What about Atmel's DataFlash (SPI interface)?  Datasheets on the Atmel
website (www.atmel.com).
I requested a sample kit from our local distributor and will meet with an
Atmel rep tomorrow.

Has anyone used these DataFlash parts?

Randie
randie.ohtsji@glenayre.com


> -----Original Message-----
> From: Andy Kunz [SMTP:mtdesign@FAST.NET]
> Sent: December 10, 1998 10:59 AM
> To:   PICLIST@MITVMA.MIT.EDU
> Subject:      Re: Serial SRAM
>
> At 10:01 AM 12/10/98 -0800, you wrote:
> >At 13:59 12/04/98 -0500, you wrote:
> >>I'm looking for a serial SRAM part which will store, say, 2KB of data.
> My
> >>own research shows up FLASH and EEPROM, but due to the large number of
> >>rewrites and the speed I need it perform, neither technology will
> suffice.
> >>
> >>Naturally, low power (Li battery backup) would be ideal.
> >
> >did you find any yet? if 400kHz access speed is enough (write operations
> at
> >bus speed), you might have a look at the www.ramtron.com fram devices. no
> >battery backup needed, it seems. (i don't know them, just stumbled over
> the
> >info somewhere.)
>
> No, Gerhard, I haven't.
>
> The best I can find so far (and "best" includes "can actually purchase in
> 20K volume") is the Phillips PCF8570.
>
> Andy
>
> ==================================================================
> Andy Kunz - Statistical Research, Inc. - Westfield, New Jersey USA
> ==================================================================