The real word uses analog, but convert it to digital for easy processing by using this TMS320DM6437ZWT4 digital signal processor from Texas Instruments. This DSP processor has an operating temperature range of 0 °C to 70 °C. 400 MHz is its maximum speed. It has romless program memory. This is a 32 bit processor. This device is based on the C64x core architecture. This device has a typical operating supply voltage of 1.05|1.2|1.8|3.3 V. Its minimum operating supply voltage of 1|1.71|2.97 V, while its maximum is 1.26|1.89|3.63 V.