ATSAML21J18B-AUT
- Mfr.Part #
- ATSAML21J18B-AUT
- Manufacturer
- Microchip Technology
- Package / Case
- 64-TQFP Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 32BIT 256KB FLASH 64TQFP
- Stock
- 4,376
- In Stock :
- 4,376
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- RoHS Status :
- ROHS3 Compliant
- Series :
- SAM L21J
- Has ADC :
- yes
- Operating Supply Voltage :
- 3.3V
- Surface Mount :
- yes
- DMA Channels :
- yes
- DAC Channels :
- yes
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Manufacturer :
- Microchip
- Number of Terminals :
- 64
- Core Size :
- 32-Bit
- Package Shape :
- Square
- MSL :
- MSL 3 - 168 hours
- REACH SVHC :
- No SVHC
- Data Converters :
- A/D 20x12b, D/A 2x12b
- Mounting Style :
- SMD/SMT
- Watchdog Timer :
- yes
- Interface Type :
- I2C, LIN, SPI, USART, USB
- JESD-609 Code :
- e3
- RoHS :
- Details
- Program Memory Size :
- 256KB 256K x 8
- Terminal Position :
- QUAD
- DAC Resolution :
- 12 bit
- Product Type :
- ARM Microcontrollers - MCU
- Interfaces :
- I2C/SPI/UART/USART/U
- Program Memory Type :
- Flash
- Voltage - Supply (Vcc/Vdd) :
- 1.62V~3.63V
- Packaging :
- Tape and Reel (TR)
- Speed :
- 48MHz
- Number of Timers/Counters :
- 8
- Supply Voltage-Max (Vsup) :
- 3.63V
- Product :
- MCU
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Seated Height-Max :
- 1.2 mm
- Package / Case :
- 64-TQFP Exposed Pad
- Pbfree Code :
- yes
- On Chip Program ROM Width :
- 8
- Mount :
- Surface Mount
- Terminal Form :
- Gull wing
- Mounting Type :
- Surface Mount
- Width :
- 10 mm
- Data Converter :
- A/D 20x12b; D/A 2x12b
- Height Seated (Max) :
- 1.2mm
- Number of I/O Lines :
- 51
- Reach Compliance Code :
- Compliant
- Brand :
- Microchip Technology
- Supply Voltage :
- 3.3V
- Bit Size :
- 32
- Base Part Number :
- ATSAML21J
- Operating Temperature :
- -40°C~85°C TA
- RAM Size :
- 32K x 8
- PWM Channels :
- yes
- Number of I/Os :
- 51 I/O
- Maximum Operating Temperature :
- + 85 C
- Core Architecture :
- ARM
- Peripherals :
- DMA, POR, PWM, WDT
- Published :
- 2016
- EEPROM Size :
- --
- JESD-30 Code :
- S-PQFP-G64
- Screening Level :
- TS 16949
- Number of ADC Channels :
- 10 Channel
- Number of Pins :
- 64
- Product Category :
- ARM Microcontrollers - MCU
- Temperature Grade :
- Industrial
- Connectivity :
- I2C, LINbus, SCI, SPI, UART/USART, USB
- Supplier Device Package :
- 64-TQFP (10x10)
- Subcategory :
- Microcontrollers - MCU
- Base Product Number :
- ATSAML21
- Number of I/O :
- 51
- Factory Lead Time :
- 12 Weeks
- Terminal Pitch :
- 0.5mm
- Minimum Operating Temperature :
- - 40 C
- Data Bus Width :
- 32b
- Memory Size :
- 256KB
- Frequency :
- 48MHz
- Core Processor :
- ARM® Cortex®-M0+
- Contact Plating :
- Tin
- Product Status :
- Active
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Length :
- 10mm
- Device Core :
- ARM Cortex M0+
- Interface :
- I2C, LIN, SCI, SPI, UART, USART, USB
- Oscillator Type :
- Internal
- ROM Programmability :
- Flash
- Number of Terminations :
- 64
- Datasheets
- ATSAML21J18B-AUT

Microcontrollers Microchip Technology ATSAML21J18B-AUT Overview
The Microcontrollers Microchip Technology ATSAML21J18B-AUT is a cutting-edge microcontroller unit (MCU) tailored for sophisticated applications that demand low power consumption and high performance. This 32-bit MCU is built on the ARM Cortex-M0+ processor, delivering efficient operation and scalability. With 256KB of flash memory and advanced peripherals, it is designed to support a wide range of applications, making it an ideal choice for developers looking to push the boundaries of what's possible with modern microcontrollers.
ATSAML21J18B-AUT Features
This powerful microcontroller features a 32-bit ARM Cortex-M0+ CPU, providing a balance of efficiency and power that suits demanding embedded applications. The ATSAML21J18B-AUT offers 256KB of flash memory, ample for robust applications, and 32KB of SRAM for efficient data handling. Connectivity is enhanced with full-speed USB and SERCOM modules, facilitating multiple communication modes. Its low power consumption makes it highly suitable for battery-operated devices, while built-in security features ensure safe and reliable operation.
ATSAML21J18B-AUT Applications
- Smart Wearables: Integrates seamlessly into devices like fitness trackers and smart watches, where its low power consumption ensures longer battery life while maintaining robust performance.
- Home Automation Systems: Utilized in smart home controllers and automation hubs, the MCU manages various sensors and communications, enhancing connectivity and control within smart homes.
- Industrial Monitoring: Ideal for deployment in industrial applications where monitoring and control systems require reliable, uninterrupted operation with minimal energy consumption.
- Healthcare Devices: Used in medical monitoring devices, the ATSAML21J18B-AUT's precision and low power usage are critical for developing reliable and efficient patient care equipment.
- Internet of Things (IoT) Devices: Serves as the core processor in IoT devices, managing data transmission and sensor integration smoothly to enable smart, interconnected systems.
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