ATMEGA48PA

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ATMEGA48PA

8-bit Microcontrollers - MCU Root Part:AVR, 4KB FLASH, 256B EE, 512B

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概述

Description

The ATmega48PA is an 8-bit microcontroller from the AVR family, manufactured by Microchip Technology. It features a 32 KB flash memory for program storage, 2 KB of SRAM, and 256 bytes of EEPROM. The microcontroller operates at a maximum clock speed of 20 MHz and is powered by a voltage range of 1.8V to 5.5V, making it suitable for battery-operated devices.
It has 23 general-purpose I/O pins, 6-channel 10-bit ADC (Analog-to-Digital Converter), and several communication interfaces, including USART, SPI, and I2C. The ATmega48PA is known for its ease of use, low power consumption, and robust performance. It supports various development environments, including Atmel Studio and Arduino, making it accessible for both beginners and experienced developers. Its compact size and versatile functionality make it ideal for applications such as sensor control, robotics, and home automation.

Features

The ATmega48PA is an 8-bit microcontroller from Atmel's AVR family. Key features include:
- Memory: 4 KB of Flash memory, 512 Bytes of SRAM, and 256 Bytes of EEPROM.
- Operating Voltage: 1.8V to 5.5V.
- Clock Speed: Up to 20 MHz with an external clock.
- I/O Ports: 23 general-purpose I/O pins.
- Timers: 3 timers (2x 8-bit and 1x 16-bit) for various timing applications.
- Analog: 6-channel 10-bit ADC (Analog-to-Digital Converter).
- Communication Interfaces: USART, SPI, and I2C for serial communication.
- Low Power Modes: Multiple sleep modes for energy efficiency.
- Programmer Support: Compatible with various AVR programming tools.
- Package Options: Available in 32-pin TQFP, MLF, and DIP packages.
These features make the ATmega48PA suitable for a wide range of embedded applications, including consumer electronics and automation.

Package

The ATmega48PA is available in several package types, including the 32-pin TQFP (Thin Quad Flat Package), 28-pin PDIP (Plastic Dual In-line Package), and 32-pin VQFN (Very Thin Quad Flat No-lead). These options provide flexibility for different applications and PCB layouts.

Pinout

The ATmega48PA is an 8-bit microcontroller from the AVR family, featuring a 32-pin Dual In-line Package (DIP) or 28-pin Thin Quad Flat Package (TQFP).
Pin Count:
- 32 Pins (DIP version) / 28 Pins (TQFP version)
Functions:
- Digital I/O: 23 general-purpose I/O pins.
- Analog: 8-channel 10-bit ADC (Analog-to-Digital Converter).
- Timers: 3 Timer/Counters (2 with PWM functionality).
- Communication:
- 1 USART (Universal Synchronous/Asynchronous Receiver/Transmitter).
- 1 SPI (Serial Peripheral Interface).
- 1 I2C (TWI - Two Wire Interface).
- Reset: External reset pin.
- Power Management: Sleep modes for low power operation.
- Development Features: Bootloader support for easy programming.
The ATmega48PA is widely used in embedded applications due to its versatility and low power consumption.

Manufacturer

The ATmega48PA 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. Founded in 1989, the company is known for its microcontroller products, particularly the PIC and AVR families, which are widely used in embedded systems and various electronic applications. Microchip serves diverse markets, including automotive, industrial, consumer, and communications, providing products that facilitate the development of efficient and reliable electronic designs.

Application

The ATmega48PA is commonly used in various applications, including home automation systems, sensor interfacing, robotics, motor control, and consumer electronics. It is suitable for low-power devices, embedded systems, and educational projects due to its versatility and ease of programming. Additionally, it can be utilized in data logging, remote control systems, and prototyping for IoT applications.

Equivalent

Equivalent products to the ATmega48PA include the ATmega88PA, ATmega168PA, and ATmega328P. These microcontrollers belong to the AVR family and share similar architectures, with varying memory sizes and features. Be sure to verify pin compatibility and specific requirements for your application when selecting alternatives.

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