作者查詢 / mmonkeyboyy
作者 mmonkeyboyy 在 PTT [ Electronics ] 看板的留言(推文), 共3896則
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2F推:跑太長 有跟沒有一樣 省掉了01/28 20:39
1F推:接個阻值1的電阻不行嗎XD01/24 13:10
13F推:其實你找個EVM圖翻一翻 就知道要用那顆了說01/24 10:20
14F→:再拿著那顆去跟廠商說我要可以替換的 就好了XD01/24 10:21
15F推:這顆是boost吧.....01/24 10:28
16F推:我自己覺得啦 你fb那裡照ds fig.10那樣接看看01/24 10:34
17F→:你現在這樣接等於是boost 電路 PWM 都是on01/24 10:35
18F→:vo/vi duty cycle=1..這電壓無限大 電流就下去了01/24 10:37
19F→:當然我沒有實際經驗用過這顆 所以不知道他裡面有什麼01/24 10:38
20F→: 可以保護到了 也許他有throttle到某一點吧orz01/24 10:39
4F推:hold time: ccq+cd > t_hold (second stage)01/21 22:41
5F推:所以我個人覺得 降頻沒問題 照這公式來看01/21 22:45
6F→:當然面試嘛 公說公有理 你有理就好了01/21 22:45
7F→:一樓那個不能拿來當原po的答案吧 不是同個羅輯XD01/21 22:45
8F推:clock skew比較有關係01/21 22:50
7F→:RPi就真沒辦法了 看看有沒有幫忙GPIO寫usb protocol吧01/21 22:51
4F推:靠杯 降下去 你就用個inv +p升回來就好了啊01/18 09:07
5F→:TG的話用最小size就好了啊01/18 09:08
6F→:會降壓的原因是nmos vt經過 vdd-vt01/18 09:08
7F→:建議你回家翻翻cmos vlsi這本書01/18 09:09
15F推:直接加buffer有點...浪費 一般是要分析羅輯和拆成兩個01/19 01:49
16F→:INV 去加 不過加法器嘛.....還是怎麼做省得大01/19 01:49
17F→:這種小東西東省西省有時難layout就還回去了01/19 01:50
18F→:還有 pg的設計法 本來就是串完之後要加buffer or INV01/19 01:51
19F→:你總不是pg又drive gate那當然一直掉下去的設計01/19 01:51
20F→:buffer 是static方式 要大顆點 +p只是一個pseudo pu01/19 01:53
21F→:更何況 你不在乎速度 那都最小size NM能過就好了01/19 01:54
2F推:推街男 他人超好的 可惜退休了01/18 09:03
3F→:半導體範圍太廣 device circuit(a/d) process01/18 09:04
3F→:找本power supply的書來看看就知道了 功率範圍01/30 12:57
5F推:那個跟製程有關係01/12 21:46
2F推:http://www3.hmc.edu/~harris/cmosvlsi/4e/index.html01/10 05:13
3F→:CMOS VLSI01/10 05:14