[HomeBrew] IC identification needed

Jim Kearman jkearman at att.net
Fri Apr 1 13:32:14 EST 2005


 -------------- Original message ----------------------
From: "James C. Garland" <4cx250b at muohio.edu>
> ** Please do NOT cross-post messages when posting to HOMEBREW **
> 
> Hi Gang,
> I'm reverse-engineering the synthesizer in a 1970-era HF receiver, and 
> found a mystery IC I can't identify. It's a Motorola MC1047P, from an 
> earlier and long-discontinued Motorola MECL family,  probably MECL II or 
> MECL III, dating from the late 60's.  Anybody with an old MECL manual that 
> could look up the pinout and function of this chip for me?  Thanks!

If nothing else turns up, this site

http://www.partminer.com/pagedetail/5397/38

claims to have a datasheet available for $9.95 US.

If you let them serve you, please let us know your opinion of their product.

73,

Jim, KR1S




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