8-bit AVR microcontroller featuring 128KB Flash memory and 4KB RAM. Operates at up to 16MHz with 53 I/O pins. Supports I2C, SPI, UART, and USART interfaces, along with 8 ADC channels and 8 PWM channels. Surface mountable in a QFN package, with a voltage range of 2.7V to 5.5V and an operating temperature of -40°C to 85°C. Includes integrated peripherals like Brown-out Detect/Reset, POR, and WDT.
Frequency16MHz
PackageQFN
MountingSurface Mount
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Technical Specifications
Microchip ATMEGA128A-MU technical specifications.
General
Package/Case
QFN
Core Architecture
AVR
Data Bus Width
8b
Density
128KB
Frequency
16MHz
Height
0.95mm
Interface
I2C, SPI, UART, USART, EBI/EMI
Lead Free
Lead Free
Length
9.1mm
Max Frequency
16MHz
Max Operating Temperature
85°C
Memory Size
128KB
Memory Type
FLASH,
Min Operating Temperature
-40°C
Max Supply Voltage
5.5V
Min Supply Voltage
2.7V
Mount
Surface Mount
Number of ADC Channels
8
Number of I/Os
53
Number of I2C Channels
1
Number of PWM Channels
8
Number of SPI Channels
1
Number of Timers/Counters
4
Number of UART Channels
2
Oscillator Type
Internal
Packaging
Tray
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
RAM Size
4KB
Reach SVHC Compliant
No
RoHS Compliant
Yes
Series
AVR® ATmega
Termination
SMD/SMT
Watchdog Timer
Yes
Width
9.1mm
Compliance
RoHS
Compliant
Datasheet
Microchip ATMEGA128A-MU Datasheet
Download the complete datasheet for Microchip ATMEGA128A-MU to view detailed technical specifications.
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