See Littelfuse Commercial Vehicle Products Products
Microcontroller - AVR ATtiny - 8-Bit - 12MHz - 28 I/O - 4KB (2K x 16) FLASH - 64 x 8 EEPROM - 256 x 8 RAM - 1.8 to 5.5V - 32-VQFN (5x5) - T&R.