Hello,
>
> I have been trying to come up with a design for
> generating 1 us pulses, with PRF of 10kHz (1% duty
> cycle) to control a DAC which in turnc ontrols
current in a current source.
>
> I have a design for a current source with DAC but
> its continuous.
>
> I am having trouble coming up with the right parts
> for:
>
> 1. Being able to pulse the current source at the
> required pulse width. More correctly, to provide
output from DAC for required pulse width and then go
to zero.
>
> 2. I want to be able to measure the current that is
> flowing, somewhere within the 1us time frame. So I
> need an a/d that is fast enough, and also I need to
> trigger it short time after the pulse starts.
>
> 3. To complicate it from a non technical side, the
> cost has to be low.
>
>
> I would appreciate it if any one could suggets which
> parts would be useful, or perhaps you may already
> know
> where there is a design that can be used.
>
>
> Thanks.
>
> Mike
>
>
>
>



__________________________________________________
Do You Yahoo!?
Get personalized email addresses from Yahoo! Mail - only $35
a year!  http://personal.mail.yahoo.com/

--
http://www.piclist.com#nomail Going offline? Don't AutoReply us!
email listserv@mitvma.mit.edu with SET PICList DIGEST in the body