Home-brewing an ignition advance control

[am018]

I was looking at similar 12 channel (they give  11 data channels + self
test reference voltage) AD convertors recently from Texas Instruments 
the
12 bit ones seem to operate at half the speed of the 8 bit ones.  The 10
bit TLC1540 looks interesting.
Andy Macf


> Oh, I checked out that National LM1949 driver someone mentioned
> recently.  Looks like a winner.  Another fun chip is the Linear Tech
> LTC1294.  This is a 12-bit 8-channel (4 channels differential) A to D
>