AT32UC3A3128-ALUR
- Mfr.Part #
- AT32UC3A3128-ALUR
- Manufacturer
- Microchip Technology
- Package / Case
- 144-LQFP
- Datasheet
- Download
- Description
- IC MCU 32BIT 128KB FLASH 144LQFP
- Stock
- 3,844
- In Stock :
- 3,844
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Connectivity :
- EBI/EMI, I2C, IrDA, Memory Card, SPI, SSC, UART/USART, USB OTG
- Number of Terminals :
- 144
- Data Converter :
- A/D 8x10b
- Maximum Operating Temperature :
- + 85 C
- Product Category :
- 32-bit Microcontrollers - MCU
- Number of Programmable I/O :
- 23
- Base Part Number :
- AT32UC3A3128
- Manufacturer :
- Microchip
- Frequency :
- 66MHz
- Interfaces :
- IrDA/SCI/SCIF/UDI
- Number of I/O :
- 110
- ROM Programmability :
- Flash
- Number of I/Os :
- 110 I/O
- Peak Reflow Temperature (Cel) :
- 260
- Watchdog Timer :
- yes
- Power Supplies :
- 1.8,3.3 V
- Oscillator Type :
- Internal
- Pbfree Code :
- yes
- Seated Height-Max :
- 1.6 mm
- Additional Feature :
- IT ALSO OPERATES AT 3.3 V
- Product Type :
- 32-bit Microcontrollers - MCU
- JESD-30 Code :
- S-PQFP-G144
- Terminal Finish :
- Matte Tin (Sn)
- DAC Channels :
- yes
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Minimum Operating Temperature :
- - 40 C
- Has ADC :
- yes
- Package Shape :
- Square
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Published :
- 2012
- Contact Plating :
- Tin
- Brand :
- Microchip Technology
- RoHS Status :
- ROHS3 Compliant
- Device Core :
- AVR
- Factory Lead Time :
- 12 Weeks
- Memory Type :
- FLASH, SRAM
- Bit Size :
- 32
- Core Processor :
- AVR
- Width :
- 20.1 mm
- External Data Bus Width :
- 16
- CPU Family :
- AVR RISC
- Surface Mount :
- yes
- Package / Case :
- 144-LQFP
- Base Product Number :
- AT32UC3
- Packaging :
- Tape and Reel (TR)
- Interface Type :
- 2-Wire, I2S, JTAG, SPI, USART
- Product Status :
- Active
- Supply Voltage :
- 1.85V
- Operating Supply Voltage :
- 3.3V
- Core Size :
- 32-Bit
- Terminal Pitch :
- 0.5mm
- Address Bus Width :
- 24
- PWM Channels :
- No
- DMA Channels :
- yes
- Mounting Style :
- SMD/SMT
- Number of Timers/Counters :
- 3
- Series :
- AVR®32 UC3 A3
- ROM (words) :
- 131072
- RAM (bytes) :
- 65536
- Program Memory Size :
- 128KB 128K x 8
- Supply Voltage-Max (Vsup) :
- 1.95V
- Terminal Position :
- QUAD
- Mounting Type :
- Surface Mount
- RoHS :
- Details
- Height :
- 1.6 mm
- Height Seated (Max) :
- 1.6mm
- Memory Size :
- 128kB
- Supplier Device Package :
- 144-LQFP (20x20)
- RAM Size :
- 128K x 8
- Temperature Grade :
- Industrial
- Length :
- 20mm
- Data Bus Width :
- 32b
- Data Converters :
- A/D 8x10b
- Mount :
- Surface Mount
- Number of Pins :
- 144
- Qualification Status :
- Not Qualified
- Number of Terminations :
- 144
- Tradename :
- AVR
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Speed :
- 66MHz
- Program Memory Type :
- Flash
- Peripherals :
- Brown-out Detect/Reset, DMA, POR, WDT
- JESD-609 Code :
- e3
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Voltage - Supply (Vcc/Vdd) :
- 1.75V~3.6V
- Number of I/O Lines :
- 110
- Interface :
- 2-Wire, EBI/EMI, I2C, I2S, IrDA, MMC, SCI, SPI, UART, USART, USB
- Terminal Form :
- Gull wing
- Operating Temperature :
- -40°C~85°C TA
- Reach Compliance Code :
- Compliant
- EEPROM Size :
- --
- Datasheets
- AT32UC3A3128-ALUR

Microcontrollers Microchip Technology AT32UC3A3128-ALUR Overview
Introducing the Microcontrollers Microchip Technology AT32UC3A3128-ALUR, a highly advanced and efficient 32-bit microcontroller that is equipped with 128KB of flash memory and is housed in a 144LQFP package. This robust MCU is engineered by Microchip Technology, a leader in microcontroller innovation, to provide a versatile platform for embedded systems. It is designed to meet the demanding requirements of sophisticated electronic applications, offering a balance of power, flexibility, and energy efficiency. With its rich feature set and high performance, this microcontroller is an ideal choice for developers looking to push the boundaries of technology in their projects.
AT32UC3A3128-ALUR Features
The AT32UC3A3128-ALUR microcontroller stands out with its high-speed processing capabilities and extensive integration. Key features include:
- 32-bit AVR architecture providing robust speed and optimized power consumption.
- 128KB of in-system programmable flash, enhancing application reliability.
- Full-speed USB 2.0 interface for simplified connection with peripherals.
- Extensive peripheral set including SPI, UART, and I2C modules for enhanced communication.
- Advanced power management options to minimize energy expenditure during operation.
AT32UC3A3128-ALUR Applications
- Industrial Automation: This MCU's high-speed processing and multiple communication interfaces make it perfect for controlling industrial machinery and process automation, enhancing operational efficiency and reliability.
- Consumer Electronics: Ideal for use in smart home devices, such as advanced lighting systems and home automation hubs, where its power efficiency and connectivity features can be leveraged to enhance user experience.
- Medical Devices: The reliable performance and low power consumption are crucial for medical monitoring systems, ensuring consistent operation and patient safety.
- Automotive: Suitable for automotive applications, such as in-vehicle infotainment systems and advanced driver-assistance systems (ADAS), where robustness and high-speed data processing are required.
- Communication Systems: The MCU can be effectively used in communication infrastructure, supporting complex communication protocols and data handling.
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