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Parametric » Microcontrollers and Processors » Microcontrollers

Parametric results for: atmega644-20pu under Microcontrollers

Select parts from the table below to compare.

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Select Parts		Part Number

		ATMEGA644-20PU Microchip Technology Inc
		ATMEGA644-20PU Atmel Corporation

				Most Relevant											Technical																											Compliance			Operating Conditions				Physical										Dimensions			Other
Composite Price	Pbfree Code	Rohs Code	Part Life Cycle Code	Bit Size	Speed	ROM (words)	RAM (bytes)	CPU Family	Clock Frequency-Max	Adc Channels	Number of I/O Lines	Number of Timers	Surface Mount	Supply Voltage-Nom	uPs/uCs/Peripheral ICs Type	Technology	Adc Resolution	Additional Feature	Boundary Scan	Can	Clock Speed	Core Architecture	DAC Channels	Device Core	DMA Channels	Flash Memory	Format	Has ADC	Integrated Cache	Low Power Mode	Number of External Interrupts	Number of Serial I/Os	On Chip Data RAM Width	On Chip Program ROM Width	PWM Channels	Ram	ROM Programmability	Supply Current-Max	Supply Voltage-Max	Supply Voltage-Min	Temperature Grade	JESD-30 Code	Qualification Status	JESD-609 Code	Moisture Sensitivity Level	Operating Temperature-Max	Operating Temperature-Min	Peak Reflow Temperature (Cel)	Number of Terminals	Package Body Material	Package Code	Package Equivalence Code	Package Shape	Package Style	Terminal Finish	Terminal Form	Terminal Pitch	Terminal Position	Seated Height-Max	Width	Length	Ihs Manufacturer	Package Description	Reach Compliance Code	ECCN Code	HTS Code	Samacsys Manufacturer	Part Package Code	Pin Count

Yes

Yes

Not Recommended

8

20 MHz

65536

4096

AVR RISC

16 MHz

32

3

NO

5 V

MICROCONTROLLER, RISC

CMOS

ALSO OPERATES AT 2.7V SUPPLY AT 10 MHZ

YES

NO

NO

FIXED POINT

YES

NO

YES

35

1

8

8

YES

FLASH

9 mA

5.5 V

5 V

INDUSTRIAL

R-PDIP-T40

Not Qualified

e3

1

85 °C

-40 °C

40

PLASTIC/EPOXY

DIP

DIP40,.6

RECTANGULAR

IN-LINE

MATTE TIN

THROUGH-HOLE

2.54 mm

DUAL

4.826 mm

15.24 mm

52.324 mm

MICROCHIP TECHNOLOGY INC

0.600 INCH, GREEN, PLASTIC, MS-011AC, DIP-40

compliant

EAR99

8542.31.00.01

Microchip

Check for Price

Yes

Yes

Transferred

8

20 MHz

65536

4096

AVR RISC

16 MHz

8

32

NO

5 V

MICROCONTROLLER, RISC

CMOS

10

ALSO OPERATES AT 2.7V SUPPLY AT 10 MHZ

0

20

AVR

NO

AVR

NO

64

YES

8

YES

4

FLASH

9 mA

5.5 V

4.5 V

INDUSTRIAL

R-PDIP-T40

Not Qualified

e3

1

85 °C

-40 °C

245

40

PLASTIC/EPOXY

DIP

DIP40,.6

RECTANGULAR

IN-LINE

MATTE TIN

THROUGH-HOLE

2.54 mm

DUAL

4.826 mm

15.24 mm

52.324 mm

ATMEL CORP

0.600 INCH, GREEN, PLASTIC, MS-011AC, DIP-40

compliant

8542.31.00.01

Microchip

DIP

40

Compare

Microcontrollers and Processors

Microchip Technology Inc

Yes

Yes

Not Recommended

8

20 MHz

65536

4096

AVR RISC

16 MHz

32

3

NO

5 V

MICROCONTROLLER, RISC

CMOS

ALSO OPERATES AT 2.7V SUPPLY AT 10 MHZ

YES

NO

NO

FIXED POINT

YES

NO

YES

35

1

8

8

YES

FLASH

9 mA

5.5 V

5 V

INDUSTRIAL

R-PDIP-T40

Not Qualified

e3

1

85 °C

-40 °C

40

PLASTIC/EPOXY

DIP

DIP40,.6

RECTANGULAR

IN-LINE

MATTE TIN

THROUGH-HOLE

2.54 mm

DUAL

4.826 mm

15.24 mm

52.324 mm

MICROCHIP TECHNOLOGY INC

0.600 INCH, GREEN, PLASTIC, MS-011AC, DIP-40

compliant

EAR99

8542.31.00.01

Microchip

Microcontrollers and Processors

Atmel Corporation

Check for Price

Yes

Yes

Transferred

8

20 MHz

65536

4096

AVR RISC

16 MHz

8

32

NO

5 V

MICROCONTROLLER, RISC

CMOS

10

ALSO OPERATES AT 2.7V SUPPLY AT 10 MHZ

0

20

AVR

NO

AVR

NO

64

YES

8

YES

4

FLASH

9 mA

5.5 V

4.5 V

INDUSTRIAL

R-PDIP-T40

Not Qualified

e3

1

85 °C

-40 °C

245

40

PLASTIC/EPOXY

DIP

DIP40,.6

RECTANGULAR

IN-LINE

MATTE TIN

THROUGH-HOLE

2.54 mm

DUAL

4.826 mm

15.24 mm

52.324 mm

ATMEL CORP

0.600 INCH, GREEN, PLASTIC, MS-011AC, DIP-40

compliant

8542.31.00.01

Microchip

DIP

40