Microchip, 16bit Digital Signal Processor 40MHz 128 kB Flash 44-Pin TQFP

The dsPIC33F Digital Signal Controllers offer the performance of a DSP with the simplicity of an MCU. The 40MIPS dsPIC33F core is designed to execute digital filter algorithms, high-speed precision digital control loops and digital audio and speech processing.
dsPIC33F DSCs with Motor Control peripherals enable the design of high-performance, precision motor control systems. The dsPIC33F SMPS DSCs provide on-chip peripherals specifically designed for high-performance, digital power supplies. SMPS peripherals include high speed and high resolution PWM, fast ADC and analogue comparators.