Microchip ATMEGA644P-20AU, 8 bit AVR, ATMEGA644P Microcontroller, 20 MHz, 64kB FLASH, 44-Pin TQFP
Technical Document
Specifications
Brand
MicrochipProduct Type
Microcontroller
Series
ATMEGA644P
Package Type
TQFP
Mount Type
Surface
Pin Count
44
Device Core
AVR
Data Bus Width
8bit
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
Height
1.05mm
Length
10.1mm
Standards/Approvals
No
Minimum Supply Voltage
2.7V
Instruction Set Architecture
RISC
Automotive Standard
No
ADCs
8 x 10 Bit
Program Memory Type
FLASH
Product details
8-Bit PicoPower megaAVR Family Microcontrollers
This range of megaAVR microcontrollers feature picoPower technology — perfect for energy saving. They offer generous program and data memories with performance of up to 20 MIPS.
Features & Benefits of picoPower megaAVR microcontrollers
•On-chip Flash
•SRAM
•Internal EEPROM
•SPI
•TWI (I²C)
•USART, USB, CAN & LIN interfaces
•Watchdog timer
•Precision oscillator
•GPIO pins
•ADC
•DAC
•Built-in temperature sensor
•Internal voltage reference
•Brown-out detector
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Stock information temporarily unavailable.
BD 3.485
BD 3.485 Each (Exc. Vat)
BD 3.834
BD 3.834 Each (inc. VAT)
Standard
1
BD 3.485
BD 3.485 Each (Exc. Vat)
BD 3.834
BD 3.834 Each (inc. VAT)
Stock information temporarily unavailable.
Standard
1
Ideate. Create. Collaborate
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Technical Document
Specifications
Brand
MicrochipProduct Type
Microcontroller
Series
ATMEGA644P
Package Type
TQFP
Mount Type
Surface
Pin Count
44
Device Core
AVR
Data Bus Width
8bit
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
Height
1.05mm
Length
10.1mm
Standards/Approvals
No
Minimum Supply Voltage
2.7V
Instruction Set Architecture
RISC
Automotive Standard
No
ADCs
8 x 10 Bit
Program Memory Type
FLASH
Product details
8-Bit PicoPower megaAVR Family Microcontrollers
This range of megaAVR microcontrollers feature picoPower technology — perfect for energy saving. They offer generous program and data memories with performance of up to 20 MIPS.
Features & Benefits of picoPower megaAVR microcontrollers
•On-chip Flash
•SRAM
•Internal EEPROM
•SPI
•TWI (I²C)
•USART, USB, CAN & LIN interfaces
•Watchdog timer
•Precision oscillator
•GPIO pins
•ADC
•DAC
•Built-in temperature sensor
•Internal voltage reference
•Brown-out detector
Ideate. Create. Collaborate
JOIN FOR FREE
No hidden fees!
- Download and use our DesignSpark software for your PCB and 3D Mechanical designs
- View and contribute website content and forums
- Download 3D Models, Schematics and Footprints from more than a million products