AT32UC3A0256-ALUR
- Mfr.Part #
- AT32UC3A0256-ALUR
- Manufacturer
- Microchip Technology
- Package / Case
- 144-LQFP
- Datasheet
- Download
- Description
- IC MCU 32BIT 256KB FLASH 144LQFP
- Stock
- 6,210
- In Stock :
- 6,210
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Maximum Operating Temperature :
- + 85 C
- Supplier Device Package :
- 144-LQFP (20x20)
- Number of Programmable I/O :
- 69
- Seated Height-Max :
- 1.6 mm
- Additional Feature :
- IT ALSO OPERATES AT 3.3 V
- Core Processor :
- AVR
- Brand :
- Microchip Technology
- Supply Voltage-Max (Vsup) :
- 1.95V
- Memory Size :
- 256KB
- Operating Supply Voltage :
- 3.3V
- Number of I/O :
- 109
- Interfaces :
- Ethernet/I2S/JTAG/SP
- DMA Channels :
- yes
- Voltage - Supply (Vcc/Vdd) :
- 1.65V~3.6V
- Number of I/O Lines :
- 109
- Product Status :
- Active
- Width :
- 20.1 mm
- Address Bus Width :
- 24
- Mounting Type :
- Surface Mount
- Data Converters :
- A/D 8x10b
- Number of Timers/Counters :
- 3
- Product Type :
- 32-bit Microcontrollers - MCU
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- CPU Family :
- AVR RISC
- Supply Voltage :
- 1.8V
- DAC Channels :
- yes
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Base Part Number :
- AT32UC3A0256
- External Data Bus Width :
- 16
- Minimum Operating Temperature :
- - 40 C
- Operating Temperature :
- -40°C~85°C TA
- Manufacturer :
- Microchip
- RoHS :
- Details
- ROM Programmability :
- Flash
- RAM (bytes) :
- 65536
- Program Memory Size :
- 256KB 256K x 8
- Connectivity :
- EBI/EMI, Ethernet, I2C, SPI, SSC, UART/USART, USB OTG
- Published :
- 2009
- Factory Lead Time :
- 28 Weeks
- PWM Channels :
- yes
- Data Converter :
- A/D 8x10b
- Contact Plating :
- Tin
- Base Product Number :
- AT32UC3
- Bit Size :
- 32
- Tradename :
- AVR
- Mounting Style :
- SMD/SMT
- Terminal Pitch :
- 0.5mm
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Number of I/Os :
- 109 I/O
- Power Supplies :
- 1.8,3.3 V
- RoHS Status :
- ROHS3 Compliant
- Number of Terminations :
- 144
- Reach Compliance Code :
- Compliant
- Height Seated (Max) :
- 1.6mm
- Mount :
- Surface Mount
- Qualification Status :
- Not Qualified
- Oscillator Type :
- Internal
- Pbfree Code :
- yes
- Data Bus Width :
- 32b
- Number of Terminals :
- 144
- Package Shape :
- Square
- Series :
- AVR®32 UC3 A0
- Surface Mount :
- yes
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Length :
- 20mm
- Terminal Position :
- QUAD
- Program Memory Type :
- Flash
- Packaging :
- Tape and Reel (TR)
- Product Category :
- 32-bit Microcontrollers - MCU
- Has ADC :
- yes
- Interface :
- 2-Wire, EBI/EMI, Ethernet, I2C, I2S, SPI, UART, USART, USB
- EEPROM Size :
- --
- JESD-30 Code :
- S-PQFP-G144
- Interface Type :
- 2-Wire, RS-485, SPI, USART
- Number of Pins :
- 144
- Core Size :
- 32-Bit
- Speed :
- 66MHz
- ROM (words) :
- 262144
- RAM Size :
- 64K x 8
- Temperature Grade :
- Industrial
- Height :
- 1.45 mm
- Number of ADC Channels :
- 8 Channel
- Frequency :
- 66MHz
- Terminal Form :
- Gull wing
- Package / Case :
- 144-LQFP
- Datasheets
- AT32UC3A0256-ALUR
AT32UC3A0256-ALUR Documents

Microcontrollers Microchip Technology AT32UC3A0256-ALUR Overview
The Microcontrollers Microchip Technology AT32UC3A0256-ALUR is a high-performance, 32-bit microcontroller designed to meet the rigorous demands of sophisticated embedded systems. Manufactured by Microchip Technology, this MCU features a robust architecture based on the AVR32 UC core, offering a perfect blend of power efficiency and processing capabilities. Its 256KB of flash memory and array of connectivity options make it ideal for applications requiring substantial code storage and high-speed data transfers, all within a compact 144LQFP package. This product is engineered to support complex algorithms and multitasking, making it a go-to solution for developers looking to push the boundaries of what's possible with embedded technology.
AT32UC3A0256-ALUR Features
The AT32UC3A0256-ALUR microcontroller boasts an impressive set of features designed for flexibility and performance in challenging environments:
- 32-bit AVR UC3 Microcontroller
- 256KB of in-system programmable flash
- High-performance 66 MHz frequency
- Extensive peripheral set for enhanced connectivity
- Low-power consumption modes for energy efficiency
- 144-pin Low-profile Quad Flat Package (LQFP)
AT32UC3A0256-ALUR Applications
- Industrial Automation: This MCU is ideal for controlling machinery, real-time monitoring, and automation systems where precision and reliability are critical.
- Consumer Electronics: Used in devices such as gaming consoles and advanced wearables, providing responsive user interfaces and powerful data processing capabilities.
- Medical Devices: Suitable for medical monitoring systems requiring accurate sensor data processing and secure data handling for patient safety and care.
- Automotive: Employed in car entertainment systems and advanced driver-assistance systems (ADAS), enhancing both comfort and safety on the road.
- Telecommunications: Supports communication equipment demands with its high data throughput capabilities and robust peripheral integration.
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