I wonder what the timing jitter is like. It may be useful to measure it along with its additive PN.
Bruce > > On 22 January 2018 at 07:31 Robert LaJeunesse <lajeune...@mail.com> wrote: > > How about using a single 8-pin DIP IC that is under $2.50? The Microchip > MIC4422AYN "gate driver" takes a 3.3V signal in and produces a fast > rail-to-rail output swing, with a 4.5V to 18V supply range. Typical output > resistance is sub 1 Ohm, so not a problem driving a series back-terminated 50 > Ohm load. Note the 4422's rise and fall times are specified with a 10,000pF > load, given the primarily resistive load in this case the rise and fall > should be sub 10 ns (per p.5 of the data sheet). But do use beefy lo-Z traces > and hefty broadband supply bypassing, the MIC4422 can pump up to 9A into its > intended load. > > Bob L. > > > > > > Sent: Saturday, January 20, 2018 at 2:43 PM > > From: "Jerry Hancock" <je...@hanler.com> > > To: "Discussion of precise time and frequency measurement" > > <time-nuts@febo.com> > > Subject: Re: [time-nuts] minimalist sine to square > > > > ... > > > > Now that I had the input conditioned, I need to drive a 50ohm load > > with the signal coming from the PICDIV. Can someone point me at a circuit > > using transistors and 10V if possible? > > > > I am trying to duplicate one channel of the TADD2 so I can bring > > 10Mhz down to 10Khz. > > > > Thanks > > > > Jerry > > > > > _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
