MIL-M-38510-651 Microcircuits, Digital, High-Speed Cmos, Nor Gates, Monolithic Silicon, Positive LogicThis specification covers the detail requirements for monolithic silicon, high speed CMOS, logic microcircuits. Two product assurance classes and a choice of case outlines and lead finishes are provided and are reflected in the complete Part or Identifying Number PIN. For this product, the requirements of MIL-M-38510 have been superseded by MIL-PRF-38535 see 6.3.