➀ The Quad-Channel LiDAR Receiver Front-End reference design by Analog Devices offers a robust solution for LiDAR systems, particularly in automotive applications. ➁ It integrates a 4-channel APD array, a quad TIA with multiplexer, and a fast comparator to ensure accurate signal detection and processing. ➂ The design is scalable and includes detailed resources for implementation, making it suitable for high-precision sensing in various industries.