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74LS21

Dual 4-input Positive AND Gates

DUal 4-Input Positive AND Gates

文件:43.05 Kbytes 页数:5 Pages

HITACHIHitachi Semiconductor

日立日立公司

74LS21

DUAL 4-INPUT AND GATE

DUAL 4-INPUT AND GATE LOW POWER SCHOTTKY

文件:118.09 Kbytes 页数:4 Pages

MOTOROLA

摩托罗拉

74LS21

DUAL 4-INPUT POSITIVE AND GATE

DUAL 4-INPUT POSITIVE AND GATE

文件:51.46 Kbytes 页数:1 Pages

ETCList of Unclassifed Manufacturers

未分类制造商

74LS21DC

DUAL 4-INPUT POSITIVE AND GATE

DUAL 4-INPUT POSITIVE AND GATE

文件:51.46 Kbytes 页数:1 Pages

ETCList of Unclassifed Manufacturers

未分类制造商

74LS21FC

DUAL 4-INPUT POSITIVE AND GATE

DUAL 4-INPUT POSITIVE AND GATE

文件:51.46 Kbytes 页数:1 Pages

ETCList of Unclassifed Manufacturers

未分类制造商

74LS21PC

DUAL 4-INPUT POSITIVE AND GATE

DUAL 4-INPUT POSITIVE AND GATE

文件:51.46 Kbytes 页数:1 Pages

ETCList of Unclassifed Manufacturers

未分类制造商

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 Schm

文件:108.95 Kbytes 页数:8 Pages

FAIRCHILD

仙童半导体

74LS221

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

文件:120.81 Kbytes 页数:8 Pages

ONSEMI

安森美半导体

74LS221

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

文件:155.07 Kbytes 页数:8 Pages

SYC

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

文件:120.81 Kbytes 页数:8 Pages

ONSEMI

安森美半导体

详细参数

  • 型号:

    74LS

  • 制造商:

    ONSEMI

  • 制造商全称:

    ON Semiconductor

  • 功能描述:

    SYNCHRONOUS 4-BIT UP/DOWN COUNTER

供应商型号品牌批号封装库存备注价格
SA
25+
DIP20
18000
原厂直接发货进口原装
询价
SIG
21+
DIP-20
1638
只做原装正品,不止网上数量,欢迎电话微信查询!
询价
74
24+
37500
只做自己原装现货,价格最优
询价
FAIRCHIL
25+23+
SOP
29413
绝对原装正品全新进口深圳现货
询价
NS
2411+
SOP20
3668
优势代理渠道,原装现货,可全系列订货
询价
GS
25+
SOP14
51
旗舰店
询价
TI
04+
SOP/14
50
原装现货海量库存欢迎咨询
询价
TI
25+
SOP
45482
百分百原装正品 真实公司现货库存 本公司只做原装 可
询价
TI/HD
24+
DIP
36500
原装现货/放心购买
询价
Fairchild Semiconductor
24+
/
3000
全新、原装
询价
更多74LS供应商 更新时间2026-1-25 16:42:00