>-----Original Message-----
>From: Vasile Surducan [mailto:vasile@S3.ITIM-CJ.RO]
>Sent: 08 March 2004 07:52
>To: PICLIST@MITVMA.MIT.EDU
>Subject: Re: [PIC:] upward from 16F628?
>
>
>On Mon, 8 Mar 2004, Wouter van Ooijen wrote:
>
>> > I've hit the code size (and in a few cases speed) wall with the
>> > 16F628. Can anyone suggest a PIC which is pin compatible
>but has >4K
>> > of code space (and ideally, but not necessarily, can be run at
>> > >20MHz)?
>>
>> - 16F648A has 4k, almost compatible
>> - all 16F's max out at 20 MHz
>
>    all 16F628/20MHz supplied at 5V are running at 25MHz, much
>better with external oscillator but also in (tested) HS mode.
>
>> - 18F's can run at 40 MHz, but not compatible (16-bit instructions)
>> - Ubicom SX can run at 75 MHz (compares to 300 MHz PIC!), but not
>> compatible (12-bit instructions)
>>
>    SX52BD 100MHz ?

I don't think the 100MHz parts are available.  I vaguely remember that they
had some issues and never made it to full production.

Regards

Mike




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