BUY CD4541BCN https://www.utsource.net/itm/p/11217089.html
IC OSC PROG TIMER 100KHZ 14DIP
Description: CMOS Programmable Timer Features: High Voltage Type (20V Rating) Low Power Consumption (Typical 10μA) Low Output Sink Current (Typical 1mA) Low Output Source Current (Typical 1mA) High Output Drive (Typical 10mA) Wide Operating Temperature Range: -40°C to +85°C Available in 14-Lead DIP and SOIC Packages Applications: Timer Pulse Generator Clock Generator Frequency Divider Pulse Width Modulator Monostable Multivibrator Astable Multivibrator Voltage Controlled Oscillator Frequency Counter Digital Potentiometer Programmable Timer/Counter Programmable Delay Generator Programmable Logic Controller (For reference only)