8-bit AVR microcontroller featuring 128KB FLASH memory and 8KB RAM. Operates at up to 16MHz with an 8-bit data bus width. Offers 54 I/Os, 6 timers/counters, 10 PWM channels, and multiple interfaces including I2C, SPI, and UART. Surface mountable in a QFN package, this lead-free component supports a supply voltage range of 2.7V to 5.5V and operates from -40°C to 85°C.
Frequency16MHz
PackageQFN
MountingSurface Mount
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Technical Specifications
Microchip ATMEGA1281-16MU technical specifications.
General
Access Time
16us
Package/Case
QFN
Core Architecture
AVR
Data Bus Width
8b
Frequency
16MHz
Height
1mm
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
54
Number of I2C Channels
1
Number of PWM Channels
10
Number of SPI Channels
1
Number of Timers/Counters
6
Oscillator Type
Internal
Packaging
Tray
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
RAM Size
8KB
Reach SVHC Compliant
No
RoHS Compliant
Yes
Series
AVR® ATmega
Watchdog Timer
Yes
Width
9.1mm
Compliance
RoHS
Compliant
Datasheet
Microchip ATMEGA1281-16MU Datasheet
Download the complete datasheet for Microchip ATMEGA1281-16MU to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.
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