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Name: ATMEGA64A-MUR
Brand: Microchip Technology
SKU: ATMEGA64A-MUR
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 ATMEGA64A-MUR

Part No.:: ATMEGA64A-MUR

Manufacturer:: Microchip Technology

Package:: 64-VFQFN Exposed Pad

Datasheet:: ATMEGA64A-MUR.pdf

Description:: IC MCU 8BIT 64KB FLASH 64QFN

In Stock:: 3754

Quantity:: Add To Cart

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ATMEGA64A-MUR Specifications

Package/Case:
64-VFQFN Exposed Pad
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
AVR® ATmega
RoHS:
RoHS
Speed:
16MHz
RAM Size:
4K x 8
Core Size:
8-Bit
EEPROM Size:
2K x 8
Part Status:
Active
Peripherals:
Brown-out Detect/Reset, POR, PWM, WDT
Connectivity:
I²C, SPI, UART/USART
Mounting Type:
Surface Mount
Number of I/O:
53
Core Processor:
AVR
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Program Memory Size:
64KB (32K x 16)
Program Memory Type:
FLASH
Operating Temperature:
-40°C ~ 85°C (TA)

ATMEGA64A-MUR this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including ATMEGA64A-MUR 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 ATMEGA64A-MUR 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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ATMEGA64A-MUR information

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ATMEGA64A-MUR Typical application Circuitry

The ATMEGA64A-MUR is an 8-bit microcontroller based on the AVR enhanced RISC architecture. Designed by Atmel, now owned by Microchip, this chip combines high-performance capability with low power consumption.

Practical Applications

- Home Automation Systems

- Weather Stations

- Robotics

- Portable Medical Devices

- Intelligent Lighting Systems

Specification Highlights

- Core: 8-bit AVR RISC

- Clock Frequency: Up to 16 MHz

- Flash Memory: 64 KB

- SRAM: 4 KB

- EEPROM: 2 KB

- GPIO Pins: 53

- ADC Channels: 8, with 10-bit resolution

- Operating Voltage Range: 4.5V - 5.5V

Real-World Implementation: Weather Station

Required Hardware

- ATMEGA64A-MUR Microcontroller

- BMP180 Barometric Pressure Sensor

- DHT22 Temperature and Humidity Sensor

- Anemometer for wind speed

- 20x4 LCD Display

- RTC Module DS3231

Circuit Connections

1. Power Supply

- VCC (Pin 10) and AVCC (Pin 30): Connect to 5V DC source.

- GND (Pin 11, Pin 31): Attach to circuit ground.

2. Barometric Sensor (BMP180) Connection

- Pin 7 (PC0) and Pin 8 (PC1): Attach to SDA and SCL of BMP180 respectively.

3. DHT22 Sensor Connection

- Pin 14 (PD2): Connect to DHT22 data pin.

4. Anemometer Connection

- Pin 39 (ADC1): Directly link to the anemometer output.

5. LCD Display Interface

- Pin 22 to Pin 29 (Port A): Match these to LCD's data pins.

- Pin 53 (PA6): Connect to LCD's RS (Register Select) pin.

- Pin 54 (PA7): Connect to LCD's Enable (E) pin.

6. RTC Module

- Pin 9 (PC2) and Pin 10 (PC3): SDA and SCL of DS3231 respectively.

Key Considerations

1. Voltage Compatibility: Double-check voltage levels across the ATMEGA64A-MUR and peripheral devices.

2. Sensor Calibration: For accurate data, calibrate BMP180 and DHT22 sensors before use.

3. Code Optimization: The ATMEGA64A-MUR's 64 KB Flash memory imposes limitations; make sure your code is memory-efficient.

4. Real-Time Clock Accuracy: DS3231 must be properly synchronized for accurate time-stamping.

5. LCD Backlight: The LCD screen's backlight should be manageable to reduce power consumption.

In summary, the ATMEGA64A-MUR is a resourceful microcontroller ideal for a variety of applications, including a weather station setup as described. With ample GPIOs and ADC channels, it enables sophisticated sensing capabilities. However, always be mindful of the power requirements, code limitations, and sensor accuracy when designing your circuit.

ATMEGA64A-MUR FAQ

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3. Are the ATMEGA64A-MUR price and inventory displayed accurate?

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6. What is the process for return or replacement of ATMEGA64A-MUR?

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 ATMEGA64A-MUR we delivered, we will accept the replacement or return of the ATMEGA64A-MUR 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 ATMEGA64A-MUR.

(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