ATMEGA328-MUR

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ATMEGA328-MUR

IC MCU 8BIT 32KB FLASH 32VQFN

  • Nhà sản xuất
  • Ông. Phần #ATMEGA328-MUR
  • Gói VQFN-32
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  • Có sẵn5072

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Thông số kỹ thuật

Package Tape & Reel (TR),Cut Tape (CT)
Series AVR® ATmega
ProductStatus Active
CoreProcessor AVR
CoreSize 8-Bit
Speed 20MHz
Connectivity I²C, SPI, UART/USART
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
NumberofI/O 23
ProgramMemorySize 32KB (16K x 16)
ProgramMemoryType FLASH
EEPROMSize 1K x 8
RAMSize 2K x 8
Voltage-Supply(Vcc/Vdd) 1.8V ~ 5.5V
DataConverters A/D 8x10b
OscillatorType Internal
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 32-VFQFN Exposed Pad

Tổng quan

Description

The ATmega328-MUR is an 8-bit microcontroller from Microchip Technology, part of the AVR family. It is widely used in embedded systems and is notably the core of the Arduino Uno platform. The ATmega328 features 32KB of flash memory for program storage, 2KB of SRAM, and 1KB of EEPROM for non-volatile data storage. It operates at a clock speed of up to 20 MHz and has 23 I/O pins, which can be configured for various digital and analog functions.
Key features include multiple timers, USART for serial communication, and six analog-to-digital converter (ADC) channels, making it suitable for a range of applications from simple projects to complex systems. The microcontroller is available in a 28-pin DIP package, making it easy to integrate into prototyping and manufacturing processes. Its low power consumption and versatility have made it a popular choice for hobbyists and professionals alike. Overall, the ATmega328-MUR is a reliable and flexible option for various electronic projects.

Features

The ATmega328-MUR is an 8-bit microcontroller from Microchip Technology, widely used in embedded systems and popularized by Arduino boards. Key features include:
1. Architecture: AVR 8-bit RISC architecture with 32 general-purpose registers.
2. Memory: 32 KB of flash memory for program storage, 2 KB SRAM, and 1 KB EEPROM for non-volatile data.
3. Clock Speed: Operates at up to 20 MHz.
4. I/O Ports: 23 programmable I/O pins.
5. Analog-to-Digital Converter (ADC): 10-bit ADC with up to 8 channels.
6. Timers: Three timers (two 8-bit and one 16-bit) for various timing functions.
7. Communication Interfaces: Supports UART, SPI, and I2C for serial communication.
8. Low Power Consumption: Various sleep modes for energy-efficient operation.
9. Operating Voltage: 1.8V to 5.5V.
10. Package: Available in various packages including PDIP, TQFP, and MLF.
These features make the ATmega328-MUR suitable for a wide range of applications, from simple hobby projects to complex embedded systems.

Package

The ATMEGA328-MUR is typically packaged in an 8-pin Microchip PDIP (Plastic Dual In-line Package) or an equivalent surface mount form factor such as QFN (Quad Flat No-lead). The most common configuration is the 28-pin PDIP.

Pinout

The ATmega328-MUR is an 8-bit microcontroller from Atmel (now part of Microchip Technology) featuring 32 pins. It is commonly used in applications like Arduino Uno. The pin functions include:
- Digital I/O Pins (0-13): Configurable as input or output.
- Analog Inputs (A0-A5): Six channels for analog-to-digital conversion.
- Power Pins: VCC (power supply), GND (ground), and AVCC (for analog circuitry).
- Reset Pin: Used to reset the microcontroller.
- Serial Communication: TXD/RXD for UART communication.
- SPI: Pins for Serial Peripheral Interface.
- I2C: Pins for Inter-Integrated Circuit communication (SDA, SCL on specific digital pins).
- Crystal Oscillator Pins: For external clock connections.
The ATmega328-MUR operates at a voltage range of 1.8V to 5.5V and features 32KB of flash memory, 2KB of SRAM, and 1KB of EEPROM.

Manufacturer

The ATmega328-MUR is manufactured by Microchip Technology Inc., a leading provider of microcontroller, analog, and Flash-IP solutions. Founded in 1989, Microchip is a global company known for its innovative semiconductor products, particularly in the field of embedded control applications. It serves various industries, including automotive, industrial, consumer, and communications, offering a wide range of microcontrollers and development tools. The ATmega328, widely recognized for its use in the Arduino platform, is an 8-bit AVR microcontroller known for its ease of use, low power consumption, and versatility, making it popular among hobbyists and professionals alike.

Application

The ATmega328-MUR is commonly used in various applications, including embedded systems, robotics, home automation, sensor monitoring, and DIY electronics projects. It powers popular platforms like Arduino, enabling rapid prototyping and development. Its versatility makes it suitable for tasks such as motor control, data logging, and communication interfaces in consumer electronics and IoT devices.

Equivalent

Equivalent products to the ATmega328-MUR include the ATmega168, ATmega32U4, and ATmega48. Additionally, the Microchip PIC16F84A and PIC16F877A are often considered alternatives, depending on project requirements. For more advanced applications, the STM32F030 series or the ESP8266 may also be viable options. Always ensure compatibility with your specific project needs.

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