Microchip Technology

ATMEGA128A-AUR  

Microcontrollers

The ATMEGA128A-AUR is a microcontroller unit (MCU) produced by Microchip Technology. It is a part of the AVR Enhanced series and is based on the AVR architecture. The MCU is designed for a wide range of applications, including industrial control, medical equipment, and consumer electronics.

Description:

The ATMEGA128A-AUR is a low-power CMOS 8-bit microcontroller based on the enhanced AVR RISC architecture. It features 128K bytes of In-System Programmable Flash memory, 16K bytes of SRAM, and 4K bytes of EEPROM. The MCU operates at a maximum frequency of 16 MHz and has a wide operating voltage range of 1.8 to 5.5 volts.

Features:

1. 128KB In-System Programmable Flash memory with read-while-write capability
2. 16KB SRAM
3. 4KB EEPROM
4. 43 general-purpose I/O lines
5. 33 programmable peripherals
6. USART with IrDA
7. Two SPI interfaces
8. Two I2C interfaces
9. 8-channel 10-bit ADC with up to 8MSPs
10. 8-channel 8-bit ADC with up to 8MSPs
11. 16-bit Timer/Counter with PWM and Input Capture
12. 4 16-bit Timer/Counters with PWM, Input Capture, and Output Compare
13. Real-Time Clock (RTC) with Calendar
14. Power-on Reset (POR), Brown-out Reset (BOR), and Watchdog System Reset (WDT)
15. Sleep Modes for low-power consumption
16. Programmable Voltage Reference
17. Internal Oscillator with Calibration
18. External Oscillator Support
19. JTAG and Serial Programming Interface

Applications:

The ATMEGA128A-AUR is suitable for a wide range of applications due to its versatile features and high performance. Some common applications include:

1. Industrial control systems
2. Medical equipment and devices
3. Consumer electronics (e.g., home automation, appliances)
4. Telecommunications equipment
5. Data acquisition and signal processing systems
6. Automotive control systems
7. Robotics and automation
8. Battery management systems
9. Smart sensors and actuators
10. Security systems and access control

The ATMEGA128A-AUR's combination of high memory capacity, multiple communication interfaces, and advanced peripherals make it a popular choice for developers looking to create complex, feature-rich applications with efficient power consumption.

ATMEGA128A-AUR Documents

Download datasheets and manufacturer documentation for ATMEGA128A-AUR

PCN Assembly/Origin :

Fabrication Site 27/Sep/2023      

Datasheets :

ATMega128A Complete       ATMega128A Summary      

PCN Packaging :

MBB/Label Chgs 16/Nov/2018       Carrier Tape 05/Feb/2021      

Scheme-It :

ATMEGA128A-AUR Scheme-It®      

Design Resources :

ATmega128A Development Tool Selector      

HTML Datasheet :

ATMega128A Summary      

PCN Design/Specification :

Marking Chgs 11/Jul/2017      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH