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型号 功能描述 生产厂家 企业 LOGO 操作
74191

Synchronous 4-Bit Up/Down Counter with Mode Control

General Description The DM74LS191 circuit is a synchronous, reversible, up/down counter. Synchronous operation is provided by having all flip-flops clocked simultaneously, so that the outputs change simultaneously when so instructed by the steering logic. This mode of operation eliminates the out

FAIRCHILD

仙童半导体

74191

Synchronous Up/Down 4-Bit Binary Counter with Mode Control

文件:129.85 Kbytes Page:6 Pages

NSC

国半

74191

DIMMER CHOKES FOR EMI SUPPRESSION

文件:128.789 Kbytes Page:1 Pages

MYRRA

74191

Synchronous 4-Bit Up/Down Counter with Mode Control

ONSEMI

安森美半导体

High Speed Edgecard Connector in Ground Signal Format for High Performance Applications

文件:240.1 Kbytes Page:2 Pages

MOLEX

莫仕

High Speed Edgecard Connector in Ground Signal Format for High Performance Applications

文件:240.1 Kbytes Page:2 Pages

MOLEX

莫仕

High Speed Edgecard Connector in Ground Signal Format for High Performance Applications

文件:240.1 Kbytes Page:2 Pages

MOLEX

莫仕

High Speed Edgecard Connector in Ground Signal Format for High Performance Applications

文件:240.1 Kbytes Page:2 Pages

MOLEX

莫仕

High Speed Edgecard Connector in Ground Signal Format for High Performance Applications

文件:240.1 Kbytes Page:2 Pages

MOLEX

莫仕

Synchronous Up/Down 4-Bit Binary Counter with Mode Control

文件:129.85 Kbytes Page:6 Pages

NSC

国半

Synchronous Up/Down 4-Bit Binary Counter with Mode Control

文件:129.85 Kbytes Page:6 Pages

NSC

国半

SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL

文件:512.63 Kbytes Page:14 Pages

TI

德州仪器

SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL

文件:512.63 Kbytes Page:14 Pages

TI

德州仪器

替换型号 功能描述 生产厂家 企业 LOGO 操作

Synchronous Up/Down 4-Bit Binary Counter with Mode Control

NSC

国半

TTL HD74/HD74S Series

HITACHIHitachi Semiconductor

日立日立公司

74191产品属性

  • 类型

    描述

  • 型号

    74191

  • 制造商

    NSC

  • 制造商全称

    National Semiconductor

  • 功能描述

    Synchronous Up/Down 4-Bit Binary Counter with Mode Control

更新时间:2026-7-22 22:30:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
FSC
24+
DIP
80000
只做自己库存 全新原装进口正品假一赔百 可开13%增
MOL
25+
NA
111
专做原装正品,假一罚百!
MOLEX/莫仕
2608+
/
182881
一级代理,原装现货
24+
DIP
12
FSC
8920
DIP
65
一级代理,专注军工、汽车、医疗、工业、新能源、电力
MOL
2447
CONN
100500
一级代理专营品牌!原装正品,优势现货,长期排单到货
FSC
23+
DIP
65
全新原装正品现货,支持订货
TI/德州仪器
23+
DIP
5000
原厂授权代理,海外优势订货渠道。可提供大量库存,详
FAIRCHILD/仙童
23+
DIP
50000
全新原装正品现货,支持订货

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