ATMEGA128A-AU-7271425.jpg0.0000000000 39204
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Microchip Technology ATMEGA128A-AU

   
Manufacturer Part Number : ATMEGA128A-AU
Manufacturer : Microchip Technology
Description : IC MCU 8BIT 128KB FLASH
Package : 64-TQFP
Datasheet : ATMEGA128A-AU.PDF ATMEGA128A-AU PDF
EDA / CAD Models : ATMEGA128A-AU by SnapEDA
Base Product Number : ATMEGA128
Stock Condition :In Stock 39204, New Original
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1 77 7271425 Atmel-8151S-8-bit-AVR-ATmega128A_Datasheet-20Summary.pdf Microchip-Technology/ATMEGA128A-AU

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Microchip Technology ATMEGA128A-AU

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The ATMEGA128A-AU from Microchip Technology is a versatile 8-bit microcontroller designed to deliver reliable performance for a wide range of embedded applications. It features 128 KB of Flash program memory, 4 KB of EEPROM, and 4 KB of SRAM, providing ample resources for complex control algorithms, data storage, and application development. With 53 programmable I/O pins, the device offers extensive connectivity options, allowing designers to interface with sensors, displays, communication modules, and other peripheral devices with ease.

Microchip Technology ATMEGA128A-AU electronic chip

Built on the proven AVR architecture, the ATMEGA128A-AU combines efficient processing capabilities with low power consumption, making it suitable for industrial controls, consumer electronics, instrumentation, automotive subsystems, and educational development platforms. Its rich peripheral set and flexible I/O configuration help simplify system design while supporting reliable long-term operation. As a professional Microchip Technology supplier and distributor, Nantian Electronics maintains a large inventory of ATMEGA128A-AU devices and provides datasheets, technical specifications, and pin diagram documentation for customer reference. Customers are welcome to contact Nantian Electronics for product inquiries, competitive pricing, and ordering support.

Core Processor:AVR
Core Size:8-Bit
Speed:16MHz
Peripherals:Brown-out Detect/Reset, POR, PWM, WDT
Program Memory Size:128KB (64K x 16)
Program Memory Type:FLASH
RAM Size:4K x 8
Voltage - Supply (Vcc/Vdd):2.7 V ~ 5.5 V
Oscillator Type:Internal
Operating Temperature:-40~C ~ 85~C (TA)
Package / Case:64-TQFP
Supplier Device Package:64-TQFP (14x14)

Q1: What are the main features of the Microchip Technology ATMEGA128A-AU?

A: The ATMEGA128A-AU is an 8-bit AVR microcontroller that features 128 KB of Flash memory, 4 KB of EEPROM, and 4 KB of SRAM. It provides 53 programmable I/O pins, multiple communication interfaces, and a rich set of integrated peripherals for embedded control applications. The device is designed to deliver reliable performance, low power consumption, and flexible system integration for a wide variety of electronic products.

Q2: What is the ATMEGA128A-AU used for?

A: This microcontroller is commonly used in industrial automation equipment, consumer electronics, instrumentation systems, embedded controllers, communication devices, robotics, and educational development platforms. Its combination of memory capacity, I/O resources, and AVR architecture makes it suitable for applications that require dependable control, monitoring, and data processing functions.

Q3: Does the ATMEGA128A-AU have alternative manufacturers or part numbers?

A: Yes. Similar microcontrollers are available from manufacturers such as STMicroelectronics, NXP Semiconductors, Renesas Electronics, and Texas Instruments. Alternative devices should be selected based on memory size, processing performance, peripheral requirements, power consumption, package type, and software compatibility. Comparable options may include the STM32F1 series, NXP LPC series, Renesas RL78 family, or Texas Instruments MSP430 devices, depending on the application requirements.

Q4: Is technical support available for the ATMEGA128A-AU?

A: Yes. Microchip Technology provides extensive technical resources, including datasheets, application notes, development tools, software libraries, reference designs, and engineering documentation. In addition, Nantian Electronics can assist customers with datasheet downloads, technical specifications, pin diagram information, product availability, and procurement support to help streamline product evaluation and integration.

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