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The AD664SD-UNI/883B is a quad 12-bit digital-to-analog converter (DAC) manufactured by Analog Devices Inc. It features four independent channels with parallel data interfaces and buffered voltage outputs. The device utilizes an R-2R resistor ladder architecture to achieve high linearity, specified with integral nonlinearity (INL) and differential nonlineity (DNL) of ±0.5 LSB maximum. It operates within a temperature range of -40°C to +85°C and is housed in a 28-pin ceramic dual in-line package (CDIP). Power supply requirements include analog supplies of ±11.4V to ±16.5V and a digital supply of 5V.
Verify the specific suffix 'UNI' against official Analog Devices documentation to confirm functional equivalence to standard variants. Confirm MIL-STD-883B compliance status for the specific lot. Check for restricted distribution or limited availability as indicated by manufacturer notices.
Select this component when a quad-channel 12-bit DAC with buffered outputs is required for harsh environments. Ensure the design supports parallel data loading and provides the necessary ±15V analog and 5V digital power rails. Verify that the 28-CDIP through-hole package fits the mechanical constraints.
This part belongs to the AD664 family of high-performance DACs. The '/883B' suffix indicates it meets MIL-STD-883B standards for microcircuits, ensuring enhanced reliability and screening for military and aerospace applications compared to commercial grade parts.
Publicly confirmed substitute part numbers are not available in the provided source material.