CML Microsystems Plc is a United Kingdom-based company that develops mixed-signal, radio frequency (RF) and microwave semiconductors for global communications markets. The Company operates through its semiconductor components segment. The Company utilizes a combination of outsourced manufacturing and in-house testing with trading operations in the United Kingdom, Asia, and United States. It is a supplier of high-performance RF products and mixed-signal baseband/modem processors across multiple wireless voice and data communication markets. The Company offers its services across markets, such as wireless and satellite, network infrastructure, Internet of things (IoT) and aerospace and defense. Its new SuRF range of high frequency, high bandwidth monolithic microwave integrated circuits (MMICs) targeting RF and millimeter wave (mmWave), supports emerging markets, such as fifth generation (5G), satellite and IoT.