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型号 功能描述 生产厂家 企业 LOGO 操作

丝印代码:HCT257;Quadruple 2-Line to 1-Line Data Select RS/Multiplexers With 3-State Outputs

1 Features • Operating voltage range of 4.5 V to 5.5 V • High-current3-state outputs interface directly with system bus • Typical tpd = 17 ns • Low power consumption, 80-μA max ICC • ±6-mA output drive at 5 V • Low input current of 1 μA max • Inputs are TTL-voltage compatible • Provide bu

TI

德州仪器

丝印代码:HCT257;Quadruple 2-Line to 1-Line Data Select RS/Multiplexers With 3-State Outputs

1 Features • Operating voltage range of 4.5 V to 5.5 V • High-current3-state outputs interface directly with system bus • Typical tpd = 17 ns • Low power consumption, 80-μA max ICC • ±6-mA output drive at 5 V • Low input current of 1 μA max • Inputs are TTL-voltage compatible • Provide bu

TI

德州仪器

丝印代码:HCT257;Quadruple 2-Line to 1-Line Data Select RS/Multiplexers With 3-State Outputs

1 Features • Operating voltage range of 4.5 V to 5.5 V • High-current3-state outputs interface directly with system bus • Typical tpd = 17 ns • Low power consumption, 80-μA max ICC • ±6-mA output drive at 5 V • Low input current of 1 μA max • Inputs are TTL-voltage compatible • Provide bu

TI

德州仪器

HCT257

QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS WITH 3-STATE OUTPUTS

文件:272.65 Kbytes Page:9 Pages

TI

德州仪器

丝印代码:HCT257M;High-Speed CMOS Logic Quad 2-Input Multiplexer with Three-State Non-Inverting Outputs

Features • Buffered Inputs • Typical Propagation Delay ( In to Output ) = 12ns at VCC = 5V, CL = 15pF, TA = 25oC • Fanout (Over Temperature Range) - Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads - Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads • Wide Operating T

TI

德州仪器

丝印代码:HCT257M;High-Speed CMOS Logic Quad 2-Input Multiplexer with Three-State Non-Inverting Outputs

Features • Buffered Inputs • Typical Propagation Delay ( In to Output ) = 12ns at VCC = 5V, CL = 15pF, TA = 25oC • Fanout (Over Temperature Range) - Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads - Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads • Wide Operating T

TI

德州仪器

丝印代码:HCT257M;High-Speed CMOS Logic Quad 2-Input Multiplexer with Three-State Non-Inverting Outputs

Features • Buffered Inputs • Typical Propagation Delay ( In to Output ) = 12ns at VCC = 5V, CL = 15pF, TA = 25oC • Fanout (Over Temperature Range) - Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads - Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads • Wide Operating T

TI

德州仪器

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

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

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

HCT257产品属性

  • 类型

    描述

  • 型号

    HCT257

  • 制造商

    TI

  • 制造商全称

    Texas Instruments

  • 功能描述

    QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS WITH 3-STATE OUTPUTS

更新时间:2026-8-3 23:01:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
TI
25+
SO16
22412
正规渠道,免费送样。支持账期,BOM一站式配齐
TI
25+
16-SOIC
11580
原装正品现货,原厂订货,可支持含税原型号开票。
TI
25+
SOIC14
4500
全新原装、诚信经营、公司现货销售!
TI
22+
16SOIC
9000
原厂渠道,现货配单
TI(德州仪器)
23+
SOIC-16
13650
公司只做原装正品,假一赔十
TI/德州仪器
2223+
SOP-16
26800
只做原装正品假一赔十为客户做到零风险
TI
SOP
8560
一级代理 原装正品假一罚十价格优势长期供货
TI/德州仪器
2450+
SOP
6540
只做原装正品现货或订货假一赔十!
TI
25+
3614
公司优势库存 热卖中!
TI/德州仪器
25+
原厂封装
10280
原厂授权代理,专注军工、汽车、医疗、工业、新能源!

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