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See Technical Specifications

ATMEGA644PA-AU

MCU 8-bit AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin TQFP Tray

Manufacturer:

Atmel
Mfr.Part #:

ATMEGA644PA-AU
Datasheet:

ATMEGA644PA-AU Datasheet (PDF)
Programmabe:

Not Verified
Core Processor:

AVR
Core Size:

8-Bit
Speed:

20MHz
EDA/CAD Models:

Request Free CAD Models for ATMEGA644PA-AU

Email: [email protected]

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Tel: +852 95804164

ATMEGA644PA-AU General Description

Device Core = AVR / Data Bus Width Bit = 8 / Instruction Set Architecture = RISC / Family Name = ATmega / Clock Frequency Max. MHz = 20 / Program Memory Type = Flash / Program Memory Size KB = 64 / Data Memory Size KB = 2 / RAM Memory Size KB = 4 / Interfaces = I²C / Interfaces = SPI / Interfaces = UART / ADC Channels = 8 / ADC Resolution Bit = 10 / DAC Resolution Bit = 10 / Number of Programmable I/Os = 32 / Number of Timers/Counters = 3 / Comparators = 1 / Supply Voltage Min. V = 1.8 / Supply Voltage Max. V = 5.5 / Operating Temperature Min. °C = -40 / Operating Temperature Max. °C = 85 / Package Type = TQFP / Pins = 44 / Mounting Type = SMD / Packaging = Tray / Length mm = 10 / Width mm = 10 / Height mm = 1

Key Features

IT ALSO OPERATES FROM 1.8V TO 5.5 V AT 4 MHZ

Application

The Microchip ATMega644PA-AU is suitable for use in embedded applications, data communications, telecommunications, consumer electronics, automotive applications, and more. It can be used to control actuators, process data, and manage other tasks that require a low-power, high-density, single-chip microcontroller.

Specifications

Programmabe	Not Verified	Core Processor	AVR
Core Size	8-Bit	Speed	20MHz
Connectivity	I²C, SPI, UART/USART	Peripherals	Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O	32	Program Memory Size	64KB (32K x 16)
Program Memory Type	FLASH	EEPROM Size	2K x 8
RAM Size	4K x 8	Voltage - Supply (Vcc/Vdd)	1.8V ~ 5.5V
Data Converters	A/D 8x10b	Oscillator Type	Internal
Operating Temperature	-40°C ~ 85°C (TA)	Mounting Type	Surface Mount

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AVAQ determines and packages all devices based on electrostatic discharge (ESD) and moisture sensitivity level (MSL) protection requirements.

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Ratings and Reviews

R**d 02/20/2022

I am extremely satisfied with the quality of the STM32F105RBT6 electronic components purchased from Avaq. They are exactly as described and have exceeded my expectations. Excellent choice for any electronic applications.

B**e 03/10/2021

Impressed by Avaq's prompt delivery of the WGI210IS SLJXX components. They arrived in perfect condition, well-packaged and ready to use. Thank you for the outstanding service!

C**r 12/15/2020

Avaq's commitment to excellent customer service is commendable. They were communicative, friendly, and resolved any issues promptly. Highly impressed by their dedication!

L**m 04/23/2020

I don't understand anything about it, but my husband said fine.