型号 功能描述 生产厂家&企业 LOGO 操作
74LS221N

DUAL MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS

DUAL MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS Each multivibrator of the LS221 features a negative-transition-triggered input and a positive-transition-triggered inputeither of which can be used as an inhibit input. Pulse triggering occurs at a voltage level and is not related

Motorola

摩托罗拉

74LS221N

LOW POWER SCHOTTKY

Dual Monostable Multivibrators with Schmitt-Trigger inputs • SN74LS221 is a Dual Highly Stable One-Shot • Overriding Clear Terminates Output Pulse • Pin Out is Identical to SN74LS123

ONSEMI

安森美半导体

Dual Non-Retriggerable One-Shot with Clear and Complementary Outputs

General Description The DM74LS221 is a dual monostable multivibrator with Schmitt-trigger input. Each device has three inputs permitting the choice of either leading-edge or trailing-edge triggering. Pin (A) is an active-LOW trigger transition input and pin (B) is an active-HIGH transition Schm

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

74LS221 Dual Non-Retriggerable One-Shot with Clear and Complementary Outputs

General Description The DM74LS221 is a dual monostable multivibrator with Schmitt-trigger input. Each device has three inputs permitting the choice of either leading-edge or trailing-edge triggering. Pin (A) is an active-LOW trigger transition input and pin (B) is an active-HIGH transition Sc

SYC

LOW POWER SCHOTTKY

Dual Monostable Multivibrators with Schmitt-Trigger inputs • SN74LS221 is a Dual Highly Stable One-Shot • Overriding Clear Terminates Output Pulse • Pin Out is Identical to SN74LS123

ONSEMI

安森美半导体

74LS221N产品属性

  • 类型

    描述

  • 型号

    74LS221N

  • 制造商

    Texas Instruments

更新时间:2025-8-7 20:00:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
TI/德州仪器
24+
NA/
95
优势代理渠道,原装正品,可全系列订货开增值税票
TI/德州仪器
24+
DIP
100
大批量供应优势库存热卖
TI
24+
NA
2000
只做原装正品现货 欢迎来电查询15919825718
TI
24+
SMD
20000
一级代理原装现货假一罚十
mot
24+
N/A
6980
原装现货,可开13%税票
MAT
25+
DIP
880000
明嘉莱只做原装正品现货
TI
25+23+
NA
17808
绝对原装正品全新进口深圳现货
HD
05+
100
原装正品
TI/德州仪器
23+
SOP-5.2
3000
一级代理原厂VIP渠道,专注军工、汽车、医疗、工业、
24+
5000
公司存货

74LS221N数据表相关新闻