MIL-M-38510-321 Microcircuits, Digital, Low-Power Schottky Ttl, Buffers/Drivers, Open Collector Output, High Voltage, Monolithic SiliconThis specification covers the detail requirements for monolithic silicon, low-power Schottky TTL, buffers/drivers microcircuits with open collector high voltage outputs. Two product assurance classes and a choice of case outlines and lead finishes are provided for each type and are reflected in the complete part number. For this product, the requirements of MIL-M-38510 have been superseded by MIL-PRF-38535, see 6.3.