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型号 功能描述 生产厂家 企业 LOGO 操作
LF257

LFx5x JFET Input Operational Amplifiers

1 Features 1• Advantages – Replace Expensive Hybrid and Module FET Op Amps – Rugged JFETs Allow Blow-Out Free Handling Compared With MOSFET Input Devices – Excellent for Low Noise Applications Using Either High or Low Source Impedance—Very Low 1/f Corner – Offset Adjust Does Not Degrade D

TI

德州仪器

LF257

WIDE BANDWIDTH SINGLE J-FET OPERATIONAL AMPLIFIERS

DESCRIPTION These circuits are monolithic J-FET input operational amplifiers incorporating well matched, high voltage J-FET on the same chip with standard bipolar transistors. This amplifiers feature low input bias and offset currents, low input offset voltage and input offset voltage drift,coup

STMICROELECTRONICS

意法半导体

LF257

Series Monolithic JFET Input Operational Amplifiers

文件:543.17 Kbytes Page:15 Pages

NSC

国半

LF257

JFET Input Operational Amplifiers

文件:1.07929 Mbytes Page:23 Pages

NSC

国半

LF257

JFET Input Operational Amplifiers

TI

德州仪器

WIDE BANDWIDTH SINGLE J-FET OPERATIONAL AMPLIFIERS

DESCRIPTION These circuits are monolithic J-FET input operational amplifiers incorporating well matched, high voltage J-FET on the same chip with standard bipolar transistors. This amplifiers feature low input bias and offset currents, low input offset voltage and input offset voltage drift,coup

STMICROELECTRONICS

意法半导体

WIDE BANDWIDTH SINGLE J-FET OPERATIONAL AMPLIFIERS

DESCRIPTION These circuits are monolithic J-FET input operational amplifiers incorporating well matched, high voltage J-FET on the same chip with standard bipolar transistors. This amplifiers feature low input bias and offset currents, low input offset voltage and input offset voltage drift,coup

STMICROELECTRONICS

意法半导体

Series Monolithic JFET Input Operational Amplifiers

文件:543.17 Kbytes Page:15 Pages

NSC

国半

JFET Input Operational Amplifiers

文件:1.07929 Mbytes Page:23 Pages

NSC

国半

HIGH VOLTAGE VIDEO AMPLIFIERS

DESCRIPTION The BF257, BF258 and BF259 are silicon planar epitaxial NPN transistors in Jedec TO-39 metal case. They are particularly designed for videooutput stages in CTV and MTV sets, class A audio output stages and drivers for horizontal deflection circuits.

STMICROELECTRONICS

意法半导体

QUAD 2 CHANNEL MULTIPLEXER 3-STATE

DESCRIPTION The 74VHC257 is an advanced high-speed CMOS QUAD 2-CHANNEL MULTIPLEXER (3-STATE) fabricated with sub-micron silicon gate and double-layer metal wiring C2MOS technology. ■ HIGH SPEED: tPD = 3.7ns (TYP.) at VCC = 5V ■ LOW POWER DISSIPATION: ICC = 4 µA (MAX.) at TA=25°C ■ HIGH NOISE I

STMICROELECTRONICS

意法半导体

TRISILTM

DESCRIPTION The SMTPBxx series has been designedto protect telecommunication equipment against lightning and transient induced by AC power lines. FEATURES BIDIRECTIONAL CROWBAR PROTECTION. BREAKDOWNVOLTAGE RANGE: From 62 V To 270 V. HOLDING CURRENT: IH= 150 mA min REPETITIVE PE

STMICROELECTRONICS

意法半导体

LF257产品属性

  • 类型

    描述

  • 型号

    LF257

  • 制造商

    NSC

  • 制造商全称

    National Semiconductor

  • 功能描述

    JFET Input Operational Amplifiers

更新时间:2026-3-17 22:58:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
ST
2016+
DIP8
6678
只做原装,假一罚十,公司可开17%增值税发票!
NSC
25+
48
公司优势库存 热卖中!!
NS/ST
专业铁帽
CAN8
67500
铁帽原装主营-可开原型号增税票
ST
26+
SOP-8
60000
只有原装 可配单
ST
21+
NA
18
一级代理,专注军工、汽车、医疗、工业、新能源、电力
ST
24+
SOP8
20000
全新原厂原装,进口正品现货,正规渠道可含税!!
ST/意法半导体
25+
SOP-8
3876
全新原装正品支持含税
NS
2015+
SOP/DIP
19889
一级代理原装现货,特价热卖!
NSC
26+
CAN8
890000
一级总代理商原厂原装大批量现货 一站式服务
ST/意法
22+
5000
只做原装鄙视假货15118075546

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