型号 功能描述 生产厂家&企业 LOGO 操作

Dual non-retriggerable monostable multivibrator with reset

The 74HC/HCT221 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. The 74HC/HCT221 are dual non-retriggerable monostable multivibrators. Each multivibrator features an active LOW-goin

Philips

飞利浦

Dual Non-Retriggerable Monostable Multivibrator

The MM74HC221A high speed monostable multivibrators (one shots) utilize advanced silicon-gate CMOS technology. They feature speeds comparable to low power Schottky TTL circuitry while retaining the low power and high noise immunity characteristic of CMOS circuits.

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

Dual Monostable Multivibrators (with Schmitt Trigger Input)

Each multivibrator features both a negative, A, and a positive, B, transition triggered input, either of which can be used as an inhibit. Also included is a clear inpt that when taken low resets the one shot. The HD74HC221 can be triggered on the positive transition of teh clear while A is held

HitachiHitachi Semiconductor

日立日立公司

High Speed CMOS Logic Dual Monostable Multivibrator with Reset

文件:65.78 Kbytes Page:11 Pages

TI

德州仪器

Wiha Quality Tools Toll Free: (800) 494-6104

文件:470.28 Kbytes Page:2 Pages

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更新时间:2025-8-15 23:01:02
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
S
24+
NA/
3738
原装现货,当天可交货,原型号开票
FCI
2016+
USB
3500
只做原装,假一罚十,公司可开17%增值税发票!
FCI
22+23+
SMD
8000
新到现货,只做原装进口
S
8633
DIP
488
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-
24+
NA
1
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FCI
2018+
NA
6528
承若只做进口原装正品假一赔十!
AMPHENOL ICC
23+
SMD
880000
明嘉莱只做原装正品现货
SIGNETICS
24+/25+
300
原装正品现货库存价优
S
23+
DIP16
5000
原厂授权代理,海外优势订货渠道。可提供大量库存,详
HIT
24+
PDIP
600

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