Nice chip. Don't have a clue. I was thinking the same thing. Sorry to take things off track.
Looks like a cheap hot stamp. After that, maybe someone else has something interesting to add?
The Chip Board Archive 01 is maintained by David Spragg
Powered by Tetra-WebBBS 6.30.635.D / TetraBB PRO 0.40 © 2006-2012 tetrabb.com
1 wallclock secs ( 0.18 usr + 0.02 sys = 0.20 CPU)