Microchip ATMEGA644A-AU, 8bit AVR Microcontroller, ATmega644A, 20MHz, 64 kB Flash, 44-Pin TQFP

RS Stock No.: 131-0316Brand: MicrochipManufacturers Part No.: ATMEGA644A-AU
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Technical documents

Specifications

Family Name

ATmega644A

Package Type

TQFP

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 USART Channels

2

Number of UART Channels

2

Number of I2C Channels

1

Typical Operating Supply Voltage

1.8 → 5.5 V

Number of CAN Channels

0

Width

10.1mm

Dimensions

10.1 x 10.1 x 1.05mm

Pulse Width Modulation

1 (6 Channel)

Program Memory Type

Flash

Number of Ethernet Channels

0

Number of PCI Channels

0

Maximum Number of Ethernet Channels

0

Minimum Operating Temperature

-40 °C

Instruction Set Architecture

RISC

Number of ADC Units

1

Maximum Operating Temperature

+85 °C

Length

10.1mm

ADCs

8 x 10 bit

Height

1.05mm

Number of LIN Channels

0

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P.O.A.

Microchip ATMEGA644A-AU, 8bit AVR Microcontroller, ATmega644A, 20MHz, 64 kB Flash, 44-Pin TQFP
Select packaging type

P.O.A.

Microchip ATMEGA644A-AU, 8bit AVR Microcontroller, ATmega644A, 20MHz, 64 kB Flash, 44-Pin TQFP
Stock information temporarily unavailable.
Select packaging type

Technical documents

Specifications

Family Name

ATmega644A

Package Type

TQFP

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 USART Channels

2

Number of UART Channels

2

Number of I2C Channels

1

Typical Operating Supply Voltage

1.8 → 5.5 V

Number of CAN Channels

0

Width

10.1mm

Dimensions

10.1 x 10.1 x 1.05mm

Pulse Width Modulation

1 (6 Channel)

Program Memory Type

Flash

Number of Ethernet Channels

0

Number of PCI Channels

0

Maximum Number of Ethernet Channels

0

Minimum Operating Temperature

-40 °C

Instruction Set Architecture

RISC

Number of ADC Units

1

Maximum Operating Temperature

+85 °C

Length

10.1mm

ADCs

8 x 10 bit

Height

1.05mm

Number of LIN Channels

0