Found 5 alternatives for AX5045-1-TW30 by onsemi. Rf Transceiver Ics — 28-VFQFN Exposed Pad.
IC RF TXRX UWB 6-9G 28QFN
SMD IC ESP8685H2, SINGLE-CORE MC
IC RF TXRX ISM<1GHZ 28VFQFN
IC RF TXRX UWB 3-6G 28QFN
IC RF TXRX BLUETOOTH 28QFN