BUY MC14043BCP https://www.utsource.net/itm/p/11226414.html

Description: Quad 2-Input NAND Gate Features: High-Voltage Types (20V Rating) Medium Speed Operation Low Power Consumption Standardized, Symmetrical Output Characteristics Output Drive Capability 10 LSTTL Loads Balanced Propagation Delay and Transition Times Signicantly Lower Power Than LSTTL Logic ICs 100% Tested for Quiescent Current at 20V Maximum Input Current of 1μA at 18V Over Full Package Temperature Range; 100nA at 18V and 25°C Meets All Requirements of JEDEC Tentative Standard No. 13B, “Standard Specications for Description of Bipolar Microcircuits” Applications: Battery-Operated Systems High-Voltage Systems Automotive Systems High-Speed Logic Systems (For reference only)