Microchip Technology AT32UC3L0256-AUR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $9.35 | $9.35 |
| 15+ | $9.05 | $135.75 |
| 25+ | $8.86 | $221.50 |
| 50+ | $8.36 | $418.00 |
| 100+ | $7.38 | $738.00 |
| N+ | $1.48 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR®32 UC3 L |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Core Processor | AVR |
| Core Size | 32-Bit Single-Core |
| Speed | 50MHz |
| Connectivity | I2C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT |
| Number of I/O | 36 |
| Program Memory Size | 256KB (256K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 32K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.62V ~ 3.6V |
| Data Converters | A/D 8x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 48-TQFP (7x7) |
| Package / Case | 48-TQFP |
| ROHS |
The AT32UC3L0256-AUR from Microchip Technology is a 32-bit AVR microcontroller optimized for low-power and cost-sensitive applications. Running at 50 MHz, it offers 256KB flash and 32KB SRAM in a compact 48-TQFP package. Its supply voltage range of 1.62V to 3.6V makes it highly flexible for battery-operated devices. Integrated features include brown-out detection, DMA, PWM, POR, and WDT, providing a robust foundation for industrial, consumer, and IoT designs.
- Ultra-low 1.62V operation: Extends battery life in portable and IoT devices.
- 50MHz AVR core: Balances performance and power efficiency for real-time tasks.
- Integrated brown-out detect/reset: Enhances system reliability against voltage fluctuations.
- Compact 48-TQFP: Saves PCB space for miniaturized product designs.
Battery-Powered IoT Sensors
The 1.62V minimum supply and low-power AVR architecture allow extended battery life in wireless sensor nodes.
Portable Consumer Electronics
Compact 48-TQFP package and 50MHz performance support feature-rich handheld devices like remote controls and wearables.
Industrial Automation
Built-in brown-out detection and watchdog timer ensure reliable operation in noisy industrial environments.
Smart Metering
DMA and PWM capabilities enable accurate pulse counting and control for energy metering applications.
Medical Monitoring
Low voltage operation and robust reset circuitry make it suitable for portable health monitors requiring high reliability.
Automotive Accessories
Wide voltage range and temperature tolerance support in-vehicle control modules for lighting or sensor interfaces.
- Q: What core does the AT32UC3L0256 use?
- A: It uses a 32-bit AVR core running at up to 50 MHz.
- Q: What is the operating voltage range?
- A: It operates from 1.62V to 3.6V, ideal for low-power embedded systems.
- Q: How much flash and RAM are available?
- A: It has 256KB flash and 32KB SRAM.
- Q: What package is it offered in?
- A: It comes in a 48-pin TQFP package.
- Q: Does it include safety features?
- A: Yes, it has brown-out detect/reset, POR, PWM, WDT, and DMA.
- Q: What core does the AT32UC3L0256 use?
- A: It uses a 32-bit AVR core running at up to 50 MHz.
- Q: What is the operating voltage range?
- A: It operates from 1.62V to 3.6V, ideal for low-power embedded systems.
- Q: How much flash and RAM are available?
- A: It has 256KB flash and 32KB SRAM.
- Q: What package is it offered in?
- A: It comes in a 48-pin TQFP package.
- Q: Does it include safety features?
- A: Yes, it has brown-out detect/reset, POR, PWM, WDT, and DMA.

AT32UC3L0256-AUR.pdf