The BCT4228EGB-TR is an analog switch/multiplexer made by Broadchip with ROHS compliance. It is manufactured with a QFN1.8x1.4-10L package. It offers 8 Wide Bandwidth SPST switches, as well as gains setting of (0,1) dB, with CMOS, ESD, and latch-up protection. It also features a low voltage power supply (1.5 / 2.8) V and low charge sharing, making it an ideal choice for portable audio and communications applications.