8-Bit Micro-controller with ISP Flash& 2KB RAM embedded; Vcc: 5.0VSpeed (Max) : 25MHzROM : 64K BytesISP : YesRAM : 256 Bytes +2048 BytesADC : YesI/O : 38 at 40L DIP;42 at 44L PLCC and 44L PQFP and 44L LQFP;46 at 48L LQFPPackage : 40L PDIP, 44L PLCC, 44L PQFP, 44L LQFP, 48L LQFP