Microchip Technology ATSAM4LS4AA-AUR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $6.07 | $6.07 |
| 15+ | $5.88 | $88.20 |
| 25+ | $5.75 | $143.75 |
| 50+ | $5.43 | $271.50 |
| 100+ | $4.79 | $479.00 |
| N+ | $0.96 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | SAM4L |
| Packaging | Cut Tape (CT) | NULL |
| Core Processor | ARM® Cortex®-M4 |
| Core Size | 32-Bit Single-Core |
| Speed | 48MHz |
| Connectivity | I2C, IrDA, LINbus, SPI, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT |
| Number of I/O | 32 |
| Program Memory Size | 256KB (256K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 32K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.68V ~ 3.6V |
| Data Converters | A/D 3x12b; D/A 1x10b |
| 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 Microchip ATSAM4LS4AA-AUR is a 32-bit ARM Cortex-M4 microcontroller in a 48-TQFP package. It runs at 48MHz and provides 256KB of flash and 32KB of SRAM. The device includes advanced peripherals such as I2S, DMA, and PWM, with a supply voltage range of 1.68V to 3.6V. It is designed for low-power, high-performance embedded applications.
- ARM Cortex-M4 Core: Industry-standard architecture with DSP instructions.
- Large Memory: 256KB flash and 32KB RAM for complex applications.
- Low Voltage Operation: 1.68V minimum enables single-cell battery operation.
- Advanced Peripherals: I2S, DMA, and PWM for audio and control applications.
IoT Edge Devices
The Cortex-M4 core with 256KB flash and 32KB RAM supports complex protocols like MQTT and TLS for cloud connectivity.
Wearable Health Monitors
Low-voltage operation (1.68V) and low power make it suitable for continuous vital sign monitoring.
Smart Home Hubs
With I2S and DMA, it can handle audio interfaces for voice-controlled smart speakers.
Industrial Automation
The 48MHz core and rich peripherals enable real-time control of PLCs and robotic systems.
Portable Instrumentation
High-resolution ADC and low power allow precise measurements in handheld multimeters.
Automotive Infotainment
The -40°C to 85°C range and I2S support make it suitable for car audio systems.
- Q: What core does the ATSAM4LS4AA-AUR use?
- A: It uses the ARM Cortex-M4 processor.
- Q: What is the maximum clock speed?
- A: It operates at up to 48MHz.
- Q: How much flash memory is available?
- A: It has 256KB of flash memory.
- Q: What is the package type?
- A: It comes in a 48-TQFP package.
- Q: What core does the ATSAM4LS4AA-AUR use?
- A: It uses the ARM Cortex-M4 processor.
- Q: What is the maximum clock speed?
- A: It operates at up to 48MHz.
- Q: How much flash memory is available?
- A: It has 256KB of flash memory.
- Q: What is the package type?
- A: It comes in a 48-TQFP package.

ATSAM4LS4AA-AUR.pdf