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:2026-3-15 14:13:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
NS/ST
专业铁帽
CAN8
67500
铁帽原装主营-可开原型号增税票
NS
24+
SOP8-DIP8
85740
全新原装正品!现货库存!可开13点增值税发票
ST
20+
SOP8
2960
诚信交易大量库存现货
ST
25+
原厂封装
5000
百分百原装正品 真实公司现货库存 本公司只做原装 可
ST
21+
NA
18
一级代理,专注军工、汽车、医疗、工业、新能源、电力
SST
原厂封装
9800
原装进口公司现货假一赔百
ST
22+
DIP8
6000
十年配单,只做原装
NS/美国国半
2025+
CAN
5000
原装进口价格优 请找坤融电子!
NS
24+
35
ST
23+
SOP-8
32732
原装正品代理渠道价格优势

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