Single chip microcontroller

i.MX28 32-bit MPU, ARM926EJ-S core, 454MHzArm9Core: Number of cores (SPEC)1SRAM (kB)Support external memory Serial Communication2 x I?C, 3 x SPI, 6 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) (℃)-20 to 70

i.MX 32-bit MPU, ARM Cortex-A7 core, 500MHz, 289BGAArm Cortex-A7Core: Number of cores (SPEC)1SRAM (kB)128 Support external memory DDR3 SDRAM, DDR3L SDRAM, LPDDR2 DRAMSerial Communication4 x I?C, 4 x SPI, 8 x UARTI2S-CAN-Serial Audio Interface (SAI)-EthernetGPIOUSB ControllersTimer (bits)-PWM8ADC [Number, bits]2 x 12Supply Voltage [Min to Max] (V)Ambient Operating Temperature (Min to Max) (℃ )