National Semiconductor has the ADC0838 is 8-bit, 8-channel (or 4 channel differential), the ADC0834 is 8-bit, 4-channel. Price is cheap enough to buy them by the dozen. Adi > On Thu, 12 Feb 1998 10:17:46 EST, you wrote: > > >Does Anyone know of a cheap 4 channel 8 bit A/D converter. I have been > >practicing with a LTC1298 (12 bit 2 channel). I don't need the resolution or > >the high$ and I will need 4 channels. I want to be able to use the same code I > >developed for the LTC1298 (taking resolution into consideration). Any > >suggestions or cheaper solution. I may end up with the 16C71 and a serial > >EEprom, but I want to get all the code working using a 16F84