AD5781

Data Sheet True 18-Bit, Voltage Output DAC ±0.5 LSB INL, ±0.5 LSB DNL AD5781 FEATURES Single 18-bit DAC, ±0.5 LSB INL 7.5 nV/√Hz noise spectral density 0.05 LSB long-term linearity stability <0.05 ppm/°C temperature drift 1 µs settling time 1.4 nV-sec glitch impulse Operating temperature range: −40°C to +125°C 20-lead TSSOP package Wide power supply range of up to ±16.5 V 35 MHz Schmitt triggered digital interface 1.8 V compatible digital interface APPLICATIONS Medical instrumentation Test and measurement Industrial control Scientific and aerospace instrumentation Data acquisition systems Digital gain and offset adjustment Power supply control GENERAL DESCRIPTION The AD57811 is a single 18-bit, unbuffered voltage output DAC that operates from a bipolar supply of up to 33 V. The AD5781 accepts a positive reference input range of 5 V to VDD − 2.5 V and a negative reference input range of VSS + 2.5 V to 0 V. The AD5781 offers a relative accuracy specification of ±0.5 LSB ...