Model:ATMEGA48A-PU BRAND:Microchip description:IC MCU 8BIT 4KB FLASH 28DIP pack:Pipe fittings SERIES:AVR? ATmega status:in stock Core processor:AVR Core specifications:8-bit Speed:20MHz Peripherals:Undervoltage detection/reset,POR,PWM,WDT I/O number:23 Program storage capacity:4KB(2K x 16) Program memory type:Flash memory EEPROM capacity:256 x 8 RAM size:512 x 8 Voltage - powered by:1.8V ~ 5.5V Data converter:A/D 6x10b Oscillator type:bosom Operating temperature:-40°C ~ 85°C(TA) Type of installation:通孔 Encapsulation/Shell:28-DIP(0.300",7.62mm) Supplier device packaging:28-PDIP