The S12XE family of MCUs takes the S12XD family a step further with features that deliver enhanced system integrity and greater functionality, including: * Memory protection unit (MPU) * Error correction code (ECC) * Enhanced EEPROM functionality * Enhanced XGATE * Frequency-modulated locked loop * Faster analog-to-digital converter (ADC) Additionally, the S12XE family: * Extends the S12X product range up to 1 MB of flash memory with increased I/O capability in the 208-pin version of the flagship MC9S12XE100 * Delivers 32-bit performance with all the advantages and efficiencies of a 16-bit MCU * Is optimized for automotive multiplexing, generic auto body and industrial applications