nn 12-Bit 250ksps ADCs in MSOP Package nn Single 5V Supply nn Low Supply Current: 850µA (Typ) nn Auto Shutdown Reduces Supply Current to 2µA at 1ksps nn True Differential Inputs nn 1-Channel (LTC1860) or 2-Channel (LTC1861) Versions nn SPI/MICROWIRETM Compatible Serial I/O nn High Speed Upgrade to L.