BUY 74HC4020 https://www.utsource.net/itm/p/908204.html
14-stage binary ripple counter
Manufacturer: TI/PHI Package: SOP-16 Description: The 74HC4020 is a 14-stage ripple carry binary counter/divider and oscillator. It contains an on-chip oscillator configuration with three oscillator terminals (RS, RTC and CTC) and two reset inputs (MR and MRC). Features: High-speed operation Low power consumption High noise immunity Low input current High output current Inputs and outputs are 5V tolerant Outputs can drive up to 10 LS-TTL loads Applications: Frequency division Clock and timing generation Pulse generation Data transmission Frequency synthesis Signal processing (For reference only)