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ATSAM4LC8BA-AUR
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Product Detailed Parameters
- Description：IC MCU 32BIT 512KB FLASH 64TQFP
- 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, LCD, POR, PWM, WDT
- Number of I/O：43
- 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 7x12b; D/A 1x10b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：64-TQFP (10x10)
- Package / Case：64-TQFP
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Overview
The ATSAM4LC8BA-AUR is a 32-bit microcontroller based on the ARM Cortex-M4 core, operating at frequencies up to 48MHz. It features 512KB of embedded Flash memory and 64KB of SRAM. The device supports a single power supply ranging from 1.68V to 3.6V. Key peripherals include a segment LCD controller, USB 2.0 device and embedded host interface, capacitive touch module, and various communication interfaces such as USART, SPI, and I2C.
Feature Summary
- Integrates picoPower technology for ultra-low power consumption with configurable voltage scaling.
- Includes an embedded hardware capacitive touch module supporting up to 32 sensors.
- Features a segment LCD controller capable of driving passive displays with up to 40 segments.
- Supports direct peripheral-to-peripheral communication via the Peripheral Event System.
Applications
- Battery-powered wearable devices requiring low active current consumption
- Industrial control systems utilizing segment LCD displays
- Consumer electronics incorporating capacitive touch interfaces
- USB-enabled data logging or host applications
Procurement Notes
Verify the specific ordering suffix against official Microchip documentation to confirm package type and tape-and-reel specifications. Ensure compatibility with required operating temperature ranges and voltage levels before integration. Cross-reference part numbers with current datasheets to account for any potential revisions or packaging changes.
Selection Notes
Select this component when application requirements demand a balance of high performance and low power efficiency. Consider the availability of integrated peripherals like the LCD controller and capacitive touch module to reduce external component count. Evaluate memory size constraints relative to firmware complexity and data storage needs.
Part Context
This microcontroller belongs to the SAM4L series, designed for low-power applications. It shares architectural similarities with other members of the family but offers specific memory configurations and peripheral sets tailored for cost-sensitive and power-constrained designs.
Replacement Considerations
Consult official substitution lists for compatible parts within the SAM4L family. Verify pinout and peripheral compatibility before replacing existing components in established designs.
