Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > sci.electronics.design > #452764

Re: bad, better delay circuits

Show key headers only | View raw

Clifford Heath wrote...
>
>On 20/03/17 11:54, Winfield Hill wrote:
>> John Larkin wrote...
>>>
>>> The problem is the mosfet. Its turn-off
>>> behavior is ugly in a very complex way.
>>> Diodes are easier to understand.
>>
>>  The nice thing about tri-state gates, they have
>>  awesome optimized low-voltage 3.3V mosfets to
>>  pull down the cap, and optimized gate drive
>>  to turn them off.  Can't match w/ a discrete.
>
> You don't lose anything by having a high-side
> MOSFET connected (though off)?

 The issue would only be the gate output node's
 off capacitance.  I found it to be quite small,
 although I haven't measured it, should do so.


-- 
 Thanks,
    - Win

Back to sci.electronics.design | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

bad, better delay circuits John Larkin <jjlarkin@highlandtechnology.com> - 2017-03-18 10:04 -0700
  Re: bad, better delay circuits Winfield Hill <hill@rowland.harvard.edu> - 2017-03-18 12:29 -0700
    Re: bad, better delay circuits John Larkin <jjlarkin@highlandtechnology.com> - 2017-03-18 16:15 -0700
      Re: bad, better delay circuits Winfield Hill <hill@rowland.harvard.edu> - 2017-03-18 19:08 -0700
  Re: bad, better delay circuits "Tim Williams" <tiwill@seventransistorlabs.com> - 2017-03-18 17:02 -0500
    Re: bad, better delay circuits John Larkin <jjlarkin@highlandtechnology.com> - 2017-03-18 16:25 -0700
      Re: bad, better delay circuits rickman <gnuarm@gmail.com> - 2017-03-18 19:40 -0400
        Re: bad, better delay circuits dagmargoodboat@yahoo.com - 2017-03-19 10:42 -0700
          Re: bad, better delay circuits John Larkin <jjlarkin@highlandtechnology.com> - 2017-03-19 15:37 -0700
            Re: bad, better delay circuits "Tim Williams" <tiwill@seventransistorlabs.com> - 2017-03-19 22:24 -0500
              Re: bad, better delay circuits dagmargoodboat@yahoo.com - 2017-03-20 08:58 -0700
                Re: bad, better delay circuits John Larkin <jjlarkin@highlandtechnology.com> - 2017-03-20 09:42 -0700
                Re: bad, better delay circuits Robert Baer <robertbaer@localnet.com> - 2017-03-20 23:55 -0800
                Re: bad, better delay circuits "Tim Williams" <tiwill@seventransistorlabs.com> - 2017-03-21 00:46 -0500
              Re: bad, better delay circuits bill.sloman@ieee.org - 2017-03-21 22:54 -0700
                Re: bad, better delay circuits "Tim Williams" <tiwill@seventransistorlabs.com> - 2017-03-22 02:10 -0500
          Re: bad, better delay circuits rickman <gnuarm@gmail.com> - 2017-03-19 18:47 -0400
            Re: bad, better delay circuits Clifford Heath <no.spam@please.net> - 2017-03-20 09:55 +1100
              Re: bad, better delay circuits John Larkin <jjlarkin@highlandtechnology.com> - 2017-03-19 16:12 -0700
      Re: bad, better delay circuits "Tim Williams" <tiwill@seventransistorlabs.com> - 2017-03-19 10:32 -0500
  Re: bad, better delay circuits Clifford Heath <no.spam@please.net> - 2017-03-19 13:36 +1100
    Re: bad, better delay circuits John Larkin <jjlarkin@highlandtechnology.com> - 2017-03-18 19:44 -0700
      Re: bad, better delay circuits Clifford Heath <no.spam@please.net> - 2017-03-19 15:58 +1100
        Re: bad, better delay circuits John Larkin <jjlarkin@highlandtechnology.com> - 2017-03-19 15:43 -0700
          Re: bad, better delay circuits Winfield Hill <hill@rowland.harvard.edu> - 2017-03-19 17:54 -0700
            Re: bad, better delay circuits Clifford Heath <no.spam@please.net> - 2017-03-20 12:44 +1100
              Re: bad, better delay circuits Winfield Hill <hill@rowland.harvard.edu> - 2017-03-20 12:22 -0700
                Re: bad, better delay circuits John Larkin <jjlarkin@highlandtechnology.com> - 2017-03-20 15:49 -0700
  Re: bad, better delay circuits whit3rd <whit3rd@gmail.com> - 2017-03-18 23:51 -0700
    Re: bad, better delay circuits John Larkin <jjlarkin@highlandtechnology.com> - 2017-03-19 08:22 -0700
  Re: bad, better delay circuits George Herold <gherold@teachspin.com> - 2017-03-20 17:55 -0700
  Re: bad, better delay circuits John Larkin <jjlarkin@highlandtechnology.com> - 2017-03-22 08:54 -0700
    Re: bad, better delay circuits JM <dontreplytothis173@gmail.com> - 2017-03-22 16:02 +0000
      Re: bad, better delay circuits John Larkin <jjlarkin@highlandtechnology.com> - 2017-03-22 09:47 -0700
    Re: bad, better delay circuits Winfield Hill <hill@rowland.harvard.edu> - 2017-03-22 10:31 -0700
      Re: bad, better delay circuits John Larkin <jjlarkin@highlandtechnology.com> - 2017-03-22 10:52 -0700

csiph-web