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ATSAM4LS8CA-AUR
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Product Detailed Parameters
- Description：IC MCU 32BIT 512KB FLASH 100TQFP
- Series：SAM4L
- Mfr：Microchip Technology
- Package：Tape & Reel (TR),Cut Tape (CT)
- 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：80
- Program Memory Size：512KB (512K x 8)
- Program Memory Type：FLASH
- EEPROM Size：-
- RAM Size：64K x 8
- Voltage - Supply (Vcc/Vdd)：1.68V ~ 3.6V
- Data Converters：A/D 15x12b; D/A 1x10b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：100-TQFP (14x14)
- Package / Case：100-TQFP
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Overview
The ATSAM4LS8CA-AUR is a 32-bit ARM Cortex-M4 microcontroller from the SAM4L series, featuring 512KB of embedded Flash and 64KB of SRAM. It operates at frequencies up to 48MHz with picoPower technology for ultra-low power consumption. The device includes a USB 2.0 Device interface, a 16-channel 12-bit ADC, a 10-bit DAC, and an Inter-IC Sound controller. It supports multiple communication interfaces including USART, SPI, and TWI, along with capacitive touch capabilities.
Feature Summary
- Integrates picoPower technology for active current consumption down to 90 µA/MHz with configurable voltage scaling.
- Includes a Liquid Crystal Display (LCD) controller supporting passive displays with up to 40 segments and 4 commons.
- Features a hardware capacitive touch module capable of handling buttons, sliders, and wheels with autonomous detection.
- Supports direct peripheral-to-peripheral communication via the Peripheral Event System without CPU intervention.
Applications
- Battery-powered wearable devices requiring low power consumption
- Industrial control systems utilizing LCD interfaces
- Audio applications supported by I2S and Audio Bitstream DAC
- Smart home appliances with capacitive touch controls
Procurement Notes
Verify the specific ordering suffix against official Microchip documentation to confirm package type and temperature range. Ensure compatibility with existing design constraints regarding pinout and memory configuration before finalizing procurement decisions.
Selection Notes
Select this component for applications needing high performance combined with low power modes. Consider the availability of peripherals like USB and LCD controllers if system integration requires these features without external components.
Part Context
This part belongs to the SAM4L series, designed for low-power applications. It shares architectural similarities with other SAM4L variants but offers specific memory sizes and peripheral configurations tailored for cost-sensitive and power-constrained designs.
Replacement Considerations
Consult official substitution lists for compatible parts within the SAM4L family. Verify pin compatibility and memory size when considering alternatives.
