AD5421 Datasheet | Analog Devices

Data Sheet 16-Bit, Serial Input, Loop-Powered, 4 mA to 20 mA DAC AD5421 Features GENERAL DESCRIPTION 16-bit resolution and monotonicity Pin selectable NAMUR-pliant ranges 4 mA to 20 mA 3.8 mA to 21 mA 3.2 mA to 24 mA NAMUR-pliant alarm currents Downscale alarm current = 3.2 mA Upscale alarm current = 22.8 mA/24 mA Total unadjusted error (TUE): 0.05% maximum INL error: 0.0035% FSR maximum Output TC: 3 ppm/°C typical Quiescent current: 300 μA maximum Flexible SPI-patible serial digital interface with Schmitt triggered inputs On-chip fault alerts via FAULT pin or alarm current Automatic readback of fault register on each write cycle Slew rate control function Gain and offset...