Technologies pertaining to focal plane arrays (FPAs) are disclosed herein. In a general embodiment, the FPA includes a detector layer and a stack of discrete processing layers, where the stack of discrete processing layers is hybridized with the detector layer. The processing layers are each configured to perform a respective function. At least one processing layer includes multiple identical tiles, where each tile is configured to perform an identical function.
STATEMENT OF GOVERNMENTAL INTEREST
 This invention was developed under Contract DE-AC04-94AL85000 between Sandia Corporation and the U.S. Department of Energy. The U.S. Government has certain rights in this invention.