BUY MC14515BCP https://www.utsource.net/itm/p/11584691.html
IC LATCH/DCODER 4BIT 4-16 24-DIP
Description: The MC14515BCP is a programmable timer circuit designed for use in monostable or astable applications. Features: - Wide operating voltage range of 2V to 18V - Low power consumption - High accuracy - Programmable time delay Applications: - Pulse generation - Time delay generation - Pulse width modulation - Frequency division - Clock generation (For reference only)