型号 功能描述 生产厂家 企业 LOGO 操作

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

FAIRCHILD

仙童半导体

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

替换型号 功能描述 生产厂家 企业 LOGO 操作

Dual non-retriggerable monostable multivibrator with reset

PHILIPS

飞利浦

Dual Non-Retriggerable Monostable Multivibrator

FAIRCHILD

仙童半导体

Dual Monostable Multivibrators (with Schmitt Trigger Input)

HITACHIHitachi Semiconductor

日立日立公司

High Speed CMOS Logic Dual Monostable Multivibrator with Reset

TI

德州仪器

LOW POWER SCHOTTKY

ONSEMI

安森美半导体

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

FAIRCHILD

仙童半导体

Dual Monostable Multivibrators

HITACHIHitachi Semiconductor

日立日立公司

Ouadruple 2-input Positive NAND Gates

HITACHIHitachi Semiconductor

日立日立公司

Dual Monostable Multivibrators

RENESAS

瑞萨

Dual Monostable Multivibrators

RENESAS

瑞萨

DUAL MONOSTABLE MULTIVIBRATPORS WITH SCHMITT-TRIGGER INPUTS

TI

德州仪器

DUAL MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS

TI

德州仪器

LOW POWER SCHOTTKY

ONSEMI

安森美半导体

DUAL MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS

TI

德州仪器

更新时间:2026-3-3 11:16:02
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
MOTOROLA
26+
TO-220
86720
全新原装正品价格最实惠 假一赔百
HIT
24+
SOP5.2
80000
只做自己库存 全新原装进口正品假一赔百 可开13%增
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、
TI
25+23+
25367
绝对原装正品全新进口深圳现货
24+
N/A
80000
一级代理-主营优势-实惠价格-不悔选择
MAT
25+
DIP
880000
明嘉莱只做原装正品现货
Renesas Electronics Corporatio
24+25+
16500
全新原厂原装现货!受权代理!可送样可提供技术支持!
TI/德州仪器
23+
NA
50000
全新原装正品现货,支持订货
TI
25+
SOP
2650
原装优势!绝对公司现货
TI/德州仪器
2450+
NA
9850
只做原装正品现货或订货假一赔十!

SN74LS221JDS数据表相关新闻