>-----Original Message-----
>From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] 
>Sent: 24 October 2005 10:27
>To: 'Microcontroller discussion list - Public.'
>Subject: RE: [EE] Digital pots
>
>
>I think Microchip digital poti like MCP41050/MCP42050
>fit your bills quite nicely. It may not be the best digital 
>poti like those from AD or Maxim. But it will be relatively 
>cheaper and not so soon to go obsolete.
>
>FEATURES
>* 256 taps for each potentiometer
>* Potentiometer values for 10k?, 50k? and 100k?
>* Single and dual versions
>* SPI serial interface (mode 0,0 and 1,1)

The OP wanted an I2C interface however, which is a shame as they are very cheap.

Intersil have a wide range of digi-pots (formaly Xicors parts), though I don't know how they compare on price.

http://www.intersil.com/products/deviceresults.asp?i=10763

Regards

Mike

=======================================================================
This e-mail is intended for the person it is addressed to only. The
information contained in it may be confidential and/or protected by
law. If you are not the intended recipient of this message, you must
not make any use of this information, or copy or show it to any
person. Please contact us immediately to tell us that you have
received this e-mail, and return the original to us. Any use,
forwarding, printing or copying of this message is strictly prohibited.
No part of this message can be considered a request for goods or
services.
=======================================================================

-- 
http://www.piclist.com PIC/SX FAQ & list archive
View/change your membership options at
http://mailman.mit.edu/mailman/listinfo/piclist