27 Feb
2008
27 Feb
'08
2:07 a.m.
On Tue, 26 Feb 2008, Roy J. Tellason wrote:
What TTL are you calling hard to find? Just curious,
as I might have
some of it on hand here...
For example SN7439 (NOT '38; equivalent to DEC8881) and SN7489 (16x4 bit
RAM; extensively used in some PDPs for registers).
Christian