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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:2026-5-14 11:16:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
NS/美国国半
2025+
CAN
5000
原装进口价格优 请找坤融电子!
NS/国半
23+
SOP-8
5336
一级代理原厂VIP渠道,专注军工、汽车、医疗、工业、
ST
1634+
DIP8
1521
代理品牌
NS
18+
CAN
85600
保证进口原装可开17%增值税发票
ST
23+
SOP-8
32732
原装正品代理渠道价格优势
NS/国半
2447
CAN8
100500
一级代理专营品牌!原装正品,优势现货,长期排单到货
ST
20+
SOP8
3876
终端可以免费供样,支持BOM配单!
ST/意法
23+
DIP-8
50000
全新原装正品现货,支持订货
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
26+
DFN3x3
86720
全新原装正品价格最实惠 承诺假一赔百

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