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Name: ATMEGA48A-AU
Brand: Microchip Technology
SKU: ATMEGA48A-AU
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 ATMEGA48A-AU

Part No.:: ATMEGA48A-AU

Manufacturer:: Microchip Technology

Package:: 32-TQFP

Datasheet:: ATMEGA48A-AU.pdf

Description:: IC MCU 8BIT 4KB FLASH 32TQFP

In Stock:: 2414

Quantity:: Add To Cart

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ATMEGA48A-AU Specifications

Package/Case:
32-TQFP
Packaging:
Tray
Series:
AVR® ATmega
RoHS:
RoHS
Speed:
20MHz
RAM Size:
512 x 8
Core Size:
8-Bit
EEPROM Size:
256 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:
23
Core Processor:
AVR
Data Converters:
A/D 8x10b
Oscillator Type:
Internal
Program Memory Size:
4KB (2K x 16)
Program Memory Type:
FLASH
Operating Temperature:
-40°C ~ 85°C (TA)

ATMEGA48A-AU this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including ATMEGA48A-AU 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 ATMEGA48A-AU 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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ATMEGA48A-AU information

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ATMEGA48A-AU Typical application Circuitry

ATMEGA48A-AU

Microchip Technology's low-power CMOS 8-bit microcontroller, the ATMEGA48A-AU, is built on the AVR enhanced RISC architecture. This microcontroller is known for its high performance, extensive set of features, and flexibility, making it suitable for a wide range of applications including industrial controls, sensor nodes, power tools, automotive applications, and much more.

Application Scenarios

The ATMEGA48A-AU is widely used in applications that require a compact controller capable of interfacing with a variety of sensors and actuators, such as in smart home devices, DIY electronics projects, and simple robotic controllers. Because of its high integration and low power consumption, it works especially well with battery-operated devices.

Parameter Features

- Core: 8-bit AVR Processor, running at up to 20MHz.

- Memory: 512 bytes of SRAM, 512 bytes of EEPROM, and 4KB of in-system programmable flash.

- I/O Pins: Up to 23 programmable I/O lines.

- Peripherals: Includes ADC, PWM channels, digital I/O pins, SPI, and I2C interfaces.

Circuit Design: Temperature Monitoring System

Application Scenario: In a temperature monitoring system, the ATMEGA48A-AU can act as the central unit to read temperature data from a sensor and display the reading on an LCD or transmit it wirelessly.

Power Supply Connection

- VCC and GND: These pins are connected to a stable 5V power supply. It is essential to ensure that the ATMEGA48A-AU is powered correctly to function reliably.

Programming Interface

- MOSI, MISO, SCK, and RESET: For programming the MCU, these SPI pins (MOSI, MISO, SCK) along with the RESET pin are used to connect to an external programmer. This setup is crucial for uploading firmware to the ATMEGA48A-AU.

Sensor Interface

- ADC Input (e.g., ADC0): To connect an analog temperature sensor, such as an LM35, the ADC0 pin can be used. This enables the sensor's analog signal to be converted by the ATMEGA48A-AU into a digital value for processing and display.

Display Interface

- Digital I/O Pins: For displaying the temperature on an LCD, digital I/O pins can be utilized to communicate with the display. A series of pins (e.g., PD0 to PD6) can be programmed to send data and control signals to the LCD.

Considerations

When designing a circuit with the ATMEGA48A-AU, considerations should include power management, especially if the device is battery-operated, to ensure efficient power usage. Signal integrity should be maintained by keeping the layout clean and avoiding long traces for high-speed signals. Additionally, electromagnetic compatibility (EMC) considerations should be taken into account to minimize interference with other electronic devices.

In summary, the ATMEGA48A-AU's integration into a temperature monitoring system exemplifies its capability to serve as a versatile and efficient microcontroller for handling sensor data and user interface components. This application demonstrates the ATMEGA48A-AU's suitability for embedded systems, highlighting the importance of a thoughtful approach to circuit design to achieve optimal performance and reliability.

ATMEGA48A-AU FAQ

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6. What is the process for return or replacement of ATMEGA48A-AU?

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(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 ATMEGA48A-AU.

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

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(1)Inform us within 90 days

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