order Number LF444AMD, LF444CM,  
LF444ACN, LF444CN or LF444MD/883  
See NS Package Number D14E, M14A or N14A  
Ordering Information  
LF444XYZ  
X indicates electrical grade  
Y indicates temperature range  
“M” for military, “C” for commercial  
Z indicates package type “D”, “M” or “N”  
BI-FET and BI-FET II are trademarks of National Semiconductor Corporation.  
© 1999 National Semiconductor Corporation  
DS009156  
www.national.com  

LF444AMD 替代型号

型号 品牌 替代类型 描述 数据表
TL064ACN TI

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