ATMEGA644P-20MU, 8bit AVR Microcontroller, ATmega, 20MHz, 64 kB Flash, 44-Pin VQFN

Family Name:

ATmega

Package Type:

VQFN

Mounting Type:

Surface Mount

Pin Count:

44

Device Core:

AVR

Data Bus Width:

8bit

Program Memory Size:

64 kB

Maximum Frequency:

20MHz

RAM Size:

4 kB

USB Channels:

0

Number of PWM Units:

1

Number of SPI Channels:

3

Number of I2C Channels:

1

Typical Operating Supply Voltage:

2.7 → 5.5 V

Number of USART Channels:

2

Number of UART Channels:

2

Number of CAN Channels:

0

Number of ADC Units:

1

Instruction Set Architecture:

RISC

Minimum Operating Temperature:

-40 °C

Maximum Number of Ethernet Channels:

0

Maximum Operating Temperature:

+85 °C

Number of PCI Channels:

0

Number of Ethernet Channels:

0

Width:

7.1mm

Number of LIN Channels:

0

Height:

0.95mm

ADCs:

8 x 10 bit

Length:

7.1mm

Program Memory Type:

Flash

Pulse Width Modulation:

1 (6 Channel)

Dimensions:

7.1 x 7.1 x 0.95mm