ATMEGA1281-16MUR
- Mfr.Part #
- ATMEGA1281-16MUR
- Manufacturer
- Microchip Technology
- Package / Case
- 64-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 128KB FLASH 64QFN
- Stock
- 1,027
- In Stock :
- 1,027
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Memory Size :
- 128kB
- Connectivity :
- EBI/EMI, I2C, SPI, UART/USART
- Product Category :
- 8-bit Microcontrollers - MCU
- ROM (words) :
- 65536
- Speed :
- 16MHz
- Pbfree Code :
- yes
- Additional Feature :
- ALSO OPERATES AT 2.7V MINIMUM SUPPLY AT 8 MHZ
- Package / Case :
- 64-VFQFN Exposed Pad
- Package Shape :
- Square
- Reach Compliance Code :
- Compliant
- Number of I/O Lines :
- 54
- Max Supply Voltage :
- 5.5 V
- Address Bus Width :
- 16
- Power Supplies :
- 3/5V
- Number of I/O :
- 54
- External Data Bus Width :
- 8
- Number of Programmable I/O :
- 54
- Terminal Finish :
- MATTE TIN
- Program Memory Type :
- Flash
- Core Size :
- 8-Bit
- Peak Reflow Temperature (Cel) :
- 260
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Min Supply Voltage :
- 2.7 V
- DMA Channels :
- No
- Number of Timers/Counters :
- 6
- Product :
- MCU
- Qualification Status :
- Not Qualified
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- ROM Programmability :
- Flash
- Number of ADC Channels :
- 8 Channel
- Packaging :
- Tape and Reel (TR)
- Time@Peak Reflow Temperature-Max (s) :
- 40
- RAM (bytes) :
- 8192
- Published :
- 1997
- Mounting Type :
- Surface Mount
- Max Operating Temperature :
- 85 °C
- JESD-609 Code :
- e3
- Core Architecture :
- AVR
- RoHS :
- Details
- Max Frequency :
- 16 MHz
- RoHS Status :
- ROHS3 Compliant
- Mount :
- Surface Mount
- Maximum Operating Temperature :
- + 85 C
- Length :
- 9mm
- Width :
- 9 mm
- Terminal Pitch :
- 0.5mm
- Base Product Number :
- ATMEGA1281
- Seated Height-Max :
- 1 mm
- Device Core :
- AVR
- Product Status :
- Active
- Supplier Device Package :
- 64-QFN (9x9)
- Brand :
- Microchip Technology
- Number of Terminals :
- 64
- Factory Lead Time :
- 4 Weeks
- Operating Temperature :
- -40°C~85°C TA
- Minimum Operating Temperature :
- - 40 C
- Supply Current-Max :
- 14 mA
- Number of I/Os :
- 54 I/O
- Surface Mount :
- yes
- Interface :
- EBI/EMI, I2C, IrDA, LIN, SPI, UART, USART
- Terminal Position :
- QUAD
- CPU Family :
- AVR RISC
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Series :
- AVR® ATmega
- Data Converters :
- A/D 8x10b
- Number of Terminations :
- 64
- Core Processor :
- AVR
- Product Type :
- 8-bit Microcontrollers - MCU
- Memory Type :
- Flash
- Oscillator Type :
- Internal
- PWM Channels :
- yes
- Bit Size :
- 8
- Supply Voltage-Max (Vsup) :
- 5.5V
- Supply Voltage :
- 5V
- Mounting Style :
- SMD/SMT
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Tradename :
- AVR
- Has ADC :
- yes
- EEPROM Size :
- 4K x 8
- Manufacturer :
- Microchip
- Program Memory Size :
- 128KB 64K x 16
- Supply Voltage-Min (Vsup) :
- 4.5V
- Frequency :
- 16MHz
- DAC Channels :
- No
- Data Bus Width :
- 8B
- Watchdog Timer :
- yes
- RAM Size :
- 8K x 8
- Base Part Number :
- ATMEGA1281
- Height Seated (Max) :
- 1mm
- Terminal Form :
- NO LEAD
- Number of Pins :
- 64
- Temperature Grade :
- Industrial
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Data Converter :
- A/D 8x10b
- JESD-30 Code :
- S-XQCC-N64
- Interfaces :
- JTAG/TWI/SPI/USART
- Min Operating Temperature :
- -40 °C
- Datasheets
- ATMEGA1281-16MUR
ATMEGA1281-16MUR Documents

Microcontrollers Microchip Technology ATMEGA1281-16MUR Overview
The ATMEGA1281-16MUR by Microchip Technology stands as a formidable microcontroller within the 8-bit MCU market. Engineered for efficiency and versatility, this product is tailored for advanced applications that demand low power consumption and high performance. The Microcontrollers Microchip Technology ATMEGA1281-16MUR is equipped with a robust 128KB of flash memory and operates at a frequency of up to 16MHz, ensuring swift processing and responsive interactions in complex electronic environments. Its compact 64QFN package makes it ideal for space-constrained applications while maintaining a broad range of interfaces and peripheral support.
ATMEGA1281-16MUR Features
This microcontroller integrates multiple features designed to enhance its functionality and ease of integration. Key features include:
- 128KB of in-system programmable flash
- 8-bit AVR RISC-based processor
- Operating voltages ranging from 1.8V to 5.5V
- Extensive interface support: SPI, I2C, USART
- 10-bit analog-to-digital converter with 16 channels
- JTAG interface for on-chip-debug
- 64-pin QFN package, optimal for compact designs
ATMEGA1281-16MUR Applications
- Industrial Automation: Deployed in control systems where precise sensor data collection and real-time actuator control are required.
- Smart Home Devices: Utilized in smart thermostats and home security systems for processing inputs/outputs and managing device communications.
- Automotive: Integral in embedded systems for dashboard controls and sensor management.
- Wearable Technology: Serves as the core processor in fitness trackers and smart watches, managing data synchronization and user interaction.
- Medical Devices: Used in portable medical diagnostics equipment for real-time data analysis and patient monitoring.
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