Zilog always listed the 'B' part as 6 MHz and the 'H' part as 8.
Dick
----- Original Message -----
From: "Pete Turnbull" <pete_at_dunnington.u-net.com>
To: <classiccmp_at_classiccmp.org>
Sent: Monday, October 01, 2001 12:41 AM
Subject: Re: 8080 vs. 8080A
> On Oct 1, 2:01, Tony Duell wrote:
> > > Sure you're not thinking of a Z80? The standard speed for the original
> Z80
> > > parts was 2.5MHz (4MHz for Z80A and 6MHz for Z80H).
> >
> > Just a minor correction. I believe the Z80B is 6MHz and the Z80H 8MHz.
>
> SGS-Thomson list them as 6MHz and 8MHz now, but IIRC the Z80H was
> originally 6MHz. I could be mistaken, of course.
>
> --
> Pete Peter Turnbull
> Network Manager
> University of York
>
>
Received on Mon Oct 01 2001 - 08:35:31 BST