AT32UC3B0256-A2UR
- Mfr.Part #
- AT32UC3B0256-A2UR
- Manufacturer
- Microchip Technology
- Package / Case
- 64-TQFP Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 32BIT 256KB FLASH 64TQFP
- Stock
- 3,523
- In Stock :
- 3,523
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Interfaces :
- I2S/SPI/TWI/USART/US
- Connectivity :
- I2C, IrDA, SPI, SSC, UART/USART, USB
- Number of I/Os :
- 44 I/O
- Oscillator Type :
- Internal
- Product Category :
- 32-bit Microcontrollers - MCU
- Watchdog Timer :
- yes
- Operating Supply Voltage :
- 3.3V
- Minimum Operating Temperature :
- - 40 C
- Seated Height-Max :
- 1.2 mm
- Width :
- 10 mm
- Number of Pins :
- 64
- Operating Temperature :
- -40°C~85°C TA
- Maximum Operating Temperature :
- + 85 C
- JESD-30 Code :
- S-PQFP-G64
- Core Processor :
- AVR
- Temperature Grade :
- Industrial
- Memory Size :
- 256KB
- Peripherals :
- Brown-out Detect/Reset, DMA, POR, PWM, WDT
- Voltage - Supply (Vcc/Vdd) :
- 1.65V~3.6V
- Mounting Type :
- Surface Mount
- Height :
- 1.05 mm
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Data Bus Width :
- 32b
- Interface :
- 2-Wire, I2C, I2S, IrDA, SPI, UART, USART, USB
- Number of Terminals :
- 64
- Power Supplies :
- 1.8,3.3 V
- Interface Type :
- 2-Wire, SPI, USART
- Additional Feature :
- ALSO REQUIRES 3.3 V I/O SUPPLY
- Frequency :
- 60MHz
- Surface Mount :
- yes
- RoHS :
- Details
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Package Shape :
- Square
- Terminal Finish :
- Matte Tin (Sn)
- Peak Reflow Temperature (Cel) :
- 260
- Contact Plating :
- Tin
- Pbfree Code :
- yes
- Supply Voltage :
- 1.8V
- Factory Lead Time :
- 9 Weeks
- RoHS Status :
- ROHS3 Compliant
- Data Converter :
- A/D 8x10b
- EEPROM Size :
- --
- Number of I/O :
- 44
- Published :
- 2012
- Supply Voltage-Max (Vsup) :
- 1.95V
- Reach Compliance Code :
- Compliant
- ROM (words) :
- 262144
- Brand :
- Microchip Technology
- Terminal Form :
- Gull wing
- Has ADC :
- yes
- ROM Programmability :
- Flash
- Base Product Number :
- AT32UC3
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Length :
- 10mm
- Speed :
- 60MHz
- Terminal Position :
- QUAD
- Height Seated (Max) :
- 1.2mm
- PWM Channels :
- yes
- Number of Timers/Counters :
- 3
- Core Size :
- 32-Bit
- Mount :
- Surface Mount
- Program Memory Type :
- Flash
- DMA Channels :
- yes
- RAM Size :
- 32K x 8
- Product Type :
- 32-bit Microcontrollers - MCU
- Qualification Status :
- Not Qualified
- Packaging :
- Tape and Reel (TR)
- Package / Case :
- 64-TQFP Exposed Pad
- Base Part Number :
- AT32UC3B0256
- Bit Size :
- 32
- Series :
- AVR®32 UC3 B
- JESD-609 Code :
- e3
- Number of Terminations :
- 64
- Number of I/O Lines :
- 44
- Program Memory Size :
- 256KB 256K x 8
- Product Status :
- Active
- Data Converters :
- A/D 8x10b
- RAM (bytes) :
- 32768
- Device Core :
- AVR32
- CPU Family :
- AVR RISC
- Supplier Device Package :
- 64-TQFP (10x10)
- Mounting Style :
- SMD/SMT
- Tradename :
- AVR
- Manufacturer :
- Microchip
- DAC Channels :
- yes
- Terminal Pitch :
- 0.5mm
- Datasheets
- AT32UC3B0256-A2UR
AT32UC3B0256-A2UR Documents

Microcontrollers Microchip Technology AT32UC3B0256-A2UR Overview
The Microcontrollers Microchip Technology AT32UC3B0256-A2UR is a high-performance, low-power 32-bit AVR microcontroller that is well-suited for a variety of demanding applications. Integrating 256KB of in-system programmable flash and a 64-TQFP package, this MCU combines robust processing capabilities with flexibility, making it an excellent choice for developers and engineers looking to push the boundaries of what's possible in embedded system design. Its advanced architecture enables optimized power consumption and increased efficiency, ideal for portable and power-sensitive applications.
AT32UC3B0256-A2UR Features
This microcontroller unit features an array of functionalities designed to meet the needs of advanced digital applications. It includes a 32-bit processor core, offering substantial computational speed and efficiency. The inclusion of 256KB flash memory provides ample space for complex programs and data storage, while the low-power architecture ensures minimal energy consumption, extending the battery life of portable devices. Additionally, its 64-TQFP packaging allows for streamlined integration into various hardware setups, ensuring versatility across multiple applications.
AT32UC3B0256-A2UR Applications
- Consumer Electronics: Utilized in devices like smart watches, gaming consoles, and home automation systems, where its processing power can handle multiple tasks efficiently.
- Industrial Automation: Ideal for use in industrial control systems, where reliability and long-term durability are crucial. The robust architecture ensures stable operation in challenging environments.
- Medical Devices: Applies to healthcare technology such as portable monitors or advanced diagnostic systems, offering reliable performance critical for patient care.
- Automotive Applications: Suitable for automotive electronics, including navigation and infotainment systems, leveraging its high-speed processing to deliver enhanced user experiences.
- Internet of Things (IoT): Perfect for IoT devices requiring efficient power management and robust operational capabilities to process and transmit data seamlessly.
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