Model:ATMEGA169L-4MC BRAND:Microchip description:IC MCU 8BIT 16KB FLASH 64QFN pack:tray SERIES:AVR? ATmega status:Discontinued Core processor:AVR Core specifications:8-bit Speed:4MHz Peripherals:Undervoltage detection/reset,LCD,POR,PWM,WDT I/O number:53 Program storage capacity:16KB(8K x 16) Program memory type:Flash memory EEPROM capacity:512 x 8 RAM size:1K x 8 Voltage - powered by:2.7V ~ 5.5V Data converter:A/D 8x10b Oscillator type:bosom Operating temperature:0°C ~ 70°C Type of installation:Surface mount type Encapsulation/Shell:64-VFQFN Exposed pad Supplier device packaging:64-QFN(9x9)