Microchip, 8 bit AVR, ATMEGA644 Microcontroller, 20 MHz, 64kB FLASH, 44-Pin TQFP

RS Stock No.: 177-3449Brand: MicrochipManufacturers Part No.: ATMEGA644-20AU
brand-logo
View all in Microcontrollers

Technical documents

Specifications

Brand

Microchip

Series

ATMEGA644

Product Type

Microcontroller

Package Type

TQFP

Mount Type

Surface

Pin Count

44

Device Core

AVR

Data Bus Width

8bit

Interface Type

USART, SPI

Program Memory Size

64kB

Maximum Clock Frequency

20MHz

RAM Size

4kB

Maximum Supply Voltage

5.5V

Number of Programmable I/Os

32

Minimum Operating Temperature

-40°C

Analogue Comparators

1

Maximum Operating Temperature

85°C

Width

10.1 mm

Height

1.05mm

Length

10.1mm

Standards/Approvals

RoHS

Minimum Supply Voltage

2.7V

Number of Timers

2

Instruction Set Architecture

RISC

Automotive Standard

No

ADCs

8 x 10 Bit

Program Memory Type

FLASH

Country of Origin

Taiwan, Province Of China

Stock information temporarily unavailable.

P.O.A.

Microchip, 8 bit AVR, ATMEGA644 Microcontroller, 20 MHz, 64kB FLASH, 44-Pin TQFP

1

Available in multiples of 160
1P.O.A.
161P.O.A.
321P.O.A.
481P.O.A.
641P.O.A.
801P.O.A.
961P.O.A.
1121P.O.A.
1281P.O.A.
1441P.O.A.
1601P.O.A.
1761P.O.A.
1921P.O.A.
2081P.O.A.
2241P.O.A.

P.O.A.

Microchip, 8 bit AVR, ATMEGA644 Microcontroller, 20 MHz, 64kB FLASH, 44-Pin TQFP

Stock information temporarily unavailable.

1

Available in multiples of 160
1P.O.A.
161P.O.A.
321P.O.A.
481P.O.A.
641P.O.A.
801P.O.A.
961P.O.A.
1121P.O.A.
1281P.O.A.
1441P.O.A.
1601P.O.A.
1761P.O.A.
1921P.O.A.
2081P.O.A.
2241P.O.A.

Technical documents

Specifications

Brand

Microchip

Series

ATMEGA644

Product Type

Microcontroller

Package Type

TQFP

Mount Type

Surface

Pin Count

44

Device Core

AVR

Data Bus Width

8bit

Interface Type

USART, SPI

Program Memory Size

64kB

Maximum Clock Frequency

20MHz

RAM Size

4kB

Maximum Supply Voltage

5.5V

Number of Programmable I/Os

32

Minimum Operating Temperature

-40°C

Analogue Comparators

1

Maximum Operating Temperature

85°C

Width

10.1 mm

Height

1.05mm

Length

10.1mm

Standards/Approvals

RoHS

Minimum Supply Voltage

2.7V

Number of Timers

2

Instruction Set Architecture

RISC

Automotive Standard

No

ADCs

8 x 10 Bit

Program Memory Type

FLASH

Country of Origin

Taiwan, Province Of China