ATMEGA1281V-8AU
- Mfr.Part #
- ATMEGA1281V-8AU
- Manufacturer
- Microchip Technology
- Package / Case
- 64-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 128KB FLASH 64TQFP
- Stock
- 3,524
- In Stock :
- 3,524
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Product :
- MCU
- Device Core :
- AVR
- Tradename :
- AVR
- Qualification Status :
- Not Qualified
- JESD-609 Code :
- e3
- Data Converter :
- A/D 8x10b
- Program Memory Size :
- 128KB 64K x 16
- Frequency :
- 8MHz
- CPU Family :
- AVR RISC
- Supplier Device Package :
- 64-TQFP (14x14)
- Product Status :
- Active
- Max Supply Voltage :
- 5.5V
- Terminal Form :
- Gull wing
- Package Shape :
- Square
- DAC Channels :
- No
- Number of Terminals :
- 64
- RAM (bytes) :
- 8192
- Core Size :
- 8-Bit
- DMA Channels :
- No
- Program Memory Type :
- Flash
- Mounting Type :
- Surface Mount
- Product Type :
- 8-bit Microcontrollers - MCU
- Supply Current-Max :
- 14 mA
- Temperature Grade :
- Industrial
- Mount :
- Surface Mount
- Contact Plating :
- Tin
- Core Architecture :
- AVR
- Package / Case :
- 64-TQFP
- Packaging :
- Tape and Reel (TR)
- Interface :
- EBI/EMI, I2C, SPI, UART, USART
- Interfaces :
- JTAG/TWI/SPI/USART
- Max Frequency :
- 16MHz
- Series :
- AVR® ATmega
- Operating Temperature :
- -40°C~85°C TA
- EEPROM Size :
- 4K x 8
- Memory Type :
- FLASH, OTP
- Number of Timers/Counters :
- 6
- Published :
- 2007
- Base Part Number :
- ATMEGA1281
- Factory Lead Time :
- 8 Weeks
- Bit Size :
- 8
- Core Processor :
- AVR
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Has ADC :
- yes
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Schedule B :
- 8542310000
- Memory Size :
- 7kB
- Base Product Number :
- ATMEGA1281
- RoHS :
- Details
- Min Operating Temperature :
- -40°C
- Number of I/Os :
- 54 I/O
- PWM Channels :
- yes
- Terminal Pitch :
- 0.8 mm
- Address Bus Width :
- 16
- Number of I/O Lines :
- 54
- Minimum Operating Temperature :
- - 40 C
- Brand :
- Microchip Technology / Atmel
- Manufacturer :
- Microchip
- Radiation Hardening :
- No
- Width :
- 14 mm
- Watchdog Timer :
- yes
- Connectivity :
- EBI/EMI, I2C, SPI, UART/USART
- JESD-30 Code :
- S-PQFP-G64
- Terminal Position :
- QUAD
- Number of Programmable I/O :
- 54
- ROM (words) :
- 65536
- Power Supplies :
- 2/5 V
- Speed :
- 8MHz
- Number of ADC Channels :
- 8 Channel
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Mounting Style :
- SMD/SMT
- Number of I/O :
- 54
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Number of Pins :
- 64
- RoHS Status :
- ROHS3 Compliant
- Pbfree Code :
- yes
- Oscillator Type :
- Internal
- Subcategory :
- Microcontrollers - MCU
- Data Bus Width :
- 8B
- Product Category :
- 8-bit Microcontrollers - MCU
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- RAM Size :
- 8K x 8
- Additional Feature :
- ALSO OPERATES AT 1.8V MINIMUM SUPPLY AT 4 MHZ
- Technology :
- CMOS
- Seated Height-Max :
- 1.2 mm
- Length :
- 14 mm
- Surface Mount :
- yes
- Reach Compliance Code :
- Compliant
- Terminal Finish :
- Matte Tin (Sn)
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- ROM Programmability :
- Flash
- External Data Bus Width :
- 8
- Maximum Operating Temperature :
- + 85 C
- Peak Reflow Temperature (Cel) :
- 260
- Min Supply Voltage :
- 1.8V
- Max Operating Temperature :
- 85°C
- Data Converters :
- A/D 8x10b
- Datasheets
- ATMEGA1281V-8AU
ATMEGA1281V-8AU Documents

Microcontrollers Microchip Technology ATMEGA1281V-8AU Overview
The ATMEGA1281V-8AU by Microchip Technology stands out in the robust world of microcontrollers, offering a versatile and powerful solution for demanding applications. This 8-bit MCU from the popular AVR® family is designed to deliver high performance and low power consumption in a compact 64TQFP package. Its 128KB of in-system programmable flash makes it ideal for project development and deployment in industries where reliability and efficiency are critical. With advanced features including numerous I/O options and extensive interrupt capability, the Microcontrollers Microchip Technology ATMEGA1281V-8AU is engineered to support complex functions while maintaining simplicity in programming and integration.
ATMEGA1281V-8AU Features
- High-performance, low-power AVR® 8-bit microcontroller
- Advanced RISC architecture enabling fast and efficient processing
- 128KB ISP flash memory with read-while-write capabilities
- 4KB EEPROM and 8KB SRAM
- Up to 16 MIPS throughput at 16 MHz
- JTAG (IEEE std. 1149.1 compliant) interface for on-chip-debug
- Power-saving features including Power-down and Standby modes
- 64-lead TQFP package
ATMEGA1281V-8AU Applications
- Industrial Control Systems: This MCU excels in managing automated tasks in manufacturing and processing environments, where its robust I/O capabilities enable reliable control and monitoring of high-speed machinery.
- Smart Home Devices: Suitable for integration in home automation, such as smart thermostats and security systems, where its efficiency supports enhanced connectivity and real-time processing.
- Automotive: Used in automotive applications for sensor management and interface controls, enhancing vehicle performance and safety features through its high-speed processing capabilities.
- Utility Metering: Ideal for utility meter applications, such as smart meters, where precision and long-term reliability are required for accurate data collection and transmission.
- Healthcare Equipment: Employs its capabilities in healthcare devices, like portable monitors, to ensure precise measurements and dependable operation in critical care scenarios.
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