ATSAML21E15B-ANT

$3.18

Description：IC MCU 32BIT 32KB FLASH 32TQFP
Series：SAM L21E
Mfr：Microchip Technology
Package：Tape & Reel (TR),Cut Tape (CT)
Core Processor：ARM® Cortex®-M0+

SKU:79c3150ed25f Category: Microcontrollers Brand: Microchip Technology

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Product introduction

Product Detailed Parameters

Description：IC MCU 32BIT 32KB FLASH 32TQFP
Series：SAM L21E
Mfr：Microchip Technology
Package：Tape & Reel (TR),Cut Tape (CT)
Core Processor：ARM® Cortex®-M0+
Core Size：32-Bit Single-Core
Speed：48MHz
Connectivity：I2C, LINbus, SCI, SPI, UART/USART, USB
Peripherals：DMA, POR, PWM, WDT
Number of I/O：25
Program Memory Size：32KB (32K x 8)
Program Memory Type：FLASH
EEPROM Size：-
RAM Size：4K x 8
Voltage - Supply (Vcc/Vdd)：1.62V ~ 3.63V
Data Converters：A/D 10x12b; D/A 2x12b
Oscillator Type：Internal
Operating Temperature：-40°C ~ 105°C (TA)
Mounting Type：Surface Mount
Supplier Device Package：32-TQFP (7x7)
Package / Case：32-TQFP
Grade：-
Qualification：-

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ATSAML21E15B-ANT

Overview

The ATSAML21E15B-ANT is a 32-bit microcontroller based on the ARM Cortex-M0+ core, belonging to the SAML21 series. It features 32KB of flash memory and 4KB of RAM. The device operates at a maximum clock frequency of 48MHz with a supply voltage range of 1.62V to 3.6V. It includes 12-bit ADC resolution and offers 25 I/O pins. The component is housed in a 32-TQFP package and supports an operating temperature range from -40°C to +85°C.

Feature Summary

Integrates an ARM Cortex-M0+ processor for efficient code execution.
Includes advanced analog peripherals such as a 12-bit ADC and DAC.
Supports multiple communication interfaces including USB, SPI, I2C, and USART.
Designed for low-power applications with flexible power management options.

Applications

Low-power consumer electronics
Industrial control systems
Wearable devices
Smart home appliances

Procurement Notes

Verify the specific suffix ANT indicates the tape and reel packaging format when ordering. Confirm the functional safety compliance requirements if applicable to your design. Ensure the voltage and temperature ratings match your system constraints. Check for any recent product change notices regarding assembly or packaging updates from Microchip Technology before finalizing procurement.

Selection Notes

Select this model for designs requiring a balance of processing power and energy efficiency. The 32KB flash and 4KB RAM are suitable for moderate complexity firmware. Consider the 25 available I/O pins for peripheral connectivity needs. The 48MHz speed provides adequate performance for real-time control tasks without excessive power consumption.

Part Context

This component is part of the SAM L21 family, which focuses on low-power performance and security. It shares architectural similarities with other SAM D21 and SAM L21 variants but offers specific memory and pin configurations tailored for cost-sensitive and space-constrained applications. The SAML21 series emphasizes ease of use with integrated analog features.