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Name: ATMEGA2561-16AUR
Brand: Microchip Technology
SKU: ATMEGA2561-16AUR
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Microchip Technology ATMEGA2561-16AUR

Part No.:: ATMEGA2561-16AUR

Manufacturer:: Microchip Technology

Package:: 64-TQFP

Datasheet:: ATMEGA2561-16AUR.pdf

Description:: IC MCU 8BIT 256KB FLASH 64TQFP

In Stock:: 3896

Quantity:: Add To Cart

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ATMEGA2561-16AUR Specifications

Package/Case:
64-TQFP
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
AVR® ATmega
RoHS:
RoHS
Speed:
16MHz
RAM Size:
8K x 8
Core Size:
8-Bit
EEPROM Size:
4K x 8
Part Status:
Active
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Connectivity:
EBI/EMI, I²C, SPI, UART/USART
Mounting Type:
Surface Mount
Number of I/O:
54
Core Processor:
AVR
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Program Memory Size:
256KB (128K x 16)
Program Memory Type:
FLASH
Operating Temperature:
-40°C ~ 85°C (TA)

ATMEGA2561-16AUR this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including ATMEGA2561-16AUR price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for ATMEGA2561-16AUR to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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ATMEGA2561-16AUR information

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ATMEGA2561-16AUR Typical application Circuitry

An 8-bit microcontroller built on the AVR improved RISC architecture is called the ATMEGA2561-16AUR. This chip provides a robust platform for embedded system development, courtesy of its rich set of peripherals and expansive memory resources. Created by Microchip Technology, it offers 256 KB of Flash memory, 8 KB of SRAM, and a plethora of connectivity options including USART, SPI, and TWI (I2C).

Applications Scenarios

- Robotics

- Automotive Systems

- Medical Devices

- Data Logging and Monitoring

- Automation Controls

Key Features

- Architecture: 8-bit AVR

- Clock Speed: Up to 16 MHz

- Flash Memory: 256 KB

- SRAM: 8 KB

- I/O Pins: 54

- Operating Voltage: 4.5V to 5.5V

Application Scenario: Data Logging System

Components Required:

- ATMEGA2561-16AUR microcontroller

- SD Card Module

- Real Time Clock (RTC) Module (DS3231)

- LEDs (Status Indicators)

- 16 MHz Crystal Oscillator

- Two 22pF Capacitors

- Pull-up and Pull-down resistors

Detailed Circuit Connection:

1. Power Configuration

- VCC (Pins 10, 30, 50): Link these to a stable 5V power supply.

- GND (Pins 11, 31, 51): Connect these to the circuit's ground plane.

2. Crystal Oscillator Placement

- XTAL1 (Pin 12) and XTAL2 (Pin 13): Add a 16MHz crystal oscillator here and attach 22pF capacitors from each pin to the ground.

3. RTC Module Integration

- PC0 (Pin 22) and PC1 (Pin 23): Connect these pins to the SDA and SCL lines of the DS3231 RTC module. Utilize pull-up resistors on both lines.

4. SD Card Connectivity

- PB0 (Pin 1), PB1 (Pin 2), PB2 (Pin 3): These pins control the SPI connection for the SD card. PB0 for SCK, PB1 for MISO, and PB2 for MOSI.

5. Status LEDs

- PD0 to PD2 (Pins 14 to 16): Attach LEDs through 330-ohm resistors for status indicators (Read/Write/Error).

Considerations During Design:

1. Power Reliability: ATMEGA2561-16AUR demands a stable power source; any voltage fluctuation can lead to erroneous behavior.

2. Signal Integrity: Ensure that the traces for high-speed signals like SPI are short and matched in impedance.

3. Code Efficiency: Given the 256 KB Flash of ATMEGA2561-16AUR, efficient code is less of a concern but still important for optimal performance.

4. Timing Accuracy: Ensure that the RTC module is precisely calibrated, as inaccurate timekeeping will defeat the purpose of a data logging system.

5. Thermal Management: Though not very likely with low-power microcontrollers like ATMEGA2561-16AUR, always check the thermal characteristics in a tightly enclosed setup.

The ATMEGA2561-16AUR serves as a highly adaptable microcontroller unit, providing developers the freedom to implement complex embedded systems. Attention to design intricacies is essential for leveraging its extensive capabilities fully.

ATMEGA2561-16AUR FAQ

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3. Are the ATMEGA2561-16AUR price and inventory displayed accurate?

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Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of ATMEGA2561-16AUR?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the ATMEGA2561-16AUR we delivered, we will accept the replacement or return of the ATMEGA2561-16AUR only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of ATMEGA2561-16AUR.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations