Microchip Technology

ATMEGA8A-MU  

Microcontrollers

The ATMEGA8A-MU is a microcontroller unit (MCU) manufactured by Microchip Technology. It is part of the ATmega family of 8-bit AVR microcontrollers, which are widely used in various embedded systems and applications due to their high performance, low power consumption, and ease of use.

Description:

The ATMEGA8A-MU is a high-performance, low-power microcontroller based on the AVR enhanced RISC architecture. It features 8 KB of in-system programmable Flash memory, 1 KB of EEPROM, and 1 KB of SRAM. The device operates at a frequency of up to 20 MHz and is available in a 28-pin QFN package.

Features:

1. 8-bit AVR microcontroller based on the enhanced RISC architecture for high code density and high performance.
2. 8 KB of in-system programmable Flash memory with read-while-write capability.
3. 1 KB of EEPROM.
4. 1 KB of SRAM.
5. 23 general-purpose I/O lines with optional internal pull-up resistors.
6. 32 general-purpose working registers.
7. Nested interrupt controller with 16 priority levels.
8. On-chip debug support with JTAG interface.
9. Two 8-bit timer/counters with 8-bit resolution and independent prescaling.
10. One 16-bit timer/counter with 16-bit resolution and independent prescaling.
11. Real-time clock (RTC) with calendar.
12. Two PWM channels.
13. Eight-level deep power management system for ultra-low power consumption.
14. Internal and external interrupts with up to 16 sources.
15. Universal Serial Bus (USB) 2.0 interface with integrated PHY.
16. On-chip event system for low-power operation and peripheral interconnect.
17. Available in a 28-pin QFN package.

Applications:

The ATMEGA8A-MU is suitable for a wide range of applications due to its versatility, performance, and low power consumption. Some common applications include:

1. Industrial control and automation systems.
2. Portable and battery-powered devices.
3. Medical equipment and devices.
4. Home automation and smart home systems.
5. Consumer electronics, such as appliances and gaming devices.
6. Data acquisition and signal processing systems.
7. Motor control applications.
8. Human-Machine Interface (HMI) devices.
9. Wireless communication systems, such as Zigbee and Bluetooth Low Energy (BLE) devices.
10. Security systems, including access control and surveillance.

The ATMEGA8A-MU's combination of features, performance, and low power consumption make it an ideal choice for a wide range of embedded applications, from simple control systems to more complex, feature-rich devices.

ATMEGA8A-MU Documents

Download datasheets and manufacturer documentation for ATMEGA8A-MU

Errata :

ATmega8A Errata~      

PCN Assembly/Origin :

Fabrication Site 27/Sep/2023      

Datasheets :

ATmega8A Complete       ATmega8A Summary      

PCN Packaging :

Boxes 07/Dec/2016       MBB/Label Chgs 16/Nov/2018      

PCN Other :

MSL3 to MSL1 05/Apr/2013      

Design Resources :

ATmega8A Development Tool Selector      

HTML Datasheet :

ATmega8A Summary      

PCN Design/Specification :

ATmega8A 24/Jan/2018       ATmega8A 06/Mar/2020      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH