ATMEGA644A-AU

Connectivity :

I2C，SPI，UART/USART

Core Processor :

AVR

Core Size :

8-Bit

Data Converters :

A/D 8x10b

EEPROM Size :

2K x 8

Number of I/O :

32

Operating Temperature :

-40°C ~ 85°C (TA)

Oscillator Type :

Internal

Package / Case :

44-TQFP

Packaging :

Tray

Peripherals :

Brown-out Detect/Reset，POR，PWM，WDT

Program Memory Size :

64KB (32K x 16)

Program Memory Type :

Flash

RAM Size :

4K x 8

Series :

AVR ATmega

Speed :

20MHz

Supplier Device Package :

44-TQFP (10x10)

Voltage - Supply (Vcc/Vdd) :

1.8 V ~ 5.5 V