数据搜索系统,热门电子元器件搜索 |
|
SN74HCT139NE4 数据表(PDF) 2 Page - Texas Instruments |
|
SN74HCT139NE4 数据表(HTML) 2 Page - Texas Instruments |
2 / 11 page SN54HCT139, SN74HCT139 DUAL 2LINE TO 4LINE DECODERS/DEMULTIPLEXERS SCLS066D − MARCH 1982 − REVISED SEPTEMBER 2003 2 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 description/ordering information (continued) The ’HCT139 devices comprise two individual 2-line to 4-line decoders in a single package. The active-low enable (G) input can be used as a data line in demultiplexing applications. These decoders/demultiplexers feature fully buffered inputs, each of which represents only one normalized load to its driving circuit. FUNCTION TABLE INPUTS OUTPUTS G SELECT OUTPUTS G B A Y0 Y1 Y2 Y3 H X X H H H H L L LL HH H L L HH LH H L H LH HLH L H H H H H L logic diagram (positive logic) 1G 1Y0 1Y1 1Y2 1Y3 2Y0 2Y1 2Y2 2Y3 1A 1B 2G 2A 2B Pin numbers shown are for the D, DB, J, N, PW, and W packages. 1 2 3 15 14 13 4 5 6 7 12 11 10 9 |
类似零件编号 - SN74HCT139NE4 |
|
类似说明 - SN74HCT139NE4 |
|
|
链接网址 |
隐私政策 |
ALLDATASHEETCN.COM |
ALLDATASHEET是否为您带来帮助? [ DONATE ] |
关于 Alldatasheet | 广告服务 | 联系我们 | 隐私政策 | 链接交换 | 制造商名单 All Rights Reserved©Alldatasheet.com |
Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
Family Site : ic2ic.com |
icmetro.com |