Microchip ATMEGA644PA-PU, 8bit AVR Microcontroller, ATmega, 20MHz, 64 kB Flash, 40-Pin PDIP

RS Stock No.:: 131-0325
Mfr. Part No.:: ATMEGA644PA-PU
Brand:: Microchip

Microchip ATMEGA644PA-PU, 8bit AVR Microcontroller, ATmega, 20MHz, 64 kB Flash, 40-Pin PDIP

17 In stock - FREE next working day delivery available

Price Each

£5.49

(exc. VAT)

£6.59

(inc. VAT)

Units	Per unit
1 - 24	£5.49
25 - 99	£5.33
100 +	£5.13

RS Stock No.:: 131-0325
Mfr. Part No.:: ATMEGA644PA-PU
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	PDIP
Mounting Type	Through Hole
Pin Count	40
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 CAN Channels	0
Number of I2C Channels	1
Number of USART Channels	2
Length	52.57mm
ADCs	8 x 10 bit
Height	4.44mm
Maximum Operating Temperature	+85 °C
Program Memory Type	Flash
Pulse Width Modulation	1 (6 Channel)
Number of ADC Units	1
Dimensions	52.57 x 13.97 x 4.44mm
Maximum Number of Ethernet Channels	0
Width	13.97mm
Number of LIN Channels	0
Number of PCI Channels	0
Number of Ethernet Channels	0
Instruction Set Architecture	RISC
Minimum Operating Temperature	-40 °C