Renesas Electronics DF2144AFA20V Connectivity: IrDA, SCI Core Processor: H8S/2000 Core Size: 16-Bit Data Converters: A/D 8x10b; D/A 2x8b Eeprom Size: - Number Of I /o: 74 Operating Temperature: -20?°C ~ 75?°C Oscillator Type: Internal Package / Case: 100-QFP Peripherals: POR, PWM, WDT Program Memory Size: 128KB (128K x 8) Program Memory Type: FLASH Ram Size: 4K x 8 Series: H8?® H8S/2100 Speed: 20MHz Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V