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ATMEGA1284P-AUR

Name: ATMEGA1284P-AUR
Rating: 4.7 (12 reviews)

IC MCU 8BIT 128KB FLASH 44TQFP

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データシート ATMEGA1284P-AUR DataSheet
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仕様

Series	AVR® ATmega
Part Status	Active
Base Product Number	ATMEGA1284
DigiKey Programmable	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	32
Program Memory Size	128KB (64K x 16)
Program Memory Type	FLASH
EEPROM Size	4K x 8
RAM Size	16K 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	44-TQFP (10x10)
Package	44-TQFP
Packaging	Cut Tape (CT), Tape & Reel (TR)

概要

Description

The ATmega1284P-AUR is a 8-bit microcontroller from Microchip Technology, part of the AVR family. It features a 16 MHz clock speed and is based on the AVR architecture, providing efficient performance for various applications. The ATmega1284P has 128 KB of Flash memory, 16 KB of SRAM, and supports up to 32 general-purpose I/O pins.
Key features include:
- Analog-to-Digital Converter (ADC): 8-channel, 10-bit ADC for sensor interfacing.
- Timers: Multiple 8-bit and 16-bit timers/counters for precise timing.
- Communication Interfaces: Includes USART, SPI, and I2C for interfacing with other devices.
- Power Efficiency: Operates in various power-saving modes, making it suitable for battery-powered applications.
- Wide Voltage Range: Operates from 1.8V to 5.5V, enhancing flexibility in design.
The ATmega1284P is commonly used in embedded systems, robotics, and Arduino-compatible projects, offering a good balance of performance and ease of use for developers.

Features

The ATmega1284P-AUR is a low-power 8-bit microcontroller from Microchip Technology, featuring the following key specifications:
1. Architecture: AVR 8-bit RISC.
2. Flash Memory: 128 KB for program storage.
3. SRAM: 16 KB for data.
4. EEPROM: 4 KB for non-volatile data storage.
5. Clock Speed: Up to 20 MHz.
6. I/O Ports: 32 general-purpose I/O pins.
7. ADC: 10-bit Analog-to-Digital Converter with up to 8 channels.
8. Timers: 3 Timers/Counters (including PWM capabilities).
9. Communication Interfaces: UART, SPI, and I2C.
10. Interrupts: 24 external interrupts.
11. Operating Voltage: 1.8V to 5.5V.
12. Package: Available in various packages including TQFP and MLF.
The ATmega1284P is suitable for a variety of applications, including embedded systems, robotics, and control systems, thanks to its flexibility and extensive peripheral support.

Package

The ATMEGA1284P-AUR is available in a 32-pin QFN (Quad Flat No-Leads) package. This surface-mount package offers a compact design suitable for space-constrained applications.

Pinout

The ATmega1284P-AUR is a microcontroller from Microchip Technology, featuring 28 pins. It has a 40-pin dual in-line package (DIP) or 32-lead quad flat package (QFN) configurations. The pin functions include:
- Digital I/O: 23 general-purpose I/O pins (PB0-PB7, PC0-PC7, PD0-PD7) for input/output operations.
- Analog Inputs: 8-channel 10-bit ADC (analog-to-digital converter) on pins PC0-PC7.
- Timers: Three timer/counters for precision timing applications.
- Communication Interfaces:
- USART (Universal Synchronous and Asynchronous serial Receiver and Transmitter)
- SPI (Serial Peripheral Interface)
- I2C (TWI - Two Wire Interface)
- External Interrupts: External interrupt capabilities on selected pins.
- Reset Pin: An active-low reset pin.
- Power Supply: VCC and GND pins for power supply.
This microcontroller is popular in embedded applications for its versatility and extensive feature set.

Manufacturer

The ATMEGA1284P-AUR is manufactured by Microchip Technology Inc., an American company specializing in microcontroller and analog semiconductor products. Founded in 1989, Microchip is known for its development of microcontrollers, memory, and other embedded system solutions. The company primarily serves industries such as automotive, consumer electronics, industrial automation, and telecommunications, providing integrated circuit solutions that are essential for various electronic applications. Microchip's products are widely used in embedded designs, making them a key player in the semiconductor industry.

Application

The ATmega1284P-AUR is widely used in various applications, including embedded systems, robotics, data logging, sensor interfacing, industrial automation, and educational projects. Its features, such as multiple I/O ports, ADC channels, and communication interfaces (SPI, I2C, USART), make it suitable for tasks like motor control, home automation, and IoT devices. Additionally, it is popular in DIY electronics and prototyping due to its versatility and ease of programming.

Equivalent

Equivalent products to the ATmega1284P-AUR include the ATmega1284P-MU, ATmega644P, and ATmega2560, which share similar architecture and programming compatibility. Additionally, the PIC16F886 and PIC18F4520 from Microchip can serve as alternatives, depending on specific application needs and features. Always check pin compatibility and resource requirements before substituting.