[Coco] Fwd: IP packets on my coco
mechacoco at gmail.com
Sun Jun 12 11:47:39 EDT 2016
On Sun, Jun 12, 2016 at 6:14 AM, Zippster wrote:
> I’d recommend the Xilinx XC9500XL series for interfacing with retro
> computer projects.
> They are AFAIK the only 5v tolerant CPLDs still in manufacture. This way
> you can avoid
> the need for level shifting (they are also a good option as a level
> shifter BTW).
There is also the Altera MAX3000A parts. A couple of those are still
available in PLCC packages (EPM3032 and EPM3064). The comparable XC9500XL
parts have an advatage in the number of I/O pins and macrocells (36 or 72
macrocells for Xilinx versus 32 or 64 for Altera).
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