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ATMEGA4809-AFR

Name: ATMEGA4809-AFR
Rating: 4.7 (12 reviews)

IC MCU 8BIT 48KB FLASH 48TQFP

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Mfr。パート #ATMEGA4809-AFR
パッケージ TQFP-48
データシート ATMEGA4809-AFR DataSheet
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仕様

Package	Tape & Reel (TR),Cut Tape (CT)
Series	megaAVR® 0, Functional Safety (FuSa)
ProductStatus	Active
CoreProcessor	AVR
CoreSize	8-Bit
Speed	20MHz
Connectivity	I²C, SPI, UART/USART
Peripherals	Brown-out Detect/Reset, POR, PWM, WDT
NumberofI/O	41
ProgramMemorySize	48KB (48K x 8)
ProgramMemoryType	FLASH
EEPROMSize	256 x 8
RAMSize	6K x 8
Voltage-Supply(Vcc/Vdd)	1.8V ~ 5.5V
DataConverters	A/D 16x10b
OscillatorType	Internal
OperatingTemperature	-40°C ~ 125°C (TA)
MountingType	Surface Mount
Package/Case	48-TQFP

概要

Description

The ATmega4809-AFR is a microcontroller from Microchip's AVR family, designed for a range of applications in embedded systems. It features an 8-bit AVR architecture, operating at speeds up to 20 MHz. With 48 KB Flash memory, 6 KB SRAM, and 256 bytes of EEPROM, it provides ample storage for code and data.
Key features include a 12-bit ADC with up to 12 channels, multiple timers, and various communication interfaces like UART, SPI, and I2C. The ATmega4809 also supports advanced features like event system and programmable logic, enhancing its versatility in handling complex tasks.
The device is housed in a compact 32-pin or 48-pin package, making it suitable for space-constrained designs. Its low power consumption, combined with sleep modes, allows for energy-efficient applications, especially in battery-powered devices.
Overall, the ATmega4809-AFR is well-suited for IoT, automotive, and consumer electronics, offering robust performance, extensive connectivity options, and flexibility for developers.

Features

The ATmega4809-AFR is a microcontroller from Microchip's AVR family, featuring:
1. Architecture: 8-bit AVR RISC architecture, enabling efficient processing.
2. Memory: 48 KB Flash, 6 KB SRAM, and 256 bytes of EEPROM for data storage.
3. Clock Speed: Operates at up to 20 MHz.
4. I/O Ports: 38 general-purpose I/O pins with flexible configurations.
5. Timers: 3 Timer/Counter units (16-bit and 8-bit) for various timing applications.
6. ADC: 10-bit Analog-to-Digital Converter with up to 8 channels.
7. Communication Interfaces: Includes USART, SPI, and I2C for versatile connectivity.
8. Event System: Efficiently connects peripherals without CPU intervention.
9. Low Power Modes: Multiple low-power modes for energy-efficient applications.
10. Integrated Debugging: On-chip debugging capabilities for development and testing.
The ATmega4809-AFR is ideal for a wide range of applications, including consumer electronics, industrial control, and IoT devices.

Package

The ATmega4809-AFR is available in a 32-pin VQFN (Very Thin Quad Flat No-lead) package. This compact package design allows for efficient space utilization on PCBs while providing access to all necessary pins for functionality.

Pinout

The ATmega4809-AFR is a microcontroller from Microchip's AVR family, featuring a total of 48 pins. The pinout includes:
- Digital I/O Pins: 38 pins can be used as general-purpose I/O.
- Analog Inputs: 8 channels of 10-bit ADC (Analog-to-Digital Converter).
- PWM Outputs: Multiple pins support PWM (Pulse Width Modulation) for controlling motors and LED brightness.
- Communication Interfaces: It includes USART, SPI, and I2C interfaces for serial communication.
- External Interrupts: Several pins can be configured for external interrupts.
- Power and Ground: Pins for power supply (VCC) and ground (GND).
- Reset Pin: A dedicated reset function.
The ATmega4809 also features an internal oscillator, EEPROM, flash memory, and SRAM, making it suitable for a variety of applications such as embedded systems, robotics, and IoT devices.

Manufacturer

The ATMEGA4809-AFR is manufactured by Microchip Technology Inc., a leading American semiconductor company. Microchip specializes in designing and manufacturing microcontrollers, mixed-signal, analog, and Flash-IP solutions. The company is known for its extensive portfolio of microcontroller products, including the AVR and PIC families, which are widely used in embedded systems. Microchip serves various markets such as automotive, industrial, consumer, and communications. Founded in 1989, Microchip has grown through both organic development and acquisitions, solidifying its position as a key player in the semiconductor industry.

Application

The ATmega4809-AFR microcontroller is commonly used in various application areas, including embedded systems, consumer electronics, IoT devices, automation systems, and sensor control. Its features, such as multiple I/O ports, analog-to-digital conversion, and communication interfaces (UART, SPI, I2C), make it ideal for robotics, home automation, industrial controls, and wearable technology. Its low power consumption also suits battery-operated applications.

Equivalent

Equivalent products to the ATmega4809-AFR include the ATmega328P, ATmega2560, and ATmega32M1. These microcontrollers share similar architecture and features but may differ in memory size and peripheral capabilities. For more advanced alternatives, consider the SAMD21 series, which offers ARM Cortex-M0+ architecture, providing higher performance and lower power consumption. Always verify specific requirements based on application needs.