ATSAML21G18B-AUT
- Mfr.Part #
- ATSAML21G18B-AUT
- Manufacturer
- Microchip Technology
- Package / Case
- 48-TQFP
- Datasheet
- Download
- Description
- IC MCU 32BIT 256KB FLASH 48TQFP
- Stock
- 3,363
- In Stock :
- 3,363
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Mount :
- Surface Mount
- Supply Voltage :
- 3.3V
- Number of I/O Lines :
- 37
- REACH SVHC :
- No SVHC
- Interface :
- I2C, LIN, SCI, SPI, UART, USART, USB
- Interfaces :
- I2C/SPI/UART/USART/U
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Core Architecture :
- ARM
- Product Category :
- ARM Microcontrollers - MCU
- Number of I/O :
- 37
- Surface Mount :
- yes
- Memory Size :
- 256KB
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Data Bus Width :
- 32b
- Interface Type :
- I2C, LIN, SPI, USART, USB
- Temperature Grade :
- Industrial
- Speed :
- 48MHz
- Number of Timers/Counters :
- 6
- Data Converters :
- A/D 14x12b, D/A 2x12b
- Factory Lead Time :
- 12 Weeks
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Device Core :
- ARM Cortex M0+
- Core Processor :
- ARM® Cortex®-M0+
- JESD-609 Code :
- e3
- Packaging :
- Tape and Reel (TR)
- Supplier Device Package :
- 48-TQFP (7x7)
- Operating Supply Voltage :
- 3.3V
- ROM Programmability :
- Flash
- Minimum Operating Temperature :
- - 40 C
- Connectivity :
- I2C, LINbus, SCI, SPI, UART/USART, USB
- Terminal Form :
- Gull wing
- Screening Level :
- TS 16949
- Number of Terminations :
- 48
- Subcategory :
- Microcontrollers - MCU
- Published :
- 2016
- Pbfree Code :
- yes
- Number of Terminals :
- 48
- Height Seated (Max) :
- 1.2mm
- Base Product Number :
- ATSAML21
- DAC Channels :
- yes
- Operating Temperature :
- -40°C~85°C TA
- Voltage - Supply (Vcc/Vdd) :
- 1.62V~3.63V
- Terminal Pitch :
- 0.5mm
- Terminal Position :
- QUAD
- Number of Pins :
- 48
- Product Status :
- Active
- Program Memory Size :
- 256KB 256K x 8
- RoHS Status :
- ROHS3 Compliant
- Package / Case :
- 48-TQFP
- Series :
- SAM L21G
- Maximum Operating Temperature :
- + 85 C
- Mounting Type :
- Surface Mount
- Base Part Number :
- ATSAML21G
- Width :
- 7 mm
- Contact Plating :
- Tin
- RoHS :
- Details
- Package Shape :
- Square
- Data Converter :
- A/D 14x12b; D/A 2x12b
- Watchdog Timer :
- yes
- Program Memory Type :
- Flash
- Core Size :
- 32-Bit
- On Chip Program ROM Width :
- 8
- DMA Channels :
- yes
- Seated Height-Max :
- 1.2 mm
- Has ADC :
- yes
- Product :
- MCU
- PWM Channels :
- yes
- Frequency :
- 48MHz
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Bit Size :
- 32
- JESD-30 Code :
- S-PQFP-G48
- RAM Size :
- 32K x 8
- DAC Resolution :
- 12 bit
- Number of ADC Channels :
- 10 Channel
- Length :
- 7mm
- Reach Compliance Code :
- Compliant
- Mounting Style :
- SMD/SMT
- EEPROM Size :
- --
- Number of I/Os :
- 37 I/O
- Manufacturer :
- Microchip
- Brand :
- Microchip Technology
- Peripherals :
- DMA, POR, PWM, WDT
- Oscillator Type :
- Internal
- Product Type :
- ARM Microcontrollers - MCU
- Datasheets
- ATSAML21G18B-AUT

Microcontrollers Microchip Technology ATSAML21G18B-AUT Overview
The Microcontrollers Microchip Technology ATSAML21G18B-AUT is a high-performance, low-power ARM Cortex-M0+ based microcontroller that offers a perfect solution for a wide range of embedded applications. Designed by Microchip Technology, this microcontroller integrates 256KB of flash memory and is packaged in a compact 48TQFP, ensuring a blend of efficient space utilization and powerful computational abilities. It is specifically optimized for smart connectivity, characterized by its low-power consumption and advanced peripherals which make it ideal for the evolving demands of modern embedded systems.
ATSAML21G18B-AUT Features
This microcontroller features a 32-bit ARM Cortex-M0+ processor, which provides a balance between performance and power efficiency. The ATSAML21G18B-AUT includes 256KB of flash memory and 32KB of SRAM, supporting intensive applications without compromising speed. Additionally, its rich peripheral set includes multiple serial communication modules, 12-bit ADCs, and a 10-bit DAC, which facilitate a wide range of functionality from sensor data acquisition to communication control. This MCU also boasts advanced power management features, making it suitable for battery-operated applications by extending operational life.
ATSAML21G18B-AUT Applications
- Wearable Technology: Integrates easily into compact, battery-powered wearable devices like fitness trackers and smart watches, where power efficiency and performance are crucial.
- Smart Home Devices: Ideal for smart lighting systems, thermostats, and other home automation products requiring efficient power management and connectivity options.
- Industrial Automation: Suitable for sensors and actuators in automation systems, thanks to its robust I/O capabilities and ability to handle complex control algorithms.
- IoT Devices: Provides the connectivity and low power operation essential for Internet of Things devices, including smart meters and wireless sensors.
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