ATUC256L3U-AUR
- Mfr.Part #
- ATUC256L3U-AUR
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 64-TQFP Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 32BIT 256KB FLASH 64TQFP
- Stock
- 33,522
- In Stock :
- 33,522
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- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Microcontrollers
- Qualification Status :
- Not Qualified
- JESD-609 Code :
- e3
- Base Part Number :
- ATUC256L
- Peak Reflow Temperature (Cel) :
- 260
- Interfaces :
- SPI/USART/USB
- Product Category :
- 32-bit Microcontrollers - MCU
- Memory Type :
- Flash
- Oscillator Type :
- Internal
- Supplier Device Package :
- 64-TQFP (10x10)
- Supply Voltage :
- 1.8V
- Length :
- 10mm
- Packaging :
- Cut Tape (CT)
- DMA Channels :
- yes
- Pbfree Code :
- yes
- Terminal Position :
- QUAD
- Supply Voltage-Max (Vsup) :
- 1.98V
- Height Seated (Max) :
- 1.2mm
- Operating Temperature :
- -40°C~85°C TA
- Terminal Form :
- Gull wing
- Core Architecture :
- AVR
- Series :
- AVR®32 UC3 L
- ROM (words) :
- 65536
- Product Type :
- 32-bit Microcontrollers - MCU
- Min Operating Temperature :
- -40 °C
- Core Processor :
- AVR
- Reach Compliance Code :
- Compliant
- RoHS Status :
- ROHS3 Compliant
- ROM Programmability :
- Flash
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Connectivity :
- I2C, SPI, UART/USART, USB
- Temperature Grade :
- Industrial
- Manufacturer :
- Microchip
- Factory Lead Time :
- 10 Weeks
- Memory Size :
- 256KB
- Core Size :
- 32-Bit
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Max Frequency :
- 50 MHz
- Speed :
- 50MHz
- Data Bus Width :
- 32b
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Product Status :
- Active
- Number of Programmable I/O :
- 51
- Device Core :
- AVR
- Package Shape :
- Square
- Tradename :
- UC3
- Contact Plating :
- Tin
- Interface :
- I2C, SPI, UART, USART, USB
- Power Supplies :
- 1.81.8/3.3V
- Has ADC :
- yes
- Package / Case :
- 64-TQFP Exposed Pad
- Number of Pins :
- 64
- Operating Supply Voltage :
- 1.8V
- Product :
- MCU
- Bit Size :
- 32
- JESD-30 Code :
- S-PQFP-G64
- Max Operating Temperature :
- 85 °C
- Max Supply Voltage :
- 1.98 V
- Frequency :
- 50MHz
- Terminal Pitch :
- 0.5mm
- Brand :
- Microchip Technology
- Terminal Finish :
- Matte Tin (Sn)
- Data Converter :
- A/D 8x12b
- Width :
- 10 mm
- Min Supply Voltage :
- 1.62 V
- Seated Height-Max :
- 1.2 mm
- Data Converters :
- A/D 8x12b
- Number of Timers/Counters :
- 7
- Watchdog Timer :
- yes
- RAM Size :
- 32K x 8
- RAM (bytes) :
- 32768
- Mount :
- Surface Mount
- Time@Peak Reflow Temperature-Max (s) :
- 30
- DAC Channels :
- yes
- EEPROM Size :
- --
- Base Product Number :
- ATUC256
- Number of Terminations :
- 64
- Peripherals :
- Brown-out Detect/Reset, DMA, POR, PWM, WDT
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- PWM Channels :
- yes
- Number of I/Os :
- 51
- Number of I/O :
- 51
- Program Memory Type :
- Flash
- Mounting Type :
- Surface Mount
- RoHS :
- Details
- Voltage - Supply (Vcc/Vdd) :
- 1.62V~3.6V
- CPU Family :
- AVR RISC
- Surface Mount :
- yes
- Number of Terminals :
- 64
- Program Memory Size :
- 256KB 256K x 8
- Number of I/O Lines :
- 51
- Datasheets
- ATUC256L3U-AUR

Microcontrollers Atmel (Microchip Technology) ATUC256L3U-AUR Overview
Introducing the ATUC256L3U-AUR from Atmel (Microchip Technology), a state-of-the-art microcontroller designed for advanced applications requiring robust performance and low power consumption. This device is an integral part of the Atmel AVR UC3 series, featuring a high-performance 32-bit AVR architecture. With a substantial 256KB of flash memory and operating at speeds up to 60 MHz, the ATUC256L3U-AUR is optimized for efficiency and scalability in complex embedded systems. The incorporation of advanced peripherals, along with extended temperature range capabilities, makes it an excellent choice for demanding industrial applications.
ATUC256L3U-AUR Features
The ATUC256L3U-AUR microcontroller boasts an array of features designed to enhance its functionality and reliability in a wide range of applications. Key features include 256KB of in-system programmable flash, 32KB of SRAM, and 16KB of ROM. It supports high-speed data transmission with full-speed USB 2.0, has multiple 16-bit timer/counters, and includes real-time counter capabilities. Additionally, its robust I/O interface options and its power efficiency are further enhanced by picoPower technology, ensuring optimal performance in power-sensitive applications.
ATUC256L3U-AUR Applications
- Industrial Automation: The ATUC256L3U-AUR can be used in programmable logic controllers and other automation systems due to its robust processing capabilities and extended operating temperature range, ensuring reliable operation in varied industrial environments.
- Consumer Electronics: Ideal for smart home devices and personal electronics where power efficiency and high-speed data processing are necessary for functionality and user experience enhancement.
- Automotive Applications: Suitable for in-vehicle systems, such as entertainment and navigation systems, offering reliable performance under extreme conditions and continuous operation.
- Communication Systems: This microcontroller supports a range of communication protocols, making it suitable for networking equipment like modems and routers that require fast and reliable data handling.
- Medical Devices: With its low power consumption and robust performance, the ATUC256L3U-AUR is well-suited for portable medical devices, helping to maintain critical functionality and data accuracy in medical monitoring systems.
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