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

RS Stock No.:: 131-0324
Mfr. Part No.:: ATMEGA644PA-MU
Brand:: Microchip

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

Available for back order.

Added

Price (ex. GST) Each

$10.12

(exc. GST)

$11.13

(inc. GST)

Units	Per unit
1 - 9	$10.12
10 - 24	$9.94
25 +	$9.56

RS Stock No.:: 131-0324
Mfr. Part No.:: ATMEGA644PA-MU
Brand:: Microchip

Technical data sheets

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

For products that are Customized and under Non-cancellable & Non-returnable, Sales & Conditions apply.

Specifications

Attribute	Value
Family Name	ATmega
Package Type	VQFN
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
Typical Operating Supply Voltage	1.8 → 5.5 V
Number of UART Channels	2
Number of I2C Channels	1
Number of USART Channels	2
Number of CAN Channels	0
Dimensions	7.1 x 7.1 x 0.95mm
Width	7.1mm
Number of LIN Channels	0
Height	0.95mm
ADCs	8 x 10 bit
Length	7.1mm
Maximum Operating Temperature	+85 °C
Number of ADC Units	1
Minimum Operating Temperature	-40 °C
Instruction Set Architecture	RISC
Number of Ethernet Channels	0
Maximum Number of Ethernet Channels	0
Number of PCI Channels	0
Pulse Width Modulation	1 (6 Channel)
Program Memory Type	Flash