数据搜索系统,热门电子元器件搜索 |
|
DM74LS379 数据表(PDF) 3 Page - National Semiconductor (TI) |
|
|
DM74LS379 数据表(HTML) 3 Page - National Semiconductor (TI) |
3 / 6 page Switching Characteristics VCC ea50V TA ea25 C (See Section 1 for test waveforms and output load) Symbol Parameter RL e 2kX CL e 15 pF Units Min Max fmax Maximum Clock Frequency 30 MHz tPLH Propagation Delay 27 ns tPHL CP to Qn 27 Functional Description The LS379 consists of four edge-triggered D-type flip-flops with individual D inputs and Q and Q outputs The Clock (CP) and Enable (E) inputs are common to all flip-flops When the E input is HIGH the register will retain the present data independent of the CP input The Dn and E inputs can change when the clock is in either state provided that the recommended setup and hold times are observed Truth Table Inputs Outputs E CP Dn Qn Qn H L X No No Change Change L L HH L L L LL H H e HIGH Voltage Level L e LOW Voltage Level X e Immaterial Logic Diagram TLF10186 – 3 3 |
类似零件编号 - DM74LS379 |
|
类似说明 - DM74LS379 |
|
|
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 |