The Lite-On Inc. HSDL-7002 is an infrared encoder/decoder that is widely used in various electronic devices. It has a high popularity rate and is commonly used in the market. The HSDL-7002 is designed to provide high-speed, bidirectional communication between two devices. It is suitable for use in a wide range of applications, including fax machines, modems, and pagers. This encoder/decoder has a digital supply voltage range of 2.7V to 5.5V and an analog supply voltage range of 2.7V to 5.5V. It is packaged in a 16-QFN-EP case and has a compact design that makes it easy to integrate into any electronic device.