型号 功能描述 生产厂家 企业 LOGO 操作

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

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

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

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

HitachiHitachi Semiconductor

日立日立公司

TRI-STATE Quad 2-Data Selectors/Multiplexers

文件:163.7 Kbytes Page:8 Pages

NSCNational Semiconductor (TI)

美国国家半导体美国国家半导体公司

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

文件:661.04 Kbytes Page:16 Pages

TI

德州仪器

SN74LS257BM产品属性

  • 类型

    描述

  • 型号

    SN74LS257BM

  • 制造商

    Rochester Electronics LLC

  • 功能描述

    - Bulk

更新时间:2025-10-7 22:18:02
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
TOS
NEW
TSSOP
9526
代理全系列销售,全新原装正品,价格优势,长期供应,量大可订
FAIRCHILD/仙童
24+
NA/
80
优势代理渠道,原装正品,可全系列订货开增值税票
N/A
25+
SOP16
54648
百分百原装现货 实单必成 欢迎询价
N/A
24+
SOP16
990000
明嘉莱只做原装正品现货
M
24+
SOP16
20000
全新原厂原装,进口正品现货,正规渠道可含税!!
MITSUBISHI/三菱
21+
SOP3.9
120000
长期代理优势供应
SIGN
23+
NA
9856
原装正品,假一罚百!
HIT
25+23+
DIP
30403
绝对原装正品全新进口深圳现货
TI
25+
SOP
3200
全新原装、诚信经营、公司现货销售
TI
21+
DIP16
10000
只做原装,质量保证

SN74LS257BM数据表相关新闻