The BW444 from Sainty-Tech Communications Limited is a Frequency Divider with Input Frequency 0.2 to 7.5 GHz, Input Power -15 to 10 dBm, Output Power -6 to -3 dBm, Voltage 5 V, Current 65 to 90 mA. Tags: Die, Fixed. More details for BW444 can be seen below.