i.MX28 32-bit MPU, ARM926EJ-S core, 454MHz, MAPBGA 289Arm9Core: Number of cores (SPEC)1SRAM (kB)Support external memory Serial Communication2 x I?C, 4 x SPI, 5 x UARTI2S2CAN-Serial Audio Interface ( SAI)-EthernetGPIOUSB ControllersTimer (bits)-PWM-ADC [Number, bits]Supply Voltage [Min to Max] (V)Ambient Operating Temperature (Min to Max) (℃)-40 to 70