MCU, 8BIT, 1.2K RAM, MC705, 28SOIC; Controller Family/Series:68HC05; Core Size:8bit; No. of I/O's:14; Program Memory Size:1 Kb; RAM Memory Size:64Byte; CPU Speed:2.1MHz; Oscillator Type:External; Peripherals:Timer; Digital IC Case Style:SOIC; Supply Voltage Range:3V to 3.6V, 4.5V to 5.5V; Operating Temperature Range:-40°C to +85°C; No. of Pins:20; SVHC:No SVHC (20-Jun-2011); Base Number:68HC05; Clock Frequency:2.1MHz; No. of I/O's:14; Package / Case:SOIC; Program Memory Size:1KB; Supply Voltage Max:5V; Supply Voltage Min:3.3V; Termination Type:SMD