BUY CD4023BE https://www.utsource.net/itm/p/1733484.html
The CD4011B, CD4012B, and CD4023B types are supplied in 14-lead hermetic dual-in-line ceramic packages
Description: The CD4023BE is a dual 4-input NOR gate from Harris Semiconductor. Features: - Low power consumption - High noise immunity - High speed operation - High output current - Low input current - High fan-out Applications: - Logic circuits - Clock circuits - Timing circuits - Pulse circuits - Data processing circuits - Control circuits - Interface circuits - Memory circuits (For reference only)