| 型号 | 功能描述 | 生产厂家&企业 | LOGO | 操作 |
|---|---|---|---|---|
M54HC190 | 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 |  |   |
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 | | | |
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 | | | |
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 | | | |
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 | | | |
HIGHSPEEDCMOSLOGIC 文件：292.5 Kbytes Page：10 Pages | TITexas Instruments 德州仪器美国德州仪器公司 |  | | |
SYNCHRONOUSUP/DOWNCOUNTERSWITHDOWN/UPMODECONTROL 文件：614.22 Kbytes Page：26 Pages | TITexas Instruments 德州仪器美国德州仪器公司 | | | |
SYNCHORONOUSUP/DOWNCOUNTERSWITHDOWN/UPMODECONTROL 文件：1.23656 Mbytes Page：31 Pages | TI1Texas Instruments 德州仪器美国德州仪器公司 |  | | |
MM54HC190/MM74HC190SynchronousDecadeUp/DownCounterswithModeControlMM54HC191/MM74HC191SynchronousBinaryUp/DownCounterswithModeControl 文件：202.84 Kbytes Page：8 Pages | NSCNational Semiconductor (TI) 美国国家半导体美国国家半导体公司 |  | |
| IC供应商 | 芯片型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
ST |
24+ |
CDIP16 |
80000 |
只做自己库存,全新原装进口正品假一赔百,可开13%增 |
|||
ST |
9244 |
CDIP16 |
819 |
一级代理,专注军工、汽车、医疗、工业、新能源、电力 |
|||
SGS |
QQ咨询 |
CDIP |
1063 |
全新原装 研究所指定供货商 |
|||
SGS |
24+ |
CDIP20 |
22055 |
郑重承诺只做原装进口现货 |
|||
24+ |
29 |
||||||
ST |
25+ |
CDIP16 |
9874 |
||||
ST |
23+ |
CDIP16 |
12800 |
公司只有原装 欢迎来电咨询。 |
|||
ST/意法 |
23+ |
CDIP |
50000 |
全新原装正品现货,支持订货 |
|||
ST |
24+ |
JCDIP16 |
240 |
原装现货假一罚十 |
|||
ST |
2511 |
原厂原封 |
16900 |
电子元器件采购降本 30%!盈慧通原厂直采,砍掉中间差价 |
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M54HC190规格书下载地址
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