! Single-Supply Operation: - +4.5 to +5.5V (AS1530) - +2.7 to +3.6V (AS1531) Sampling Rate: - 400ksps (AS1530) - 300ksps (AS1531) Software-Configurable Analog Input Types: - 8-Channel Single-Ended - 8-Channel Pseudo Differential Referenced to COM - 4-Channel Pseudo Differential - 4-Channel Fully Di.