ATMEGA328-MMH

Hình ảnh chỉ để tham khảo

ATMEGA328-MMH

IC MCU 8BIT 32KB FLASH 28VQFN

100% gốc & amp; Mới

24 giờ sẵn sàng để vận chuyển

Bảo hành 365 ngày

RFQ & amp; Nhận thêm Giảm giá

Thông số kỹ thuật

Series AVR® ATmega
Part Status Active
DigiKey Programmable Not Verified
Core Processor AVR
Core Size 8-Bit
Speed 20MHz
Connectivity I2C, SPI, UART/USART
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O 23
Program Memory Size 32KB (16K x 16)
Program Memory Type FLASH
EEPROM Size 1K x 8
RAM Size 2K x 8
Voltage - Supply (Vcc/Vdd) 1.8V ~ 5.5V
Data Converters A/D 8x10b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Supplier Device Package 28-VQFN (4x4)
Package / Case 28-VFQFN Exposed Pad
Base Product Number ATMEGA328

Tổng quan

Description

The ATmega328-MMH is a microcontroller from the ATmega family, commonly used in embedded systems and hobbyist projects, notably in Arduino boards. It features an 8-bit AVR architecture and operates at a clock speed of up to 20 MHz. With 32 KB of flash memory for program storage, 2 KB of SRAM, and 1 KB of EEPROM, it offers ample resources for various applications.
The ATmega328-MMH includes 23 I/O pins, 6 PWM outputs, and multiple communication interfaces such as SPI, USART, and I2C, making it versatile for interfacing with sensors, actuators, and other peripherals. It supports multiple operating modes, allowing for power efficiency, which is crucial for battery-powered applications.
Programming is typically done using the Arduino IDE, making it accessible for both beginners and experienced developers. Its widespread adoption has led to a large community and abundant resources, facilitating easier project development and troubleshooting. Overall, the ATmega328-MMH is an excellent choice for projects requiring a balance of performance, power, and ease of use.

Features

The ATmega328-MMH is a microcontroller from Atmel's AVR family, widely used in various embedded applications, including Arduino boards. Key features include:
1. Architecture: 8-bit AVR RISC architecture.
2. Clock Speed: Operates at a maximum clock frequency of 20 MHz.
3. Memory:
- Flash memory: 32 KB (with 0.5 KB used for the bootloader)
- SRAM: 2 KB
- EEPROM: 1 KB
4. I/O Ports: 23 general-purpose I/O pins.
5. Timers: Three timers (two 8-bit and one 16-bit) for various timing applications.
6. ADC: 10-bit Analog-to-Digital Converter with up to 8 channels.
7. Communication: SPI, I2C, and UART interfaces for serial communication.
8. Interrupts: Supports external and internal interrupts for efficient event handling.
9. Low Power Modes: Various sleep modes for energy-efficient operation.
10. Operating Voltage: Typically 1.8V to 5.5V.
These features make the ATmega328-MMH suitable for hobbyist projects and professional applications alike.

Package

The ATmega328-MMH is packaged in a 32-pin QFN (Quad Flat No-lead) format, which provides a compact design for surface-mount applications. This package type is ideal for space-constrained projects, allowing for efficient thermal and electrical performance.

Pinout

The ATmega328-MMH is a microcontroller from the AVR family, featuring a 28-pin Dual In-line Package (DIP). It includes the following key functions:
1. Digital I/O Pins: 23 general-purpose I/O pins.
2. Analog Inputs: 6 channels of 10-bit ADC (Analog-to-Digital Converter).
3. Timer/Counters: 3 timers (2 with PWM capability).
4. Serial Communication: USART for UART communication.
5. SPI Interface: For synchronous serial communication.
6. I2C Interface: TWI (Two Wire Interface) for communication with other I2C devices.
7. External Interrupts: 2 external interrupts for responsive event handling.
8. Power Management: Various sleep modes to reduce energy consumption.
9. Memory: 32 KB Flash memory, 2 KB SRAM, and 1 KB EEPROM.
Overall, the ATmega328-MMH is widely used in applications such as robotics, IoT, and DIY electronics projects due to its versatility and ease of use.

Manufacturer

The ATmega328-MMH is manufactured by Microchip Technology Inc., a prominent American manufacturer of semiconductor products. Microchip specializes in microcontrollers, microprocessors, and analog semiconductors, serving a wide range of applications in various industries such as automotive, industrial, consumer electronics, and IoT (Internet of Things). The ATmega328 is particularly well-known for its use in Arduino boards, making it popular among hobbyists and developers. Founded in 1989, Microchip has established itself as a leader in embedded control solutions, providing comprehensive tools and resources for product development.

Application

The ATmega328-MMH is widely used in embedded systems for applications such as home automation, robotics, sensor monitoring, and wearable devices. Its low power consumption makes it suitable for battery-operated projects. Additionally, it is popular in educational environments for teaching programming and electronics, as well as in hobbyist projects like Arduino boards for DIY electronics.

Equivalent

Equivalent products to the ATmega328-MMH include the ATmega168, ATmega32, and ATmega88, which share similar architecture and features. Additionally, the Microchip PIC16F88 and PIC18F series microcontrollers can serve as alternatives, depending on application requirements. For more advanced features, consider the ESP8266 or ESP32 for IoT applications. Ensure compatibility with your specific project needs regarding I/O pins, memory, and peripherals.

Vận chuyển

Phương pháp vận chuyển Chúng tôi

cung cấp dịch vụ vận chuyển toàn cầu thông qua DHL, FedEx, TNT, UPS hoặc bất kỳ nhà giao hàng khác mà bạn lựa chọn.


Tham khảo phí vận chuyển (DHL / FedEx):

Hãng DHL: Chi phí vận chuyển dao động từ $ 25- $ 45 (0,5kg), với thời gian giao hàng ước tính là 2-5 ngày làm việc.

FedEx: Chi phí vận chuyển dao động từ $ 25- $ 40 (0,5kg), với thời gian giao hàng ước tính là 3-7 ngày làm việc.

Sản phẩm UPS: Chi phí vận chuyển dao động từ $ 25- $ 45 (0,5kg), với thời gian giao hàng ước tính là 3-7 ngày làm việc.

TNT: Chi phí vận chuyển dao động từ $ 25- $ 65 (0,5kg), với thời gian giao hàng ước tính là 3-7 ngày làm việc.

EMS: Chi phí vận chuyển dao động từ $ 30- $ 50 (0,5kg), với thời gian giao hàng ước tính là 7-15 ngày làm việc.

Đăng ký Air Mail: Chi phí vận chuyển là $ 2- $ 4 (0.1kg), với thời gian giao hàng ước tính là 5-20 ngày làm việc.

Thanh toán

Payment Methods

Thời hạn thanh toán là 100% trả trước.

Hiện tại, chúng tôi chỉ chấp nhận các phương thức thanh toán dưới đây:

1. PayPal

2. Thẻ tín dụng / ghi nợ

3. Chuyển dây