BUY CD4011BEX https://www.utsource.net/itm/p/1536580.html
Quad 2-Input NAND Buffered B Series Gate; Package: DIP; No of Pins: 14; Container: Rail
Description: The CD4011BEX is a quad 2-input NAND gate with Schmitt-trigger inputs. It is a 14-pin dual-in-line plastic package (DIP14) manufactured by RCA. Features: High-speed performance Low power consumption Schmitt-trigger inputs Outputs source/sink up to 24mA TTL compatible Operating temperature range: -55°C to 125°C Applications: Logic gates Flip-flops Counters Data selectors/multiplexers Signal routing Clock/timing circuits Pulse generation (For reference only)