ATSAML21J18B-ANT
- Mfr.Part #
- ATSAML21J18B-ANT
- Manufacturer
- Microchip Technology
- Package / Case
- 64-TQFP Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 32BIT 256KB FLASH 64TQFP
- Stock
- 2,009
- In Stock :
- 2,009
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Number of I/O :
- 51
- Speed :
- 48MHz
- PWM Channels :
- yes
- Reach Compliance Code :
- Compliant
- RoHS Status :
- ROHS3 Compliant
- Factory Lead Time :
- 9 Weeks
- Maximum Operating Temperature :
- + 105 C
- Number of Terminations :
- 64
- Supply Voltage :
- 3.3V
- Minimum Operating Temperature :
- - 40 C
- Voltage - Supply (Vcc/Vdd) :
- 1.62V~3.63V
- Base Product Number :
- ATSAML21
- ROM Programmability :
- Flash
- Product :
- MCU
- Screening Level :
- TS 16949
- Has ADC :
- yes
- Terminal Pitch :
- 0.5mm
- Brand :
- Microchip Technology
- Base Part Number :
- ATSAML21J
- Package / Case :
- 64-TQFP Exposed Pad
- JESD-30 Code :
- S-PQFP-G64
- Supplier Device Package :
- 64-TQFP (10x10)
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Interface Type :
- I2C, LIN, SPI, USART, USB
- Mounting Style :
- SMD/SMT
- Height Seated (Max) :
- 1.2mm
- Product Status :
- Active
- Width :
- 10mm
- Packaging :
- Tape and Reel (TR)
- Length :
- 10mm
- Program Memory Type :
- Flash
- Manufacturer :
- Microchip
- Surface Mount :
- yes
- Seated Height-Max :
- 1.2 mm
- Clock Frequency :
- 32MHz
- Bit Size :
- 32
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Peripherals :
- DMA, POR, PWM, WDT
- Number of ADC Channels :
- 20 Channel
- RAM Size :
- 32K x 8
- EEPROM Size :
- --
- Subcategory :
- Microcontrollers - MCU
- DAC Resolution :
- 12 bit
- HTS Code :
- 8542.31.00.01
- Core Size :
- 32-Bit
- Number of Terminals :
- 64
- Temperature Grade :
- Industrial
- Operating Temperature :
- -40°C~105°C TA
- DMA Channels :
- yes
- Supply Voltage-Max (Vsup) :
- 3.63V
- Data Bus Width :
- 32 bit
- DAC Channels :
- yes
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Product Type :
- ARM Microcontrollers - MCU
- Mounting Type :
- Surface Mount
- Number of I/O Lines :
- 51
- Data Converter :
- A/D 20x12b; D/A 2x12b
- Number of I/Os :
- 51 I/O
- Package Shape :
- Square
- Program Memory Size :
- 256KB 256K x 8
- On Chip Program ROM Width :
- 8
- Data Converters :
- A/D 20x12b, D/A 2x12b
- Oscillator Type :
- Internal
- Connectivity :
- I2C, LINbus, SCI, SPI, UART/USART, USB
- Product Category :
- ARM Microcontrollers - MCU
- RoHS :
- Details
- JESD-609 Code :
- e3
- Supply Voltage-Min (Vsup) :
- 1.62V
- Terminal Position :
- QUAD
- Series :
- SAM L21J
- Core Processor :
- ARM® Cortex®-M0+
- Terminal Form :
- Gull wing
- Datasheets
- ATSAML21J18B-ANT
ATSAML21J18B-ANT Documents

Microcontrollers Microchip Technology ATSAML21J18B-ANT Overview
The Microcontrollers Microchip Technology ATSAML21J18B-ANT is a highly efficient 32-bit MCU designed for advanced applications requiring low power consumption and high performance. This MCU is built on a powerful ARM Cortex-M0+ processor and is equipped with 256KB of flash memory. It comes in a 64TQFP package that ensures a compact footprint while offering ample I/O options and peripheral interfaces, making it highly suitable for space-constrained applications. Its architecture is optimized for minimal power consumption, making it an ideal choice for battery-operated devices and applications where energy efficiency is critical.
ATSAML21J18B-ANT Features
The ATSAML21J18B-ANT MCU from Microchip Technology boasts numerous features that make it a versatile choice for a wide range of applications. These include a low-power ARM Cortex-M0+ core, 256KB of flash memory, and multiple power-saving modes. Additional features include extensive serial communication capabilities such as I2C, SPI, and USART, which are essential for modern IoT devices. It also supports touch sensing input, making it suitable for user interfaces in consumer electronics.
ATSAML21J18B-ANT Applications
- Wearable Devices: Utilizes its low power consumption and compact size to enhance battery life and minimize form factor in smartwatches and fitness trackers.
- Smart Home Devices: Employs its multiple communication interfaces to facilitate connectivity and control in products like smart thermostats and security systems.
- Industrial Automation: Leverages its robust processing capabilities and touch input support for control panels and automation systems in manufacturing environments.
- Healthcare Equipment: Benefits from its high reliability and low power feature set in portable medical devices such as glucose monitors and wearable health trackers.
- Internet of Things (IoT) Nodes: Ideal for IoT applications requiring long battery life and network connectivity, including environmental sensors and smart meters.
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