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ATSAM4LC2CA-CFU
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Product Detailed Parameters
- Description：IC MCU 32BIT 128KB FLSH 100VFBGA
- Series：SAM4L
- Mfr：Microchip Technology
- Package：Tray
- 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：75
- Program Memory Size：128KB (128K 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 15x12b; D/A 1x10b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：100-VFBGA (7x7)
- Package / Case：100-VFBGA
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Overview
The ATSAM4LC2CA-CFU is a microcontroller from the SAM4L series, featuring an ARM Cortex-M4 core operating at up to 48 MHz. It includes 128 Kbytes of embedded Flash and 32 Kbytes of SRAM. The device supports a single 1.68V to 3.6V power supply and operates within a temperature range of -40°C to +85°C. It utilizes a 100-lead VFBGA package with dimensions of 7x7 mm and a pitch of 0.65 mm.
Feature Summary
- Integrates picoPower technology for ultra-low power consumption across various operational modes.
- Includes a segment LCD controller supporting passive displays with up to 40 segments and 4 common terminals.
- Features an embedded hardware capacitive touch module capable of handling up to 32 sensors.
- Provides a full-speed USB 2.0 interface supporting both device and embedded host functionalities.
Applications
- Battery-powered wearable devices requiring low active current consumption
- Industrial control systems utilizing segment LCD interfaces
- Consumer electronics incorporating capacitive touch user interfaces
- Data logging applications using USB connectivity
Procurement Notes
Verify that the ordering suffix matches the required package type, temperature grade, and lead-free status. Confirm the specific memory configuration aligns with project requirements before procurement. Ensure compatibility with existing design tools and development environments.
Selection Notes
Select this component when a balance of processing performance and low power consumption is necessary. The inclusion of dedicated peripherals like the LCD controller and capacitive touch module reduces external component count. Consider the available I/O lines and peripheral sets relative to system complexity.
Part Context
This part belongs to the SAM4L family, designed specifically for low-power applications. It shares architectural similarities with other members but offers distinct memory sizes and peripheral configurations. The LC sub-series is characterized by the presence of AES encryption and LCD capabilities.
Replacement Considerations
Consult official documentation for pin-compatible alternatives within the SAM4L family. Verify functional equivalence regarding memory size and peripheral availability before substitution.
