IEC 60748-2-4:1992 : Title: Semiconductor devices - Integrated circuits - Part 2: Digital integrated circuits - Section four: Family specification for complementary MOS digital integrated circuits, series 4000 B and 4000 UB Pages: 29 Year: Publisher: International Electrotechnical Commission Availability: Within 1-2 working days
IEC will directly send the standards to End-User after our confirmation.