Product Range:arm Thumb Microcontrollers; Architecture:arm7Tdmi; No. Of Bits:32Bit; Cpu Speed:33Mhz; Program Memory Size:-; Ram Memory Size:8Kb; No. Of Pins:144Pins; Mcu Case Style:lqfp; No. Of I/o S:54I/o S; Supply Voltage Min:2.7V Rohs Compliant: Yes