Model:ATMEGA161L-4AI BRAND:Microchip description:IC MCU 8BIT 16KB FLASH 44TQFP pack:tray SERIES:AVR? ATmega status:Discontinued Core processor:AVR Core specifications:8-bit Speed:4MHz Peripherals:POR,PWM,WDT I/O number:35 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:- Oscillator type:外部 Operating temperature:-40°C ~ 85°C(TA) Type of installation:Surface mount type Encapsulation/Shell:44-TQFP Supplier device packaging:44-TQFP(10x10)