The TM1681 with LED Drivers LQFP-52 RoHS manufactured by Titan Micro is a multi-channel custom LED driver that is designed for RGB LED display and lighting applications. It features a programmable duty cycle power modulation, 4-wire serial MCU interface, and 16 independent LED outputs. It is composed of a low-power 32-bit RISC CPU, a 16-channel constant current sink driver, and an integrated 4-wire serial input port. It is small in size, measuring in at only 7mm X 7mm X 0.8mm (LxWxH). The TM1681 is a RoHS compliant product and is ideal for IoT applications in a variety of different industries. It is a reliable, efficient, and cost-effective means of controlling custom LED arrays.