AD7294-2

Data Sheet 12-Bit Monitor and Control System with Multichannel ADC, DACs, Temperature Sensor, and Current Sense AD7294-2 FEATURES 12-bit SAR ADC with 3 μs conversion time 4 uncommitted analog inputs Differential/single-ended VREF, 2 × VREF input ranges 2 high-side current sense inputs 5 V to 59.4 V operating range 0.75% maximum gain error ±200 mV input range 2 external diode temperature sensor inputs −55°C to +150°C measurement range ±2°C accuracy Series resistance cancellation 1 internal temperature sensor: ±2°C accuracy Built-in monitoring features Minimum/maximum recorder for each channel Programmable alert thresholds Programmable hysteresis Four 12-bit, monotonic, 15 V DACs 5 V span, 0 V to 10 V offset 8 μs settling time 10 mA sink and source capability Power-on reset (POR) to 0 V Internal 2.5 V reference 2-wire, fast mode I2C interface Temperature range: −40°C to +105°C Package type: 64-lead TQFP Pin compatible with the AD7294 APPLICATIONS Cellular base stations...