AD5421BREZ

16-Bit, Serial Input, Loop-Powered, 4 mA to 20 mA DAC Features: - 16-bit resolution and monotonicity - Pin selectable NAMUR-compliant ranges 4 mA to 20 mA 3.8 mA to 21 mA 3.2 mA to 24 mA - NAMUR-compliant 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 A maximum - Flexible SPI-compatible 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 adjust registers - On-chip reference TC: 4 ppm/ C maximum - Selectable regulated voltage output - Loop voltage range: 5.5 V to 52 V - Temperature range:  40 C to + 105 C - TSSOP and LFCSP packages APPLICATIONS: - Industrial process control - 4 mA to 20 mA loop-powered transmitters - Smart transmitters - HART network connectivity