Features | Manufacturer: Atmel • Series: 8x251 • Core Processor: C251 • Core Size: 8/16-Bit • Speed: 24MHz • Connectivity: EBI/EMI, I²C, Microwire, SPI, UART/USART • Peripherals: POR, PWM, WDT • Number of I /O: 32 • Program Memory Type: ROMless • RAM Size: 1K x 8 • Voltage - Supply (Vcc/Vdd): 4.5 V ~ 5.5 V • Oscillator Type: Internal • Operating Temperature: -40°C ~ 85°C • Package / Case: 40-DIP |