(Sorry if this is a duplicate; my mail client crashed as I clicked "send" before, and I got no acknowledgment. So, I'm resending...)
> > From: Tim Ashmore <[EMAIL PROTECTED]> > Subject: SE analog partial overhaul - 7438 > > Hey guys. Finally had the chance to get parts for a > partial overhaul of the analog on my SE/30. One of the > things I got was a replacement for the 7438 NAND > buffer. Thing is, the only thing the parts shop had > was the 74LS38, (Marked DM74LS38N) and I wasn't sure > if this low-power version was directly compatible with > the original. The 'LS38 has half the output current sinking capability (24mA vs 48mA), and is a bit slower (32ns vs 22ns worst case delay). But, there's nothing in the circuit (video?) that would be affected by these differences. It should work just fine. -- Prof. Thomas H. Lee Center for Integrated Systems, CIS-205 420 Via Palou Mall Stanford University Stanford, CA 94305-4070 http://www-smirc.stanford.edu 650-725-3709 ph, -3383 fax -- Compact Macs is sponsored by <http://lowendmac.com/>. Support Low End Mac <http://lowendmac.com/lists/support.html> Compact Macs list info: <http://lowendmac.com/lists/compact.shtml> The FAQ: <http://macfaq.org/> --> AOL users, remove "mailto:"; Send list messages to: <mailto:[EMAIL PROTECTED]> To unsubscribe, email: <mailto:[EMAIL PROTECTED]> For digest mode, email: <mailto:[EMAIL PROTECTED]> Subscription questions: <mailto:[EMAIL PROTECTED]> Archive:<http://www.mail-archive.com/compact.macs%40mail.maclaunch.com/> --------------------------------------------------------------- >The Think Different Store http://www.ThinkDifferentStore.com ---------------------------------------------------------------
