Dual Supply Translator, transistor logic gate, Bus-hold, what is a Logic Gate

 74AVC Series 0.8 - 3.6 V 3-State Dual Supply Translating Transceiver - SC-88

https://www.futureelectronics.com/p/semiconductors--logic--74-series--alvch/74avc1t45gw-125-nexperia-7037619