See Littelfuse Commercial Vehicle Products Products
Microcontroller - PIC XLP 18Q - 8-Bit - 64MHz - 25 I/O - 32KB (32K x 8) FLASH - 256 x 8 EEPROM - 2K x 8 RAM - 1.8 to 5.5V - 28-QFN (6x6) - T&R.