This is a new power monitor chip which seems to be vapourware at the=20 moment. Does anyone here have any idea of one off prices, it appears to be= =20 only available to anointed people with Linear-Tech sales office=20 connections. Downloading the datasheet is a nightmare, but if any wants a copy I've=20 finally managed to download the thing after an hours worth of trying. http://www.linear.com/product/LTC2945 Rail to rail input voltage 0 - 80vdc Vcc 2v7 - 80v 12 bit ADC I2C interface Stores min max values Colin -- cdb, 2/11/2012 =20 -- colin@btech-online.co.uk --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .