See Littelfuse Commercial Vehicle Products Products
Microcontroller - tinyAVR 2 - 8-Bit - 20MHz - 18 I/O - 8KB (8K x 8) FLASH - 128 x 8 EEPROM - 1K x 8 RAM - 1.8 to 5.5V - 20-VQFN (3x3) - T&R.