ATMEGA88PA-AU

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ATMEGA88PA-AU

IC MCU 8BIT 8KB FLASH 32TQFP

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Thông số kỹ thuật

Package Bulk
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 8KB (4K x 16)
ProgramMemoryType FLASH
EEPROMSize 512 x 8
RAMSize 1K 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-TQFP

Tổng quan

Description

The ATmega88PA-AU is an 8-bit microcontroller from Microchip Technology, part of the AVR family. It features 8 KB of Flash memory, 1 KB of SRAM, and 512 bytes of EEPROM, making it suitable for various embedded applications. The microcontroller operates at a maximum clock frequency of 20 MHz and incorporates 23 I/O pins, allowing for versatile interfacing with external devices.
Key features include six 10-bit ADC channels, multiple timers, and USART for serial communication. The ATmega88PA-AU supports various power-saving modes, enhancing energy efficiency in battery-powered applications. Its compact 32-lead TQFP package enables easy integration into designs.
The device is commonly used in robotics, consumer electronics, and automation projects, benefiting from the extensive AVR ecosystem, including development tools and libraries. Overall, the ATmega88PA-AU is a reliable choice for hobbyists and professionals seeking a balance of performance and simplicity in microcontroller applications.

Features

The ATmega88PA-AU is an 8-bit microcontroller from Atmel (now part of Microchip Technology) that features:
1. Architecture: AVR 8-bit RISC architecture with up to 20 MHz clock speed.
2. Memory: 8 KB of in-system programmable Flash memory, 512 bytes of SRAM, and 256 bytes of EEPROM.
3. I/O Ports: 23 general-purpose I/O pins.
4. Timers: Three timers (two 8-bit and one 16-bit) for various timing and counting functions.
5. Analog Features: 10-bit ADC with up to 8 channels and a 6-channel analog comparator.
6. Communication Interfaces: SPI, USART, and I2C support for serial communication.
7. Power: Low power consumption, with various sleep modes for energy efficiency.
8. Operating Voltage: 1.8V to 5.5V.
9. Packages: Available in various packages, including 28-pin SOIC and DIP.
The ATmega88PA-AU is ideal for embedded applications, providing a blend of performance, flexibility, and ease of use for hobbyists and professionals alike.

Package

The ATMEGA88PA-AU is packaged in a 32-pin TQFP (Thin Quad Flat Package) format. This surface-mount package is characterized by its small size and low profile, making it suitable for compact electronic designs.

Pinout

The ATmega88PA-AU is a microcontroller from Atmel's ATmega family, featuring a 28-pin Dual In-line Package (DIP) layout. It includes a 8-bit AVR RISC architecture and operates at a maximum clock speed of 20 MHz.
The pin functions are as follows:
1. Digital I/O Pins (Port B, C, D): 23 pins are configurable as digital input or output.
2. Analog Inputs (ADC): 6 pins (PC0 to PC5) can serve as analog input channels for the 10-bit ADC.
3. External Interrupts: Two pins (INT0 and INT1) support external interrupts.
4. Timer/Counter: Three timers (Timer/Counter0, Timer/Counter1, Timer/Counter2) are available for timing operations.
5. Serial Communication: UART for serial communication is available on specific pins (TXD and RXD).
6. Reset Pin: One dedicated pin for the reset function.
7. Power Supply Pins: Includes VCC and GND pins for power supply.
Overall, the ATmega88PA-AU is versatile for various embedded applications.

Manufacturer

The ATMEGA88PA-AU is manufactured by Microchip Technology Inc., a leading semiconductor company. Microchip specializes in microcontroller, mixed-signal, analog, and Flash-IP solutions. Established in 1989, the company is known for its extensive product portfolio that caters to various industries, including automotive, industrial, consumer, and communications. Microchip focuses on providing high-performance and cost-effective microcontrollers, particularly in the 8-bit, 16-bit, and 32-bit categories. Through acquisitions, such as that of Atmel in 2016, Microchip expanded its offerings to include a wide range of microcontrollers and development tools, enhancing its position in the embedded systems market.

Application

The ATmega88PA-AU is widely used in various applications, including home automation, robotics, sensor monitoring, and control systems. Its low power consumption makes it ideal for battery-operated devices. It is also popular in automotive applications, industrial automation, and consumer electronics for tasks like data logging, motor control, and interfacing with displays and keypads. Additionally, it's used in educational projects and prototyping due to its ease of use and availability.

Equivalent

Equivalent products to the ATmega88PA-AU include the ATmega8A, ATmega168A, ATmega328P, and ATmega88A. These microcontrollers share similar architecture and features but may vary in memory size, peripheral options, and power consumption. Always consult the specific datasheets for detailed specifications and compatibility.

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