ATUC256L4U-ZAUR
- Mfr.Part #
- ATUC256L4U-ZAUR
- Manufacturer
- Microchip Technology
- Package / Case
- 48-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 32BIT 256KB FLASH 48QFN
- Stock
- 21,003
- In Stock :
- 21,003
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Memory Type :
- Flash
- Terminal Position :
- QUAD
- Factory Lead Time :
- 8 Weeks
- Seated Height-Max :
- 0.9 mm
- Mount :
- Surface Mount
- Bit Size :
- 32
- ROM Programmability :
- Flash
- CPU Family :
- AVR RISC
- Number of Timers/Counters :
- 7
- Number of Terminals :
- 48
- Number of I/O :
- 36
- Power Supplies :
- 1.81.8/3.3V
- Brand :
- Microchip Technology
- Base Product Number :
- ATUC256
- Product Category :
- 32-bit Microcontrollers - MCU
- Supply Voltage-Max (Vsup) :
- 1.98V
- Packaging :
- Tape and Reel (TR)
- Oscillator Type :
- Internal
- Length :
- 7 mm
- Connectivity :
- I2C, SPI, UART/USART, USB
- Supply Voltage :
- 1.8V
- ROM (words) :
- 65536
- Data Bus Width :
- 32b
- Has ADC :
- yes
- Peripherals :
- Brown-out Detect/Reset, DMA, POR, PWM, WDT
- Series :
- AVR®32 UC3 L
- Max Operating Temperature :
- 85 °C
- Operating Temperature :
- -40°C~85°C TA
- Number of Terminations :
- 48
- Min Supply Voltage :
- 1.62 V
- Operating Supply Voltage :
- 1.8V
- Package Shape :
- Square
- Contact Plating :
- Tin
- Width :
- 7 mm
- Published :
- 2012
- Tradename :
- UC3
- Max Frequency :
- 50 MHz
- Surface Mount :
- yes
- Min Operating Temperature :
- -40 °C
- Height Seated (Max) :
- 0.9mm
- Frequency :
- 50MHz
- Number of Programmable I/O :
- 36
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- DMA Channels :
- yes
- Product Status :
- Active
- Core Processor :
- AVR
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- DAC Channels :
- No
- RoHS :
- Details
- Manufacturer :
- Microchip
- Mounting Type :
- Surface Mount
- RAM (bytes) :
- 32768
- Watchdog Timer :
- yes
- RAM Size :
- 32K x 8
- Data Converters :
- A/D 8x12b
- Interface :
- CAN, I2C, IrDA, LIN, SPI, UART, USART, USB
- Interfaces :
- SPI/TWI/USART/USB
- Pbfree Code :
- yes
- Number of Pins :
- 48
- RoHS Status :
- ROHS3 Compliant
- Memory Size :
- 128kB
- Reach Compliance Code :
- Compliant
- Program Memory Size :
- 256KB 256K x 8
- Package / Case :
- 48-VFQFN Exposed Pad
- Product :
- MCU
- Supplier Device Package :
- 48-QFN (7x7)
- Number of I/O Lines :
- 36
- Terminal Pitch :
- 0.5mm
- Temperature Grade :
- Industrial
- Product Type :
- 32-bit Microcontrollers - MCU
- Core Size :
- 32-Bit
- Core Architecture :
- AVR
- JESD-30 Code :
- S-XQCC-N48
- EEPROM Size :
- --
- Program Memory Type :
- Flash
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Qualification Status :
- Not Qualified
- Base Part Number :
- ATUC256L
- Number of I/Os :
- 36
- Speed :
- 50MHz
- Terminal Form :
- NO LEAD
- Data Converter :
- A/D 8x12b
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Voltage - Supply (Vcc/Vdd) :
- 1.62V~3.6V
- Device Core :
- AVR
- Max Supply Voltage :
- 1.98 V
- PWM Channels :
- yes
- Datasheets
- ATUC256L4U-ZAUR

Microcontrollers Microchip Technology ATUC256L4U-ZAUR Overview
The Microcontrollers Microchip Technology ATUC256L4U-ZAUR is a high-performance, low-power 32-bit MCU featuring 256KB of flash memory, encapsulated in a compact 48QFN package. Designed by Microchip Technology, this microcontroller offers the perfect blend of power efficiency and processing capability, making it an ideal choice for developers looking to push the boundaries of what's possible with modern electronic designs. Its robust architecture ensures reliable operation in demanding applications, positioning it as a go-to solution for bulk purchases by B2B customers looking to leverage advanced technology in their products.
ATUC256L4U-ZAUR Features
This microcontroller integrates multiple features to support a wide range of applications:
- 32-bit AVR architecture providing robust performance and efficient power consumption.
- 256KB of in-system programmable flash, allowing ample space for complex software applications and updates.
- Low power consumption modes, which are essential for battery-operated devices, extending operational life.
- Advanced security features to protect against code theft and ensure software integrity.
- Flexible package design (48QFN) suited for compact device integrations.
ATUC256L4U-ZAUR Applications
- Consumer Electronics: Used in devices like smart home controllers and wearables, where its power efficiency and processing capability enable sophisticated user interactions and connectivity.
- Industrial Automation: Empowers complex machine control systems, thanks to its reliable processing capabilities and robust flash memory for storing extensive control algorithms.
- Automotive Applications: Ideal for embedded systems within vehicles, managing tasks ranging from sensor data collection to actuator control, enhancing both performance and safety features.
- Medical Devices: Supports the development of portable medical diagnostics and monitoring equipment, where precision and low power usage are paramount.
- Energy Management: Plays a crucial role in smart grid and renewable energy applications, where its efficiency and programmability facilitate better energy distribution and utilization monitoring.
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