ATSAMD21J16B-MU
- Mfr.Part #
- ATSAMD21J16B-MU
- Manufacturer
- Microchip Technology
- Package / Case
- 64-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 32BIT 64KB FLASH 64QFN
- Stock
- 8,679
- In Stock :
- 8,679
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Mount :
- Surface Mount
- DMA Channels :
- yes
- Package Shape :
- Square
- Base Part Number :
- ATSAMD21J16
- Core Architecture :
- ARM
- Series :
- SAM D21J
- Number of Timers/Counters :
- 8
- Number of I/O Lines :
- 52
- Speed :
- 48MHz
- Minimum Operating Temperature :
- - 40 C
- Interface Type :
- I2C, I2S, LIN, SPI, USART
- Maximum Operating Temperature :
- + 85 C
- RoHS Status :
- ROHS3 Compliant
- JESD-30 Code :
- S-XQCC-N64
- Length :
- 9mm
- Mounting Type :
- Surface Mount
- Reach Compliance Code :
- Compliant
- MSL :
- MSL 3 - 168 hours
- Device Core :
- ARM Cortex M0+
- Height Seated (Max) :
- 1mm
- Subcategory :
- Microcontrollers - MCU
- EEPROM Size :
- --
- Number of I/O :
- 52
- Factory Lead Time :
- 9 Weeks
- Memory Size :
- 64KB
- Package :
- Tray
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Temperature Grade :
- Industrial
- Published :
- 2015
- Number of Pins :
- 64
- Watchdog Timer :
- yes
- PWM Channels :
- yes
- Program Memory Size :
- 64KB 64K x 8
- Product Category :
- ARM Microcontrollers - MCU
- Manufacturer :
- Microchip
- Seated Height-Max :
- 1 mm
- Core Processor :
- ARM® Cortex®-M0+
- Number of I/Os :
- 52 I/O
- Terminal Position :
- QUAD
- Operating Temperature :
- -40°C~85°C TA
- Core Size :
- 32-Bit
- Number of Terminations :
- 64
- RAM Size :
- 8K x 8
- Bit Size :
- 32
- ROM Programmability :
- Flash
- Supply Voltage-Max (Vsup) :
- 3.63V
- Has ADC :
- yes
- Contact Plating :
- Tin
- Connectivity :
- I2C, LINbus, SPI, UART/USART, USB
- Terminal Form :
- NO LEAD
- Terminal Pitch :
- 0.5mm
- Voltage - Supply (Vcc/Vdd) :
- 1.62V~3.6V
- Frequency :
- 48MHz
- Oscillator Type :
- Internal
- Data Converter :
- A/D 20x12b; D/A 1x10b
- Base Product Number :
- ATSAMD21
- Pbfree Code :
- yes
- Brand :
- Microchip Technology
- Data Converters :
- A/D 20x12b, D/A 1x10b
- REACH SVHC :
- No SVHC
- Interfaces :
- I2C/I2S/SPI/UART/USA
- Supplier Device Package :
- 64-QFN (9x9)
- Operating Supply Voltage :
- 3.3V
- Number of ADC Channels :
- 20 Channel
- Interface :
- I2C, I2S, LIN, SPI, UART, USART, USB
- Packaging :
- Tray
- Package / Case :
- 64-VFQFN Exposed Pad
- DAC Channels :
- yes
- Product Type :
- ARM Microcontrollers - MCU
- Qualification :
- AEC-Q100
- Number of Terminals :
- 64
- Data Bus Width :
- 32bit
- RoHS :
- Details
- Program Memory Type :
- Flash
- Peripherals :
- Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Product :
- MCU
- Width :
- 9mm
- Surface Mount :
- yes
- Supply Voltage :
- 3.3V
- Product Status :
- Active
- Mounting Style :
- SMD/SMT
- Datasheets
- ATSAMD21J16B-MU
ATSAMD21J16B-MU Documents

Microcontrollers Microchip Technology ATSAMD21J16B-MU Overview
Introducing the ATSAMD21J16B-MU, a highly capable and versatile microcontroller from Microchip Technology, designed to cater to a wide range of embedded applications. This microcontroller is built on a powerful ARM Cortex-M0+ core, offering a perfect balance between performance and power consumption. With 64KB of flash memory and extensive I/O capabilities housed in a compact 64QFN package, it is engineered for sophisticated projects that require multitasking and space efficiency. The Microcontrollers Microchip Technology ATSAMD21J16B-MU is an ideal choice for developers looking to leverage advanced features in commercial and industrial applications.
ATSAMD21J16B-MU Features
The ATSAMD21J16B-MU microcontroller is equipped with a 32-bit ARM Cortex-M0+ processor, delivering efficient processing capabilities for complex algorithms and control systems. The inclusion of 64KB of flash memory ensures ample space for application code and data storage, while its low-power architecture makes it suitable for battery-driven and power-sensitive applications. Additional features such as multiple serial communication interfaces, 12-bit ADCs, and custom programmable logic make it highly adaptable and ready for a broad spectrum of operational environments.
ATSAMD21J16B-MU Applications
- Smart Home Devices: Utilizes its efficient processing capability to manage various sensors and actuators in smart thermostats, lighting systems, and security devices, enhancing user experience and automation.
- Wearable Technology: Its low power consumption and compact footprint make it ideal for small-scale, power-sensitive applications like fitness trackers and smartwatches, managing data processing, and connectivity with minimal energy usage.
- Industrial Automation: Employs its robust I/O capabilities and extensive memory for control systems in manufacturing lines, ensuring reliable operation and real-time processing in demanding industrial environments.
- Medical Devices: Supports critical medical applications such as portable diagnostic devices and health monitoring systems, providing reliable, accurate sensor data processing and patient monitoring capabilities.
- Internet of Things (IoT) Devices: Perfect for IoT applications due to its integrated serial communication interfaces, facilitating network connectivity and data exchange with sensors and other devices in a connected environment.
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