Waferscale WSI ZPSD312-B-15 Waferscale WSI MCU Field Programmable Microcontroller - J22053 Used pull. The ZPSD312-B-15J is a programmable microcontroller integrated circuit (IC) that is designed to perform a specific set of tasks within a system or device. It is a type of computer on a... MSRP: Was: Now: $17.97 Add to Cart