型号 功能描述 生产厂家&企业 LOGO 操作
M74HC191

4BITSYNCHRONOUSUP/DOWNCOUNTERS

DESCRIPTION TheM54/74HC190/191arehighspeedCMOS4-BITSYNCHRONOUSUP/DOWNCOUNTERSfabricatedinsilicongateC2MOStechnology. ■HIGHSPEED fMAX=48MHz(TYP.)ATVCC=5V ■LOWPOWERDISSIPATION ICC=4µA(MAX.)ATTA=25°C ■HIGHNOISEIMMUNITY VNIH=VNIL=28

STMICROELECTRONICSSTMicroelectronics

意法半导体意法半导体集团

STMICROELECTRONICS

4BITSYNCHRONOUSUP/DOWNCOUNTERS

DESCRIPTION TheM54/74HC190/191arehighspeedCMOS4-BITSYNCHRONOUSUP/DOWNCOUNTERSfabricatedinsilicongateC2MOStechnology. ■HIGHSPEED fMAX=48MHz(TYP.)ATVCC=5V ■LOWPOWERDISSIPATION ICC=4µA(MAX.)ATTA=25°C ■HIGHNOISEIMMUNITY VNIH=VNIL=28

STMICROELECTRONICSSTMicroelectronics

意法半导体意法半导体集团

STMICROELECTRONICS

4BITSYNCHRONOUSUP/DOWNCOUNTERS

DESCRIPTION TheM54/74HC190/191arehighspeedCMOS4-BITSYNCHRONOUSUP/DOWNCOUNTERSfabricatedinsilicongateC2MOStechnology. ■HIGHSPEED fMAX=48MHz(TYP.)ATVCC=5V ■LOWPOWERDISSIPATION ICC=4µA(MAX.)ATTA=25°C ■HIGHNOISEIMMUNITY VNIH=VNIL=28

STMICROELECTRONICSSTMicroelectronics

意法半导体意法半导体集团

STMICROELECTRONICS

4BITSYNCHRONOUSUP/DOWNCOUNTERS

DESCRIPTION TheM54/74HC190/191arehighspeedCMOS4-BITSYNCHRONOUSUP/DOWNCOUNTERSfabricatedinsilicongateC2MOStechnology. ■HIGHSPEED fMAX=48MHz(TYP.)ATVCC=5V ■LOWPOWERDISSIPATION ICC=4µA(MAX.)ATTA=25°C ■HIGHNOISEIMMUNITY VNIH=VNIL=28

STMICROELECTRONICSSTMicroelectronics

意法半导体意法半导体集团

STMICROELECTRONICS

4BITSYNCHRONOUSUP/DOWNCOUNTERS

DESCRIPTION TheM54/74HC190/191arehighspeedCMOS4-BITSYNCHRONOUSUP/DOWNCOUNTERSfabricatedinsilicongateC2MOStechnology. ■HIGHSPEED fMAX=48MHz(TYP.)ATVCC=5V ■LOWPOWERDISSIPATION ICC=4µA(MAX.)ATTA=25°C ■HIGHNOISEIMMUNITY VNIH=VNIL=28

STMICROELECTRONICSSTMicroelectronics

意法半导体意法半导体集团

STMICROELECTRONICS

4BITSYNCHRONOUSUP/DOWNCOUNTERS

文件:566.81 Kbytes Page:14 Pages

STMICROELECTRONICSSTMicroelectronics

意法半导体意法半导体集团

STMICROELECTRONICS

4BITSYNCHRONOUSUP/DOWNCOUNTERS

文件:566.81 Kbytes Page:14 Pages

STMICROELECTRONICSSTMicroelectronics

意法半导体意法半导体集团

STMICROELECTRONICS

封装/外壳:16-DIP(0.300",7.62mm) 包装:管件 描述:IC COUNTER UP/DN 4BIT SYNC 16DIP 集成电路(IC) 计数器,除法器

STMICROELECTRONICSSTMicroelectronics

意法半导体意法半导体集团

STMICROELECTRONICS

4BITSYNCHRONOUSUP/DOWNCOUNTERS

文件:566.81 Kbytes Page:14 Pages

STMICROELECTRONICSSTMicroelectronics

意法半导体意法半导体集团

STMICROELECTRONICS

4BITSYNCHRONOUSUP/DOWNCOUNTERS

文件:566.81 Kbytes Page:14 Pages

STMICROELECTRONICSSTMicroelectronics

意法半导体意法半导体集团

STMICROELECTRONICS

4BITSYNCHRONOUSUP/DOWNCOUNTERS

文件:566.81 Kbytes Page:14 Pages

STMICROELECTRONICSSTMicroelectronics

意法半导体意法半导体集团

STMICROELECTRONICS

Presettablesynchronous4-bitbinaryup/downcounter

GENERALDESCRIPTION The74HC/HCT191arehigh-speedSi-gateCMOSdevicesandarepincompatiblewithlowpowerSchottkyTTL(LSTTL).TheyarespecifiedincompliancewithJEDECstandardno.7A. The74HC/HCT191areasynchronouslypresettable4-bitbinaryup/downcounters.Theycontainfourmaster/

PhilipsPhilips Semiconductors

飞利浦荷兰皇家飞利浦

Presettablesynchronous4-bitbinaryup/downcounter

1.Generaldescription The74HC191isanasynchronouslypresettable4-bitbinaryup/downcounter.Itcontainsfour master/slaveflip-flopswithinternalgatingandsteeringlogictoprovideasynchronouspresetand synchronouscount-upandcount-downoperation.Asynchronousparallelloadcapabil

NEXPERIANexperia B.V. All rights reserved

安世安世半导体(中国)有限公司

NEXPERIA

Presettablesynchronous4-bitbinaryup/downcounter

1.Generaldescription The74HC191isanasynchronouslypresettable4-bitbinaryup/downcounter.Itcontainsfour master/slaveflip-flopswithinternalgatingandsteeringlogictoprovideasynchronouspresetand synchronouscount-upandcount-downoperation.Asynchronousparallelloadcapabil

NEXPERIANexperia B.V. All rights reserved

安世安世半导体(中国)有限公司

NEXPERIA

Presettablesynchronous4-bitbinaryup/downcounter

GENERALDESCRIPTION The74HC/HCT191arehigh-speedSi-gateCMOSdevicesandarepincompatiblewithlowpowerSchottkyTTL(LSTTL).TheyarespecifiedincompliancewithJEDECstandardno.7A. The74HC/HCT191areasynchronouslypresettable4-bitbinaryup/downcounters.Theycontainfourmaster/

PhilipsPhilips Semiconductors

飞利浦荷兰皇家飞利浦

Presettablesynchronous4-bitbinaryup/downcounter

GENERALDESCRIPTION The74HC/HCT191arehigh-speedSi-gateCMOSdevicesandarepincompatiblewithlowpowerSchottkyTTL(LSTTL).TheyarespecifiedincompliancewithJEDECstandardno.7A. The74HC/HCT191areasynchronouslypresettable4-bitbinaryup/downcounters.Theycontainfourmaster/

PhilipsPhilips Semiconductors

飞利浦荷兰皇家飞利浦

M74HC191产品属性

  • 类型

    描述

  • 型号

    M74HC191

  • 制造商

    STMICROELECTRONICS

  • 制造商全称

    STMicroelectronics

  • 功能描述

    4 BIT SYNCHRONOUS UP/DOWN COUNTERS

更新时间:2025-6-5 11:37:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
ST
23+
SOP16
8560
受权代理!全新原装现货特价热卖!
STMICROELECT
05+
原厂原装
5045
只做全新原装真实现货供应
STMicroelectronics
25+
16-DIP(0.300 7.62mm)
9350
独立分销商 公司只做原装 诚心经营 免费试样正品保证
ST/意法
24+
NA
80000
只做自己库存,全新原装进口正品假一赔百,可开13%增
ST/意法
23+
SOP14
13000
原厂授权一级代理,专业海外优势订货,价格优势、品种
ST
24+
SO-16
3200
十年品牌!原装现货!!!
ST
2447
DIP-16
100500
一级代理专营品牌!原装正品,优势现货,长期排单到货
STM原厂目录
24+
PDIP16;SO-16
28500
授权代理直销,原厂原装现货,假一罚十,特价销售
ST
21+
SOP-16
23480
ST/意法
24+
DIP-16
5800
只做原装,欢迎询价,量大价优

M74HC191芯片相关品牌

  • CHENDA
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  • HARWIN
  • IRF
  • Ricoh
  • SCHURTER
  • Semikron
  • SICK
  • SKYWORKS
  • TDK
  • TOCOS

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