关于目标阻抗的计算--瞬态电流

lzscan · 发表于 2011-10-27 11:58

为什么我下不来附件呢。特定用户是什么用户？

ga52Aagga52 · 发表于 2011-12-3 21:30

how to watch a formula d racing event
formula d racing; if you are a race fan, there is a good chance that you have heard of it before. although formula d is considered to be racing, there is a lot more than racing that is involved.  in fact,cheap purses from china, drifting is important; thus, the alternative name for formula d racing. that alternative name is known as formula drifting.  if you are a fan of drifting or if you would like to learn more about the sport, there is a good chance that you would be interested in watching an event.  if this is the case,sm save money on gas, you have a number of different options.
perhaps, the best way to watch a formula d racing event is live, in person.  each year, the formula d racing series travels to a number of different tracks.  in 2006, these events took place in long beach,getting approved instantly online, atlanta, chicago, sonoma, seattle, wall, and irwindale.  as formula drifting continues to increase in popularity, there is a good chance that additional locations will be added on to the series.  however, until that time, you may have to have access to one of the previously mentioned cities to watch a live formula d racing event.  in the event that you are able to attend a formula d event, you are advised to.  with most tickets being only around twenty dollars,cool wallets designs, you will find that it is an affordable and exciting way to spend your day.
as nice as it would be to watch a live formula d racing event, you may not have the ability to do so.  as previously mentioned, these races only take place in a few different areas.  unfortunately, only a select number of states, such as georgia, california,big sunglasses, washington, illinois, and new jersey currently host formula d events.  essentially,chanel thigh high boots, this means that unless you live in these states, there is a good chance that you would be unable to attend a live event.  however, that does not mean that you cannot enjoy the sport.  it does, however, mean that you will have to find a different way to watch it.  one of those ways involves your television.
a large number of sporting groups, including formula drift, have made the decision to partner with a specific television network or a number of them. formula drift made the decision to partner with g4tv, otherwise known as g4. this popular television network airs a number of formula d racing events, as well as applicable programming.  this means that, in addition to watching coverage of racing events, you can also go behind the scenes at a formula d racing event or even in the pits.  watching formula d racing on television may not be as great as seeing it live, in person, but it is just as good. in fact, watching formula d racing on television is a nice alternative for those who are unable to travel to live events.
you could also not only watch a formula d racing event, but learn more about the sport, by renting or buying movies.  a fairly large number of videos, with a focus on formula drifting, have been created.  these videos may include movies on the sport, coverage of past events, or instructional videos on the art of drifting.  if you are unable to attend a live drifting event and you do not have access to g4tv, you will find that these videos are nice to own or even rent.  to purchase or rent these videos, you are encouraged to look online or at your local video rental store.
as you can easily see, there are a number of different ways that you can go about watching programming that is centered on formula drifting.  whether that programming is coverage of a recent event or just information on the sport, you will likely enjoy it.  if you haven?t already figured out,dooney and bourke outlet purses, you soon will; formula drifting is an action packed sport that will keep you on the edge of your seat.
word 660

albertzzh · 发表于 2012-7-23 17:26

于博士出来解释下啊~~~~

tiankong2008 · 发表于 2012-8-30 23:21

此电流可以通过查看datasheet功率来计算。芯片的总功率可以分为两大部分基础功率和动态功率。基础功率消耗源为PLL、晶体等，动态功率一般为IO口消耗的。纵观芯片发展史，动态功率占总功率的比重越来越大，由原来的小于50%，到现在的大于50%，（低压大电流IC 如ASIC等），但很多人习惯取50%，于是会出现很多计算公式中的瞬态电流=最大电流的一半。如果为了保险瞬态电流可以取最大电流。
欢迎拍砖！