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

Microcontrollers Microchip Technology ATMEGA128A-MU Overview
The ATMEGA128A-MU by Microchip Technology is a high-performance microcontroller unit (MCU) designed to deliver exceptional efficiency and versatility in a compact 64QFN package. Engineered with an 8-bit AVR processor, this MCU boasts a robust 128KB of in-system programmable flash, making it ideal for advanced level applications that require substantial code or data storage. The inclusion of multiple power-saving modes and a wide range of peripherals makes the Microcontrollers Microchip Technology ATMEGA128A-MU an excellent choice for designers aiming to optimize performance while reducing power consumption.
ATMEGA128A-MU Features
- 128KB of in-system programmable flash
- 8-bit AVR RISC-based processor
- Low power consumption with multiple power-saving modes
- High endurance, non-volatile memory segments
- 64-pin QFN package for minimal footprint
- Extensive interrupt system for improved task management
- Supports SPI, I2C, and USART communication protocols
ATMEGA128A-MU Applications
- Industrial Automation: Serves as a control unit for managing automation processes, offering reliable performance in monitoring and controlling machinery.
- Consumer Electronics: Utilized in home appliances and gadgets to enhance user interfaces and functionality with its capacity for sophisticated control algorithms.
- Automotive Applications: Ideal for embedded systems in vehicles, providing crucial functions such as sensor reading and actuator control.
- Healthcare Devices: Employs its high precision and connectivity features in medical monitoring devices, ensuring accurate data management and patient care.
- Communication Systems: Acts as a core component in communication infrastructure, facilitating data transmission and signal processing.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















