型号 功能描述 生产厂家 企业 LOGO 操作

3-STATE Quad 2-Data Selectors/Multiplexers

General Description These Schottky-clamped high-performance multiplexers feature 3-STATE outputs that can interface directly with data lines of bus-organized systems. With all but one of the common outputs disabled (at a high impedance state), the low impedance of the single enabled output will d

Fairchild

仙童半导体

LOW POWER SCHOTTKY

Quad 2-Input Multiplexer with 3-State Outputs The LSTTL/MSI SN74LS257B and the SN74LS258B are Quad 2-Input Multiplexers with 3-state outputs. Four bits of data from two sources can be selected using a Common Data Select input. The four outputs present the selected data in true (non-inverted)

ONSEMI

安森美半导体

Quadruple 2-line-to-1-line Data Selectors/Multiplexers(with non inverted 3-state outputs)

HitachiHitachi Semiconductor

日立日立公司

QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS

文件:661.04 Kbytes Page:16 Pages

TI

德州仪器

TRI-STATE Quad 2-Data Selectors/Multiplexers

文件:163.7 Kbytes Page:8 Pages

NSC

国半

74LS257BD产品属性

  • 类型

    描述

  • 型号

    74LS257BD

  • 制造商

    Motorola Inc

更新时间:2025-12-25 17:41:02
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
FUJ
24+
DIP
78
只做原装正品现货 欢迎来电查询15919825718
TOS
NEW
TSSOP
9526
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S
25+
DIP
82
百分百原装正品 真实公司现货库存 本公司只做原装 可
TI
23+
DIP16
12700
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Signetics
25+
28
公司优势库存 热卖中!!
FAIRCHILD/仙童
22+
DIP
12245
现货,原厂原装假一罚十!
N/A
25+
DIP
880000
明嘉莱只做原装正品现货
TI
24+
DIP16
30000
原装正品公司现货,假一赔十!
SIGN
23+
NA
9856
原装正品,假一罚百!
FUJITSU
2016+
DIP
3000
只做原装,假一罚十,公司可开17%增值税发票!

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