型号 功能描述 生产厂家 企业 LOGO 操作

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

Fairchild

仙童半导体

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

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

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

更新时间:2025-12-26 17:09:01
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
2450+
NA
9850
只做原装正品现货或订货假一赔十!
TI
25+
SOP
2650
原装优势!绝对公司现货
MAT
25+
DIP
880000
明嘉莱只做原装正品现货
TI
25+23+
25367
绝对原装正品全新进口深圳现货
FSC
25+
SOP3.9
3200
全新原装、诚信经营、公司现货销售
TW
00+
DIP16
263
全新原装100真实现货供应
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、
mot
24+
N/A
6980
原装现货,可开13%税票
NSC
28
全新原装 货期两周
TI
24+
DIP
2300

SNM74LS221J数据表相关新闻