ATSAM4LS2AA-AU

$5.21

Description：IC MCU 32BIT 128KB FLASH 48TQFP
Series：SAM4L
Mfr：Microchip Technology
Package：Tray
Core Processor：ARM® Cortex®-M4

SKU:979a069b4a0e Category: Microcontrollers Brand: Microchip Technology

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Product introduction

Product Detailed Parameters

Description：IC MCU 32BIT 128KB FLASH 48TQFP
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, POR, PWM, WDT
Number of I/O：32
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 3x12b; D/A 1x10b
Oscillator Type：Internal
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Supplier Device Package：48-TQFP (7x7)
Package / Case：48-TQFP

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ATSAM4LS2AA-AU

Overview

The ATSAM4LS2AA-AU is a 32-bit microcontroller based on the ARM Cortex-M4 core, operating at frequencies up to 48MHz. It features 128KB of embedded Flash memory and 32KB of SRAM. The device supports a single power supply ranging from 1.68V to 3.6V and includes a 16-channel 12-bit ADC, a 10-bit DAC, USB 2.0 Device interface, and various communication peripherals such as USART, SPI, and TWI.

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 Peripheral Event System allowing direct peripheral-to-peripheral communication without CPU intervention.
Supports SleepWalking functionality for intelligent wake-up decisions based on peripheral events.

Applications

Battery-powered wearable devices requiring low active current consumption.
Industrial control systems utilizing capacitive touch interfaces.
USB-enabled embedded host or device applications.
Smart home appliances with segment LCD display requirements.

Procurement Notes

Verify the specific package type and temperature grade against project requirements. Confirm that the 48-lead LQFP package matches the PCB footprint. Ensure the industrial temperature range meets environmental specifications. Check for any recent Product Change Notifications regarding assembly location or marking changes.

Selection Notes

Select this component when a balance of processing performance and power efficiency is required. The SAM4LS series is suitable for applications needing USB connectivity and capacitive touch without the complexity of the LC series. Consider the available GPIO count and peripheral set for system integration.

Part Context

This part belongs to the Microchip SAM4L series, designed for low-power applications. It utilizes the ARM Cortex-M4 processor with picoPower technology. The series offers various memory configurations and packages to support diverse embedded control needs in consumer and industrial markets.