ATMEGA4809 Microcontroller: Pinout, Datasheet and Features

UTMEL

Published: 11 August 2021 | Last Updated: 11 August 2021

4654

ATMEGA4809-AFR

ATMEGA4809-AFR

Microchip Technology

48KB 48K x 8 FLASH AVR 8-Bit Microcontroller megaAVR® 0 Series ATMEGA4809 3V 48-TQFP Exposed Pad

Purchase Guide

48KB 48K x 8 FLASH AVR 8-Bit Microcontroller megaAVR® 0 Series ATMEGA4809 3V 48-TQFP Exposed Pad

The ATmega4809 microcontroller is a part of the megaAVR® 0-series, which uses the AVR® processor with a hardware multiplier running at up to 20 MHz. This article enforces datasheet, pinout, features, and other details about ATMEGA4809.

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Getting Started with the ATmega4809

ATMEGA Pinout

ATMEGA4809 Pinout.jpg

atmega4809 pin description.png

ATMEGA CAD Model

Symbol

atmmeg4809 symbol.png

Footprint

atmega4809 footprint.png

What is ATMEGA4809?

The ATmega4809 microcontrollers is a part of the megaAVR® 0-series, which uses the AVR® processor with hardware multiplier running at up to 20 MHz, and offers a wide range of Flash sizes up to 48 KB, up to 6 KB of SRAM, and 256 bytes of EEPROM in 28-, 32-, 40-, or 48-pin packages. The series uses the latest technologies from Microchip with a flexible and low-power architecture, including Event System and SleepWalking, accurate analog features, and advanced peripherals.


Specifications

Microchip Technology ATMEGA4809-AFR technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology ATMEGA4809-AFR.
  • Type
    Parameter
  • Factory Lead Time
    13 Weeks
  • Surface Mount

    having leads that are designed to be soldered on the side of a circuit board that the body of the component is mounted on.

    YES
  • Package / Case

    refers to the protective housing that encases an electronic component, providing mechanical support, electrical connections, and thermal management.

    48-TQFP Exposed Pad
  • Mounting Type

    The "Mounting Type" in electronic components refers to the method used to attach or connect a component to a circuit board or other substrate, such as through-hole, surface-mount, or panel mount.

    Surface Mount
  • ROM(word)
    24576
  • Number of I/Os
    41
  • Data Converters
    A/D 16x10b
  • Series

    In electronic components, the "Series" refers to a group of products that share similar characteristics, designs, or functionalities, often produced by the same manufacturer. These components within a series typically have common specifications but may vary in terms of voltage, power, or packaging to meet different application needs. The series name helps identify and differentiate between various product lines within a manufacturer's catalog.

    megaAVR® 0
  • Packaging

    Semiconductor package is a carrier / shell used to contain and cover one or more semiconductor components or integrated circuits. The material of the shell can be metal, plastic, glass or ceramic.

    Tape & Reel (TR)
  • Operating Temperature

    The operating temperature is the range of ambient temperature within which a power supply, or any other electrical equipment, operate in. This ranges from a minimum operating temperature, to a peak or maximum operating temperature, outside which, the power supply may fail.

    -40°C~125°C TA
  • Part Status

    Parts can have many statuses as they progress through the configuration, analysis, review, and approval stages.

    Active
  • Moisture Sensitivity Level (MSL)

    Moisture Sensitivity Level (MSL) is a standardized rating that indicates the susceptibility of electronic components, particularly semiconductors, to moisture-induced damage during storage and the soldering process, defining the allowable exposure time to ambient conditions before they require special handling or baking to prevent failures

    3 (168 Hours)
  • Number of Terminations
    48
  • HTS Code

    HTS (Harmonized Tariff Schedule) codes are product classification codes between 8-1 digits. The first six digits are an HS code, and the countries of import assign the subsequent digits to provide additional classification. U.S. HTS codes are 1 digits and are administered by the U.S. International Trade Commission.

    8542.31.00.01
  • Terminal Position

    In electronic components, the term "Terminal Position" refers to the physical location of the connection points on the component where external electrical connections can be made. These connection points, known as terminals, are typically used to attach wires, leads, or other components to the main body of the electronic component. The terminal position is important for ensuring proper connectivity and functionality of the component within a circuit. It is often specified in technical datasheets or component specifications to help designers and engineers understand how to properly integrate the component into their circuit designs.

    QUAD
  • Terminal Form

    Occurring at or forming the end of a series, succession, or the like; closing; concluding.

    GULL WING
  • Supply Voltage

    Supply voltage refers to the electrical potential difference provided to an electronic component or circuit. It is crucial for the proper operation of devices, as it powers their functions and determines performance characteristics. The supply voltage must be within specified limits to ensure reliability and prevent damage to components. Different electronic devices have specific supply voltage requirements, which can vary widely depending on their design and intended application.

    3V
  • Terminal Pitch

    The center distance from one pole to the next.

    0.5mm
  • Base Part Number

    The "Base Part Number" (BPN) in electronic components serves a similar purpose to the "Base Product Number." It refers to the primary identifier for a component that captures the essential characteristics shared by a group of similar components. The BPN provides a fundamental way to reference a family or series of components without specifying all the variations and specific details.

    ATMEGA4809
  • JESD-30 Code

    JESD-30 Code refers to a standardized descriptive designation system established by JEDEC for semiconductor-device packages. This system provides a systematic method for generating designators that convey essential information about the package's physical characteristics, such as size and shape, which aids in component identification and selection. By using JESD-30 codes, manufacturers and engineers can ensure consistency and clarity in the specification of semiconductor packages across various applications and industries.

    S-PQFP-G48
  • Supply Voltage-Max (Vsup)

    The parameter "Supply Voltage-Max (Vsup)" in electronic components refers to the maximum voltage that can be safely applied to the component without causing damage. It is an important specification to consider when designing or using electronic circuits to ensure the component operates within its safe operating limits. Exceeding the maximum supply voltage can lead to overheating, component failure, or even permanent damage. It is crucial to adhere to the specified maximum supply voltage to ensure the reliable and safe operation of the electronic component.

    5.5V
  • Supply Voltage-Min (Vsup)

    The parameter "Supply Voltage-Min (Vsup)" in electronic components refers to the minimum voltage level required for the component to operate within its specified performance range. This parameter indicates the lowest voltage that can be safely applied to the component without risking damage or malfunction. It is crucial to ensure that the supply voltage provided to the component meets or exceeds this minimum value to ensure proper functionality and reliability. Failure to adhere to the specified minimum supply voltage may result in erratic behavior, reduced performance, or even permanent damage to the component.

    1.8V
  • Oscillator Type

    Wien Bridge Oscillator; RC Phase Shift Oscillator; Hartley Oscillator; Voltage Controlled Oscillator; Colpitts Oscillator; Clapp Oscillators; Crystal Oscillators; Armstrong Oscillator.

    Internal
  • Speed

    In electronic components, "Speed" typically refers to the rate at which data can be processed or transferred within the component. It is a measure of how quickly the component can perform its functions, such as executing instructions or transmitting signals. Speed is often specified in terms of frequency, such as clock speed in processors or data transfer rate in memory modules. Higher speed components can perform tasks more quickly, leading to improved overall performance in electronic devices. It is an important parameter to consider when designing or selecting electronic components for specific applications.

    20MHz
  • RAM Size

    RAM size refers to the amount of random access memory (RAM) available in an electronic component, such as a computer or smartphone. RAM is a type of volatile memory that stores data and instructions that are actively being used by the device's processor. The RAM size is typically measured in gigabytes (GB) and determines how much data the device can store and access quickly for processing. A larger RAM size allows for smoother multitasking, faster loading times, and better overall performance of the electronic component. It is an important factor to consider when choosing a device, especially for tasks that require a lot of memory, such as gaming, video editing, or running multiple applications simultaneously.

    6K x 8
  • Voltage - Supply (Vcc/Vdd)

    Voltage - Supply (Vcc/Vdd) is a key parameter in electronic components that specifies the voltage level required for the proper operation of the device. It represents the power supply voltage that needs to be provided to the component for it to function correctly. This parameter is crucial as supplying the component with the correct voltage ensures that it operates within its specified limits and performance characteristics. It is typically expressed in volts (V) and is an essential consideration when designing and using electronic circuits to prevent damage and ensure reliable operation.

    1.8V~5.5V
  • uPs/uCs/Peripheral ICs Type

    The parameter "uPs/uCs/Peripheral ICs Type" refers to the classification of various integrated circuits used in electronic devices. It encompasses microprocessors (uPs), microcontrollers (uCs), and peripheral integrated circuits that provide additional functionalities. This classification helps in identifying the specific type of chip used for processing tasks, controlling hardware, or interfacing with other components in a system. Understanding this parameter is essential for selecting the appropriate electronic components for a given application.

    MICROCONTROLLER, RISC
  • Core Processor

    The term "Core Processor" typically refers to the central processing unit (CPU) of a computer or electronic device. It is the primary component responsible for executing instructions, performing calculations, and managing data within the system. The core processor is often considered the brain of the device, as it controls the overall operation and functionality. It is crucial for determining the speed and performance capabilities of the device, as well as its ability to handle various tasks and applications efficiently. In modern devices, core processors can have multiple cores, allowing for parallel processing and improved multitasking capabilities.

    AVR
  • Peripherals

    In the context of electronic components, "Peripherals" refer to devices or components that are connected to a main system or device to enhance its functionality or provide additional features. These peripherals can include input devices such as keyboards, mice, and touchscreens, as well as output devices like monitors, printers, and speakers. Other examples of peripherals include external storage devices, network adapters, and cameras. Essentially, peripherals are external devices that expand the capabilities of a main electronic system or device.

    Brown-out Detect/Reset, POR, PWM, WDT
  • Clock Frequency

    Clock frequency, also known as clock speed, refers to the rate at which a processor or electronic component can execute instructions. It is measured in hertz (Hz) and represents the number of cycles per second that the component can perform. A higher clock frequency typically indicates a faster processing speed and better performance. However, it is important to note that other factors such as architecture, efficiency, and workload also play a significant role in determining the overall performance of a component. In summary, clock frequency is a crucial parameter that influences the speed and efficiency of electronic components in processing data and executing tasks.

    20MHz
  • Program Memory Type

    Program memory typically refers to flash memory when it is used to hold the program (instructions). Program memory may also refer to a hard drive or solid state drive (SSD). Contrast with data memory.

    FLASH
  • Core Size

    Core size in electronic components refers to the physical dimensions of the core material used in devices such as inductors and transformers. The core size directly impacts the performance characteristics of the component, including its inductance, saturation current, and frequency response. A larger core size typically allows for higher power handling capabilities and lower core losses, while a smaller core size may result in a more compact design but with limitations on power handling and efficiency. Designers must carefully select the core size based on the specific requirements of the application to achieve optimal performance and efficiency.

    8-Bit
  • Program Memory Size

    Program Memory Size refers to the amount of memory available in an electronic component, such as a microcontroller or microprocessor, that is used to store program instructions. This memory is non-volatile, meaning that the data stored in it is retained even when the power is turned off. The program memory size determines the maximum amount of code that can be stored and executed by the electronic component. It is an important parameter to consider when selecting a component for a specific application, as insufficient program memory size may limit the functionality or performance of the device.

    48KB 48K x 8
  • Connectivity

    In electronic components, "Connectivity" refers to the ability of a component to establish and maintain connections with other components or devices within a circuit. It is a crucial parameter that determines how easily signals can be transmitted between different parts of a circuit. Connectivity can be influenced by factors such as the number of input and output ports, the type of connectors used, and the overall design of the component. Components with good connectivity are essential for ensuring reliable and efficient operation of electronic systems.

    I2C, SPI, UART/USART
  • Bit Size

    In electronic components, "Bit Size" refers to the number of bits that can be processed or stored by a particular component. A bit is the smallest unit of data in computing and can have a value of either 0 or 1. The Bit Size parameter is commonly used to describe the capacity or performance of components such as microprocessors, memory modules, and data buses. A larger Bit Size generally indicates a higher processing capability or storage capacity, allowing for more complex operations and larger amounts of data to be handled efficiently. It is an important specification to consider when selecting electronic components for specific applications that require certain levels of performance and data processing capabilities.

    16
  • Has ADC

    Has ADC refers to the presence of an Analog-to-Digital Converter (ADC) in an electronic component. An ADC is a crucial component in many electronic devices as it converts analog signals, such as voltage or current, into digital data that can be processed by a digital system. Having an ADC allows the electronic component to interface with analog signals and convert them into a format that can be manipulated and analyzed digitally. This parameter is important for applications where analog signals need to be converted into digital form for further processing or control.

    YES
  • DMA Channels

    DMA (Direct Memory Access) Channels are a feature found in electronic components such as microcontrollers, microprocessors, and peripheral devices. DMA Channels allow data to be transferred directly between peripherals and memory without involving the CPU, thereby reducing the burden on the CPU and improving overall system performance. Each DMA Channel is typically assigned to a specific peripheral device or memory region, enabling efficient data transfer operations. The number of DMA Channels available in a system determines the concurrent data transfer capabilities and can vary depending on the specific hardware design. Overall, DMA Channels play a crucial role in optimizing data transfer efficiency and system performance in electronic devices.

    NO
  • PWM Channels

    PWM Channels, or Pulse Width Modulation Channels, refer to the number of independent PWM outputs available in an electronic component, such as a microcontroller or a motor driver. PWM is a technique used to generate analog-like signals by varying the duty cycle of a square wave signal. Each PWM channel can control the output of a specific device or component by adjusting the pulse width of the signal. Having multiple PWM channels allows for precise control of multiple devices simultaneously, making it a valuable feature in applications such as motor control, LED dimming, and audio signal generation. The number of PWM channels available in a component determines the flexibility and complexity of the system it can control.

    NO
  • DAC Channels

    DAC Channels refer to the number of independent analog output channels available in a digital-to-analog converter (DAC) electronic component. Each channel can convert a digital input signal into an analog output voltage or current. The number of DAC channels determines how many separate analog signals can be generated simultaneously by the DAC. For example, a DAC with two channels can output two different analog signals at the same time, while a DAC with only one channel can only output a single analog signal. The number of DAC channels is an important specification to consider when selecting a DAC for applications requiring multiple analog outputs.

    NO
  • EEPROM Size

    EEPROM Size refers to the amount of memory capacity available in an Electrically Erasable Programmable Read-Only Memory (EEPROM) chip. This parameter indicates the total storage space in bytes or bits that can be used to store data in a non-volatile manner. The EEPROM size determines the maximum amount of information that can be written, read, and erased from the memory chip. It is an important specification to consider when selecting an EEPROM for a particular application, as it directly impacts the amount of data that can be stored and accessed by the electronic component.

    256 x 8
  • On Chip Program ROM Width

    The parameter "On Chip Program ROM Width" refers to the data width of the read-only memory (ROM) implemented on a semiconductor chip. It indicates the number of bits that can be accessed simultaneously in each ROM read operation. A wider ROM width allows for faster data retrieval and processing, as more information can be transferred at once. This parameter is crucial in determining the overall performance and efficiency of electronic devices that utilize programmable ROM for storing firmware or application logic.

    16
  • Boundary Scan

    Boundary scan is a testing technique used in electronic components to verify the interconnections between integrated circuits on a printed circuit board. It allows for the testing of digital circuits by providing a way to shift data in and out of devices through a serial interface. This method helps in identifying faults such as short circuits, open circuits, and incorrect connections without the need for physical access to the individual components. Boundary scan is commonly used during manufacturing, testing, and debugging processes to ensure the quality and reliability of electronic products.

    NO
  • Low Power Mode

    Low Power Mode is a feature found in electronic components, such as microcontrollers, processors, and devices, that allows them to operate at reduced power consumption levels. When activated, the component typically reduces its clock speed, voltage, or disables certain functions to conserve energy. This mode is often used to extend battery life in portable devices or reduce overall power consumption in energy-efficient systems. Low Power Mode can be triggered automatically based on certain conditions, such as low battery levels, or manually by the user or software. It is a crucial feature in modern electronics to balance performance with energy efficiency.

    NO
  • Format

    In electronic components, the parameter "Format" typically refers to the physical size, shape, and configuration of the component. It describes the overall dimensions and layout of the component, including factors such as package type, lead spacing, and mounting options. The format of an electronic component is important for determining how it can be installed, connected, and integrated into a circuit or system. Different formats are designed to meet specific requirements for space constraints, heat dissipation, electrical performance, and compatibility with other components. Manufacturers often provide detailed specifications for the format of their components to ensure proper selection and usage in electronic designs.

    FIXED-POINT
  • Integrated Cache

    Integrated Cache refers to a type of memory storage that is built directly into a microprocessor or other electronic component. It is used to temporarily store frequently accessed data and instructions to speed up processing and reduce latency. The integrated cache is designed to provide quick access to data that the processor needs to perform its tasks efficiently. By storing data closer to the processor, the integrated cache helps improve overall system performance by reducing the time it takes to retrieve information from the main memory. The size and speed of the integrated cache can have a significant impact on the performance of the electronic component, making it an important parameter to consider when evaluating the capabilities of a device.

    NO
  • RAM (words)

    RAM (words) is a parameter used to describe the memory capacity of a random access memory (RAM) module in terms of the number of words it can store. In the context of electronic components, a word typically refers to the amount of data that can be processed or stored by the RAM module in a single operation. The RAM (words) specification indicates the total number of words that can be stored in the RAM module, with each word typically consisting of a fixed number of bits. This parameter is important for determining the overall memory capacity and performance of the RAM module in electronic devices.

    512
  • Number of Serial I/Os
    4
  • Number of Timers
    5
  • Number of External Interrupts
    41
  • On Chip Data RAM Width

    The "On Chip Data RAM Width" parameter in electronic components refers to the number of bits that can be processed simultaneously by the on-chip data random access memory (RAM) within the component. This parameter determines the amount of data that can be accessed and manipulated in a single operation, affecting the speed and efficiency of data processing. A wider RAM width allows for faster data transfer and processing, as more bits can be handled at once. It is an important specification to consider when evaluating the performance capabilities of electronic components, especially in applications where high-speed data processing is critical.

    16
  • Height Seated (Max)

    Height Seated (Max) is a parameter in electronic components that refers to the maximum allowable height of the component when it is properly seated or installed on a circuit board or within an enclosure. This specification is crucial for ensuring proper fit and alignment within the overall system design. Exceeding the maximum seated height can lead to mechanical interference, electrical shorts, or other issues that may impact the performance and reliability of the electronic device. Manufacturers provide this information to help designers and engineers select components that will fit within the designated space and function correctly in the intended application.

    1.2mm
  • Length
    7mm
  • Width
    7mm
  • RoHS Status

    RoHS means “Restriction of Certain Hazardous Substances” in the “Hazardous Substances Directive” in electrical and electronic equipment.

    ROHS3 Compliant
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ATMEGA4809 Block Diagram

atmega4809 block diagram.png

ATMEGA4809 Features

  • Hardware multiplier.

  • Three sleep modes: Idle. Standby. Power Down.

  • Event System.

  • Watchdog Timer (WDT)

  • Power-On Reset (POR)

  • Brown-Out Detection (BOD)

  • Single-pin programming and debugging interface (UPDI)


ATMEGA4809 Circuit

atmega4809 circuit.png

ATMEGA4809 vs. ATMEGA328

There is no major functional difference between them except for power. This microcontroller is mostly used in Arduino's. The Atmega 328 functions the same as Atmega 328p but the 328p has very low power consumption using the ATMEL's PicoPower Features.


ATMEGA4809 Package

atmega4809 package1.png

atmega4809 package2.png

ATMEGA4809 Manufacturer

Microchip Technology Inc. is a leading provider of microcontroller and analog semiconductors, providing low-risk product development, lower total system cost, and faster time to market for thousands of diverse customer applications worldwide. Headquartered in Chandler, Arizona, Microchip offers outstanding technical support along with dependable delivery and quality.


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Datasheet PDF

Download datasheets and manufacturer documentation for Microchip Technology ATMEGA4809-AFR.
Frequently Asked Questions

What is ATMEGA4809?

ATmega4809 is a microcontroller featuring the 8-bit AVR® processor with hardware multiplier - running at up to 20 MHz and with up to 48 KB Flash, 6 KB SRAM and 256 bytes of EEPROM in 48-pin packages.

What can be ATMEGA4809 used for?

Microchip Technology ATmega4809 8-Bit Microcontroller is designed to create highly responsive command and control applications, and expand the performance of real-time control systems. ... Use the ATmega4809 for complex microprocessor-based systems, or as standalone processors in command-and-control environments.
ATMEGA4809-AFR

Microchip Technology

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