Look no further this ADSP-BF526BBCZ-4A digital signal processor manufactured by Analog Devices will exceed your needs. This DSP processor has an operating temperature range of -40 °C to 85 °C. 400 MHz is its maximum speed. This device has a typical operating supply voltage of 1.8|2.5|3.3 V. Its minimum operating supply voltage of 1.7|2.25 V, while its maximum is 3.6 V. It has romless program memory. This is a 32 bit processor.