Description

24-Bit, Single-Channel, Ultra Low Power, Sigma Delta A/D Converter Features: Power Supply: 2.5 V to 5.25 V operation Normal: 75 µA maximum Power-down: 1 µA maximum RMS noise: 1.1 µV at 9.5 Hz update rate 19.5-bit p-p resolution (22 bits effective resolution) Integral nonlinearity: 3.5 ppm typical Simultaneous 50 Hz and 60 Hz rejection Internal clock oscillator Rail-to-rail input buffer VDD monitor channel Temperature range: –40°C to +105°C 10-lead MSOP