Microchip ATMEGA644P-20MU, 8bit AVR Microcontroller, ATmega, 20MHz, 64 kB Flash, 44-Pin VQFN

RS Stock No.:: 131-0321
Mfr. Part No.:: ATMEGA644P-20MU
Brand:: Microchip

Microchip ATMEGA644P-20MU, 8bit AVR Microcontroller, ATmega, 20MHz, 64 kB Flash, 44-Pin VQFN

320 In Global stock for delivery within 10 working day(s)

Added

Price (ex. GST) Each

$10.74

(exc. GST)

$11.81

(inc. GST)

Units	Per unit
1 - 9	$10.74
10 - 24	$10.58
25 +	$10.19

RS Stock No.:: 131-0321
Mfr. Part No.:: ATMEGA644P-20MU
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
Number of UART Channels	2
Number of I2C Channels	1
Typical Operating Supply Voltage	2.7 → 5.5 V
Number of USART Channels	2
Number of CAN Channels	0
Maximum Number of Ethernet Channels	0
Width	7.1mm
Dimensions	7.1 x 7.1 x 0.95mm
Number of ADC Units	1
Maximum Operating Temperature	+85 °C
Number of LIN Channels	0
Minimum Operating Temperature	-40 °C
Length	7.1mm
ADCs	8 x 10 bit
Instruction Set Architecture	RISC
Height	0.95mm
Number of Ethernet Channels	0
Pulse Width Modulation	1 (6 Channel)
Program Memory Type	Flash
Number of PCI Channels	0