Microchip ATMEGA644A-PU, 8bit AVR Microcontroller, ATmega, 20MHz, 2 kB, 64 kB Flash, 40-Pin PDIP

Brand

Family Name

ATmega

Package Type

PDIP

Mounting Type

Through Hole

Pin Count

40

Device Core

AVR

Data Bus Width

8bit

Program Memory Size

2 kB, 64 kB

Maximum Frequency

20MHz

RAM Size

4 kB

USB Channels

0

Number of PWM Units

3

Number of SPI Channels

1

Number of UART Channels

0

Number of I2C Channels

1

Typical Operating Supply Voltage

1.8 to 5.5 V

Number of CAN Channels

0

Number of USART Channels

2

Maximum Number of Ethernet Channels

0

Minimum Operating Temperature

-40 °C

Dimensions

52.578 x 13.97 x 4.445mm

Program Memory Type

Flash

Height

4.445mm

Number of LIN Channels

0

Number of Ethernet Channels

0

Number of PCI Channels

0

Instruction Set Architecture

RISC

Number of ADC Units

1

Maximum Operating Temperature

+85 °C

Pulse Width Modulation

2(6 x 8 bit), 6 x 16 bit

Length

52.58mm

ADCs

8 x 10 bit

Width

13.97mm