BUY SNJ55189J https://www.utsource.net/itm/p/365118.html
ti SN55189, Quadruple Line Receiver
The SNJ55189J is a 14-pin CDIP (ceramic dual in-line package) from Texas Instruments. It is a dual 4-input NAND gate with Schmitt-trigger inputs. Description: The SNJ55189J is a dual 4-input NAND gate with Schmitt-trigger inputs. It is a 14-pin CDIP (ceramic dual in-line package) from Texas Instruments. It has an operating temperature range of -55°C to 125°C. Features: Low power consumption Schmitt-trigger inputs High noise immunity High speed operation Low input current Operating temperature range of -55°C to 125°C Applications: Logic gates Flip-flops Counters Data selectors/multiplexers Digital signal processing High-speed switching circuits (For reference only)