Microchip ATMEGA644PA-AU, 8bit AVR Microcontroller, ATmega, 20MHz, 64 kB Flash, 44-Pin TQFP

RS Stock No.:: 131-0323P
Mfr. Part No.:: ATMEGA644PA-AU
Brand:: Microchip

Microchip ATMEGA644PA-AU, 8bit AVR Microcontroller, ATmega, 20MHz, 64 kB Flash, 44-Pin TQFP

312 In stock - FREE next working day delivery available

Added

Price Each (Supplied in a Tray)

£3.87

(exc. VAT)

£4.64

(inc. VAT)

Units	Per unit
1 +	£3.87

RS Stock No.:: 131-0323P
Mfr. Part No.:: ATMEGA644PA-AU
Brand:: Microchip

Technical Reference

Legislation and Compliance

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

Specifications

Attribute	Value
Family Name	ATmega
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 I2C Channels	1
Number of USART Channels	2
Number of CAN Channels	0
Number of UART Channels	2
Typical Operating Supply Voltage	1.8 → 5.5 V
Number of ADC Units	1
Number of PCI Channels	0
Number of LIN Channels	0
Width	10.1mm
Dimensions	10.1 x 10.1 x 1.05mm
Maximum Number of Ethernet Channels	0
Number of Ethernet Channels	0
Minimum Operating Temperature	-40 °C
Program Memory Type	Flash
Pulse Width Modulation	1 (6 Channel)
Height	1.05mm
Instruction Set Architecture	RISC
ADCs	8 x 10 bit
Maximum Operating Temperature	+85 °C
Length	10.1mm

RS Stock No.:: 131-0323P
Mfr. Part No.:: ATMEGA644PA-AU
Brand:: Microchip