Path: ...!local-3.nntp.ord.giganews.com!Xl.tags.giganews.com!local-1.nntp.ord.giganews.com!nntp.supernews.com!news.supernews.com.POSTED!not-for-mail NNTP-Posting-Date: Tue, 18 Jun 2024 13:36:41 +0000 From: john larkin Newsgroups: sci.electronics.design Subject: Re: Fast monostable with a transistpor array Date: Tue, 18 Jun 2024 06:36:41 -0700 Message-ID: References: User-Agent: ForteAgent/8.00.32.1272 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Lines: 34 X-Trace: sv3-26EkAw2UxRQV0l/8fih8fHwXxsSrL4tj7bZzARBhgbOMh/kh0G3oIxLNPAk7ipXKoP1Q7oTJOzETUVK!fJJJn1kfjWZbNYenfckKslS6eMD5bJkcY36CJr/rgiwbZpG5Yigy5g/6NRg4oSM8XneUA3xX8K7H!ObdjJA== X-Complaints-To: www.supernews.com/docs/abuse.html X-DMCA-Complaints-To: www.supernews.com/docs/dmca.html X-Abuse-and-DMCA-Info: Please be sure to forward a copy of ALL headers X-Abuse-and-DMCA-Info: Otherwise we will be unable to process your complaint properly X-Postfilter: 1.3.40 Bytes: 2453 On Tue, 18 Jun 2024 18:44:37 +1000, Bill Sloman wrote: >On 14/06/2024 1:20 am, Bill Sloman wrote: >> One option John Larjkin doesn't seem to have explored is using Renesas >> HFA3096 five transistor array as basis for his mononstable and level >> shifter. >> >> It offers three 8GHz NPN parts and two 5.5GHz PNP parts in a single array. >> >> https://www.renesas.com/us/en/document/dst/hfa3046-hfa3096-hfa3127-hfa3128-datasheet?r=494216 >> >> Two of the NPN parts could make up my emitter-coupled monostable, and >> the two PNP parts could level shift the output. >> >> The Renesas website offers Spice models for both the NPN and the PNP >> transistors, which one could plug into an LTSpice simulation, at the >> cost of making it look too messy for the more sensitive designers to be >> able to look at. > >I've spent that last four days in hospital with Covid-19 of the colon - >dramatic when it started but tedious thereafter. > >This thread hasn't gone all that well. John Larkin has ignored the fact >that I was talking about just the 3096. There have been some sensible >comments, but I'm still too sick to try and provide any kind of summing >up of the sensible bits. > >-- >Bill Sloman, Sydney OK, we can defer discussing your one-shot circuit until you feel better. I've had some medical adventures of my own.