ATMEGA128A-MU
- Mfr.Part #
- ATMEGA128A-MU
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 64-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 128KB FLASH 64QFN
- Stock
- 13,886
- In Stock :
- 13,886
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- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Microcontrollers
- Number of I2C Channels :
- 1
- Interfaces :
- I2C, SPI, UART
- Number of I/O Lines :
- 53
- Brand :
- Microchip Technology / Atmel
- Core Processor :
- AVR
- Reach Compliance Code :
- Compliant
- Package Shape :
- Square
- Maximum Operating Temperature :
- +85 °C
- Qualification Status :
- Not Qualified
- Memory Size :
- 128kB
- JESD-30 Code :
- S-XQCC-N64
- Mount :
- Surface Mount
- Product :
- MCU
- Interface :
- EBI/EMI, I2C, SPI, UART, USART
- Termination :
- SMD/SMT
- Supplier Device Package :
- 64-QFN (9x9)
- Product Category :
- 8-bit Microcontrollers - MCU
- Supply Voltage-Max (Vsup) :
- 5.5V
- Frequency :
- 16MHz
- Address Bus Width :
- 16
- Product Type :
- 8-bit Microcontrollers - MCU
- Package :
- Tray
- Pin Count :
- 64
- Speed :
- 16MHz
- REACH SVHC :
- No SVHC
- Number of Terminations :
- 64
- Instruction Set Architecture :
- RISC
- Program Memory Type :
- Flash
- DMA Channels :
- No
- Series :
- AVR® ATmega
- Oscillator Type :
- Internal
- Radiation Hardening :
- No
- RAM (bytes) :
- 4096
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Base Part Number :
- ATMEGA128A
- Operating Temperature :
- -40°C~85°C TA
- MSL :
- MSL 3 - 168 hours
- Published :
- 2005
- PWM Channels :
- yes
- Qualification :
- -
- Number of SPI Channels :
- 1
- Interface Type :
- 2-Wire Serial, SPI, USART
- Tradename :
- AVR
- Package Type :
- VQFN
- Width :
- 9.1mm
- Surface Mount :
- yes
- Watchdog Timer :
- yes
- Connectivity :
- EBI/EMI, I2C, SPI, UART/USART
- Temperature Grade :
- Industrial
- Power Supplies :
- 3/5V
- Family Name :
- ATMEGA
- Number of Terminals :
- 64
- Number of UART Channels :
- 2
- Mounting Style :
- SMD/SMT
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Number of I/Os :
- 53 I/O
- Program Memory Size :
- 128KB 64K x 16
- Length :
- 9.1mm
- Data Bus Width :
- 8B
- Factory Lead Time :
- 7 Weeks
- Mounting Type :
- Surface Mount
- Supply Current-Max :
- 19 mA
- ROM Programmability :
- Flash
- EEPROM Size :
- 4K x 8
- Bit Size :
- 8
- Base Product Number :
- ATMEGA128
- Terminal Position :
- QUAD
- Height :
- 950μm
- Data Converter :
- A/D 8x10b
- External Data Bus Width :
- 8
- Additional Feature :
- IT ALSO OPERATES 8MHZ AT MINI 2.7V
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Density :
- 1 Mb
- CPU Family :
- AVR RISC
- Core Size :
- 8-Bit
- Has ADC :
- yes
- Number of ADC Channels :
- 8
- Pbfree Code :
- yes
- ROM (words) :
- 65536
- Packaging :
- Tray
- Lead Free :
- Lead Free
- Terminal Form :
- NO LEAD
- Data Converters :
- A/D 8x10b
- Device Core :
- AVR
- Number of I/O :
- 53
- Terminal Pitch :
- 0.5mm
- Number of Timers/Counters :
- 4
- RAM Size :
- 4K x 8
- RoHS :
- Details
- Number of Pins :
- 64
- DAC Channels :
- yes
- Manufacturer :
- Microchip
- Package / Case :
- 64-VFQFN Exposed Pad
- Typical Operating Supply Voltage :
- 5.5 (Maximum) V
- RoHS Status :
- ROHS3 Compliant
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Seated Height-Max :
- 1 mm
- Dimensions :
- 9.1 x 9.1 x 0.95mm
- Minimum Operating Temperature :
- -40 °C
- Product Status :
- Active
- Contact Plating :
- Tin
- Supply Voltage :
- 5V
- Datasheets
- ATMEGA128A-MU
ATMEGA128A-MU Documents

Microcontrollers Atmel (Microchip Technology) ATMEGA128A-MU Overview
The ATMEGA128A-MU from Atmel (Microchip Technology) is a robust microcontroller designed to support complex digital control systems. Embodying a powerful combination of real-time performance and flexible connectivity, this device ensures an optimal solution for a diverse range of applications. This microcontroller is equipped with 128KB of flash memory and features an 8-bit AVR processor that provides the efficiency and power needed for demanding applications. Its compact 64QFN package is suited for space-constrained environments while maintaining a full feature set that enhances system reliability and performance. The Microcontrollers Atmel (Microchip Technology) ATMEGA128A-MU is specifically engineered to meet the challenges of modern embedded systems.
ATMEGA128A-MU Features
The ATMEGA128A-MU microcontroller includes several key features that make it an excellent choice for embedded system applications. These features include 128KB of in-system programmable flash, a high-performance 8-bit CPU, low power consumption modes, a variety of peripherals such as USART, SPI, and two-wire interface (TWI), and 10-bit ADC with 16 channels. This variety ensures adaptability to both simple and complex tasks.
ATMEGA128A-MU Applications
- Consumer Electronics: Integrates into devices such as smart home gadgets, gaming consoles, and advanced wearables, providing responsive user interfaces and efficient power management.
- Industrial Automation: Used in system control modules, sensor management, and robotic control, leveraging its numerous I/O options and robust data handling capabilities to perform under demanding conditions.
- Automotive Systems: Powers dashboard controls, sensor modules, and embedded multimedia systems, offering the necessary robustness and real-time capability for automotive environments.
- Communication Equipment: Supports the development of communication infrastructure, including routers and network bridges, by handling complex data transfers and connectivity tasks efficiently.
- Medical Devices: Applicable in small-scale medical monitoring systems, benefiting from its low power consumption and high integration capabilities to enhance device reliability and patient safety.
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