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From: Harold Hallikainen <haroldhallikainen@JUNO.COM>
To: PICLIST@mitvma.mit.edu
Date: Monday, July 21, 1997 1:21 PM
Subject: Re: Serial RAM
 >
>        I looked and looked for serial RAM a few months ago.  Couldn't
>find any.  found LOTS of serial EEPROM.  I've ended up using the Dallas
>RamPort in two products now.  It's a 2 Kbyte RAM that interfaces to the
>microcontroller with 11 wires (port pins).  It reproduces 8 wires as port
>pins, so you lose only three pins, about the same as serial RAM (if it
>exists).

Harlod,

Check out the PCF8570 from Philips.  256 X 8 Serial static RAM on the I2C
bus.
Not cheap however.

PDF Datasheet:  http://www.semiconductors.philips.com/acrobat/3041.pdf


-jeff