> > This all assumes it is a TTL and not an ECL or even > and analog chip, such as an opamp.
Or a resistor network, diode network, transistor array, programmed PROM, microcontroller, etc, etc, etc. As a total aside, on some HP boards there is a 16 pin DIL package with the part number 1260-0339. Any ideas what that chip is? -tony
