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The AD7111TE/883B is a monolithic multiplying digital-to-analog converter (DAC) belonging to the LOGDAC family. It provides 17-bit resolution with an R-2R ladder architecture, enabling analog signal attenuation from 0 dB to 88.5 dB in 0.375 dB steps. The device operates on a single +5 V supply and features on-chip data latches for parallel digital input. Designed for high dynamic range applications, it outputs an unbuffered current proportional to the logarithmic digital code.
The suffix /883B indicates compliance with MIL-STD-883B standards, denoting a hermetic ceramic package suitable for military or aerospace environments. This variant differs from commercial plastic DIP versions by offering enhanced environmental stability and radiation hardness characteristics required for defense applications.
Public confirmed substitute part numbers are not available for this specific military-grade variant. General replacements like ADA4610-1ARZ are listed for other AD7111 variants but differ in function (op-amp vs DAC). Verify pin compatibility and thermal requirements when selecting alternatives.