ATSAML21E18B-ANT
- Mfr.Part #
- ATSAML21E18B-ANT
- Manufacturer
- Microchip Technology
- Package / Case
- 32-TQFP
- Datasheet
- Download
- Description
- IC MCU 32BIT 256KB FLASH 32TQFP
- Stock
- 3,622
- In Stock :
- 3,622
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- On Chip Program ROM Width :
- 8
- Product :
- MCU
- Supply Voltage :
- 3.3V
- Supply Voltage-Min (Vsup) :
- 1.62V
- Terminal Position :
- QUAD
- Clock Frequency :
- 32MHz
- RAM Size :
- 32K x 8
- JESD-30 Code :
- S-PQFP-G32
- Number of Terminations :
- 32
- Product Status :
- Active
- PWM Channels :
- yes
- Terminal Pitch :
- 0.8mm
- Package / Case :
- 32-TQFP
- Has ADC :
- yes
- Screening Level :
- TS 16949
- Program Memory Size :
- 256KB 256K x 8
- Voltage - Supply (Vcc/Vdd) :
- 1.62V~3.63V
- Peripherals :
- DMA, POR, PWM, WDT
- RoHS :
- Details
- Number of I/O Lines :
- 25
- Data Bus Width :
- 32 bit
- EEPROM Size :
- --
- Operating Temperature :
- -40°C~105°C TA
- DAC Channels :
- yes
- Brand :
- Microchip Technology
- Product Category :
- ARM Microcontrollers - MCU
- Supplier Device Package :
- 32-TQFP (7x7)
- RoHS Status :
- ROHS3 Compliant
- Speed :
- 48MHz
- Temperature Grade :
- Industrial
- Data Converter :
- A/D 10x12b; D/A 2x12b
- Supply Voltage-Max (Vsup) :
- 3.63V
- Number of I/Os :
- 25 I/O
- Base Part Number :
- ATSAML21E
- Mounting Style :
- SMD/SMT
- Manufacturer :
- Microchip
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Surface Mount :
- yes
- Packaging :
- Tape and Reel (TR)
- Product Type :
- ARM Microcontrollers - MCU
- Reach Compliance Code :
- Compliant
- Factory Lead Time :
- 9 Weeks
- Base Product Number :
- ATSAML21
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Bit Size :
- 32
- Series :
- SAM L21E
- DAC Resolution :
- 12 bit
- Number of I/O :
- 25
- HTS Code :
- 8542.31.00.01
- ROM Programmability :
- Flash
- Data Converters :
- A/D 10x12b, D/A 2x12b
- Seated Height-Max :
- 1.2 mm
- Mounting Type :
- Surface Mount
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Number of ADC Channels :
- 10 Channel
- Core Size :
- 32-Bit
- Maximum Operating Temperature :
- + 85 C
- Core Processor :
- ARM® Cortex®-M0+
- Oscillator Type :
- Internal
- Number of Terminals :
- 32
- Program Memory Type :
- Flash
- Length :
- 7mm
- Subcategory :
- Microcontrollers - MCU
- Interface Type :
- I2C, LIN, SPI, USART, USB
- Width :
- 7mm
- Height Seated (Max) :
- 1.2mm
- JESD-609 Code :
- e3
- Connectivity :
- I2C, LINbus, SCI, SPI, UART/USART, USB
- DMA Channels :
- yes
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Package Shape :
- Square
- Terminal Form :
- Gull wing
- Datasheets
- ATSAML21E18B-ANT
ATSAML21E18B-ANT Documents

Microcontrollers Microchip Technology ATSAML21E18B-ANT Overview
The Microcontrollers Microchip Technology ATSAML21E18B-ANT is a highly capable 32-bit MCU designed to cater to the needs of advanced embedded systems. With a robust 256KB of FLASH memory and housed in a compact 32TQFP package, this microcontroller is engineered to provide a blend of efficiency and performance. Optimized for low-power consumption, it leverages Microchip's picoPower technology, making it ideal for battery-operated and power-sensitive applications across various industries.
ATSAML21E18B-ANT Features
This microcontroller features a powerful ARM Cortex-M0+ processor, offering the perfect balance between power efficiency and processing capability. It supports up to 48MHz clock speed, enhancing its performance for complex operations. Other significant features include:
- 256KB of flash memory and 32KB of SRAM for ample storage and efficient data handling.
- Multiple communication interfaces such as SPI, I2C, and USART, which allow for flexible connectivity options.
- Extensive interrupt and DMA support, ensuring quick response times and reliable data transfer.
- Advanced security features, including hardware ID and cryptographic engine, to safeguard data transactions.
- Robust analog functionality with ADCs, DACs, and touch sensing inputs for versatile sensor integration.
ATSAML21E18B-ANT Applications
- Wearable Devices: Utilized for its low power consumption, it's ideal in fitness trackers and smart watches, where extended battery life is crucial.
- Internet of Things (IoT) Devices: Its robust security features and multiple communication interfaces make it suitable for smart home devices and IoT sensors, ensuring reliable and secure data handling.
- Medical Equipment: The MCU's precision analog features and power efficiency make it a perfect choice for portable medical diagnostics and monitoring systems.
- Industrial Control Systems: Thanks to its high interrupt capabilities and extensive memory, it effectively manages various sensors and actuators in automation processes.
- Automotive Applications: Employed in automotive accessories, including infotainment systems and dashboard controllers, where dependable operation and connectivity are key.
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