The PIC32MX550F256L-V/PT with 32-bit Microcontrollers - MCU 32Bit MCU 256K Flash 32KB RAM, I2S, CTMU is an advanced processor manufactured by Microchip. It features a 32-bit MIPS32® M4K® core at speeds up to 80MHz, 256K bytes of Flash Program Memory, 32K bytes of RAM, and multiple integrated peripherals. It also includes an audio Digital Signal Processor (DSP) engine with up to 15 digital filters and an I2S for communication with digital audio devices, and a 12-bit Current Transfer Measurement Unit (CTMU) optimized for touch sensing applications. This device is suitable for a wide range of applications such as consumer, industrial, and automotive control systems, portable medical devices, and home appliances.