ATSAML21E18B-AUT
- Mfr.Part #
- ATSAML21E18B-AUT
- Manufacturer
- Microchip Technology
- Package / Case
- 32-TQFP
- Datasheet
- Download
- Description
- IC MCU 32BIT 256KB FLASH 32TQFP
- Stock
- 1,247
- In Stock :
- 1,247
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- DAC Channels :
- yes
- Package / Case :
- 32-TQFP
- Data Converters :
- A/D 10x12b, D/A 2x12b
- Terminal Position :
- QUAD
- Base Product Number :
- ATSAML21
- Peripherals :
- DMA, POR, PWM, WDT
- RAM Size :
- 32K x 8
- Pbfree Code :
- yes
- Number of Terminals :
- 32
- Minimum Operating Temperature :
- - 40 C
- PWM Channels :
- yes
- Temperature Grade :
- Industrial
- Operating Temperature :
- -40°C~85°C TA
- Maximum Operating Temperature :
- + 85 C
- Core Processor :
- ARM® Cortex®-M0+
- Program Memory Type :
- Flash
- JESD-609 Code :
- e3
- Interface :
- I2C, LIN, SCI, SPI, UART, USART, USB
- Product Category :
- ARM Microcontrollers - MCU
- Number of I/Os :
- 25 I/O
- Number of Terminations :
- 32
- Number of ADC Channels :
- 10 Channel
- On Chip Program ROM Width :
- 8
- Product Type :
- ARM Microcontrollers - MCU
- DAC Resolution :
- 12 bit
- Core Architecture :
- ARM
- Number of Pins :
- 32
- Surface Mount :
- yes
- Terminal Finish :
- Matte Tin (Sn) - annealed
- EEPROM Size :
- --
- Core Size :
- 32-Bit
- Terminal Pitch :
- 0.8mm
- Speed :
- 48MHz
- JESD-30 Code :
- S-PQFP-G32
- RoHS Status :
- ROHS3 Compliant
- REACH SVHC :
- No SVHC
- Height Seated (Max) :
- 1.2mm
- Has ADC :
- yes
- Width :
- 7 mm
- Data Converter :
- A/D 10x12b; D/A 2x12b
- Bit Size :
- 32
- Number of I/O Lines :
- 25
- Oscillator Type :
- Internal
- Brand :
- Microchip Technology / Atmel
- Packaging :
- Tape and Reel (TR)
- Number of I/O :
- 25
- Interfaces :
- I2C/SPI/UART/USART/U
- Mounting Type :
- Surface Mount
- Connectivity :
- I2C, LINbus, SCI, SPI, UART/USART, USB
- Published :
- 2016
- Watchdog Timer :
- yes
- Contact Plating :
- Tin
- Length :
- 7mm
- RoHS :
- Details
- Frequency :
- 48MHz
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Supply Voltage :
- 3.3V
- Mount :
- Surface Mount
- ROM Programmability :
- Flash
- Screening Level :
- TS 16949
- Subcategory :
- Microcontrollers - MCU
- Series :
- SAM L21E
- Lead Free :
- Lead Free
- Factory Lead Time :
- 13 Weeks
- Data Bus Width :
- 32b
- Supplier Device Package :
- 32-TQFP (7x7)
- Package Shape :
- Square
- DMA Channels :
- yes
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Operating Supply Voltage :
- 3.3V
- Mounting Style :
- SMD/SMT
- Seated Height-Max :
- 1.2 mm
- Program Memory Size :
- 256KB 256K x 8
- Base Part Number :
- ATSAML21E
- Number of Timers/Counters :
- 6
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Product Status :
- Active
- Device Core :
- ARM Cortex M0+
- Memory Size :
- 256KB
- Terminal Form :
- Gull wing
- Voltage - Supply (Vcc/Vdd) :
- 1.62V~3.63V
- Manufacturer :
- Microchip
- Reach Compliance Code :
- Compliant
- Product :
- MCU
- Interface Type :
- I2C, LIN, SPI, USART, USB
- Datasheets
- ATSAML21E18B-AUT

Microcontrollers Microchip Technology ATSAML21E18B-AUT Overview
Introducing the ATSAML21E18B-AUT from Microchip Technology, a state-of-the-art microcontroller that excels in delivering high performance with low power consumption. This device, belonging to Microchip's renowned SAM L21 family, is tailored to meet the rigorous demands of modern embedded systems. The ATSAML21E18B-AUT Microcontroller integrates a powerful ARM Cortex-M0+ processor, which not only enhances its computational speed but also optimizes energy efficiency. With 256KB of flash memory and advanced security features, this microcontroller is an ideal choice for developers looking to create sophisticated applications in space-constrained environments.
ATSAML21E18B-AUT Features
The ATSAML21E18B-AUT is packed with features designed for versatility and performance. It includes 256KB of flash memory, 32KB of SRAM, and operates at a maximum frequency of 48MHz. Its power management techniques and ultra-low power consumption make it suitable for battery-powered applications. The microcontroller also supports a wide range of communication interfaces, including SPI, I2C, and USART, which are essential for IoT devices. Additionally, its 32-pin TQFP package ensures a compact footprint while allowing for sufficient I/O options for complex designs.
ATSAML21E18B-AUT Applications
- Wearable Devices: The ATSAML21E18B-AUT can be used in smartwatches and fitness trackers due to its low power consumption and compact size, allowing for sophisticated features in small form factors.
- Smart Home Automation: This microcontroller is perfect for home automation systems, controlling lighting, heating, and security systems efficiently through its robust I/O capabilities and connectivity options.
- Medical Monitoring Systems: Its accuracy and low power features make the ATSAML21E18B-AUT ideal for portable medical devices, such as patient monitoring systems and handheld diagnostics.
- Industrial Automation: The device's robust architecture and extensive I/O interfaces facilitate complex control tasks in industrial automation, such as sensor data collection and system control units.
- IoT Devices: The ATSAML21E18B-AUT excels in Internet of Things applications, providing essential connectivity and processing capabilities for smart city infrastructure, connected vehicles, and more.
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