ATSAMD21G18A-MF
- Mfr.Part #
- ATSAMD21G18A-MF
- Manufacturer
- Microchip Technology
- Package / Case
- 48-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 32BIT 256KB FLASH 48QFN
- Stock
- 7,484
- In Stock :
- 7,484
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Operating Supply Voltage :
- 3.3V
- Interfaces :
- I2C/I2S/SPI/UART/USA
- Supplier Device Package :
- 48-QFN (7x7)
- PWM Channels :
- yes
- Number of Terminations :
- 48
- EEPROM Size :
- --
- Data Bus Width :
- 32b
- Mounting Style :
- SMD/SMT
- Series :
- Automotive, AEC-Q100, SAM D21G
- Connectivity :
- I2C, LINbus, SPI, UART/USART, USB
- Qualification :
- AEC-Q100
- Voltage - Supply (Vcc/Vdd) :
- 1.62V~3.6V
- Speed :
- 48MHz
- DAC Resolution :
- 10 bit
- RAM Size :
- 32K x 8
- Oscillator Type :
- Internal
- Factory Lead Time :
- 1 Weeks
- Supply Voltage :
- 3.3V
- Temperature Grade :
- Automotive
- Number of ADC Channels :
- 14
- Manufacturer :
- Microchip
- Package Shape :
- Square
- Data Converters :
- A/D 14x12b, D/A 1x10b
- Terminal Pitch :
- 0.5mm
- Base Part Number :
- ATSAMD21G18
- Ambient Temperature Range High :
- 85°C
- Number of I/Os :
- 38 I/O
- Mounting Type :
- Surface Mount, Wettable Flank
- Core Size :
- 32-Bit
- Peripherals :
- Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
- Number of Timers/Counters :
- 10
- Device Core :
- ARM Cortex M0+
- REACH SVHC :
- No SVHC
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Program Memory Type :
- Flash
- Max Junction Temperature (Tj) :
- 100°C
- Subcategory :
- Microcontrollers - MCU
- Number of Terminals :
- 48
- Published :
- 2014
- DAC Channels :
- yes
- Memory Size :
- 256KB
- MSL :
- MSL 3 - 168 hours
- Bit Size :
- 32
- Packaging :
- Tray
- Watchdog Timer :
- yes
- Minimum Operating Temperature :
- - 40 C
- Height :
- 900μm
- Contact Plating :
- Tin
- Interface :
- I2C, I2S, LIN, SPI, UART, USART, USB
- Mount :
- Surface Mount
- Number of I2C Channels :
- 6
- Product Type :
- ARM Microcontrollers - MCU
- Number of Pins :
- 48
- RoHS :
- Details
- Terminal Form :
- NO LEAD
- Number of I/O Lines :
- 38
- Product Status :
- Active
- Seated Height-Max :
- 0.9 mm
- Number of I/O :
- 38
- Package / Case :
- 48-VFQFN Exposed Pad
- Reach Compliance Code :
- Compliant
- Product Category :
- ARM Microcontrollers - MCU
- Length :
- 7mm
- Package :
- Tray
- ROM Programmability :
- Flash
- Width :
- 7 mm
- Core Processor :
- ARM® Cortex®-M0+
- Terminal Position :
- QUAD
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Product :
- MCU
- Data Converter :
- A/D 14x12b; D/A 1x10b
- Base Product Number :
- ATSAMD21
- Operating Temperature :
- -40°C~125°C TA
- Maximum Operating Temperature :
- + 125 C
- Has ADC :
- yes
- Brand :
- Microchip Technology / Atmel
- DMA Channels :
- yes
- Program Memory Size :
- 256KB 256K x 8
- Interface Type :
- I2C, I2S, LIN, SPI, USART
- Number of A/D Converters :
- 1
- RoHS Status :
- ROHS3 Compliant
- Frequency :
- 48MHz
- JESD-30 Code :
- S-XQCC-N48
- Core Architecture :
- ARM
- Surface Mount :
- yes
- Pbfree Code :
- yes
- Datasheets
- ATSAMD21G18A-MF
ATSAMD21G18A-MF Documents

Microcontrollers Microchip Technology ATSAMD21G18A-MF Overview
The Microcontrollers Microchip Technology ATSAMD21G18A-MF is a highly integrated, low-power microcontroller that excels in various embedded applications due to its ARM Cortex-M0+ core. Designed by Microchip Technology, this 32-bit MCU operates at a maximum frequency of 48 MHz, providing a balance of performance and power consumption. With 256KB of flash memory and 32KB of SRAM, it supports complex algorithms and processes while facilitating rapid development and deployment in system-critical environments. Its compact 48QFN package makes it ideal for space-constrained applications, maintaining a robust design that withstands demanding conditions.
ATSAMD21G18A-MF Features
The ATSAMD21G18A-MF microcontroller is equipped with a range of features designed for versatility and efficiency in a variety of applications. Key features include its 32-bit ARM Cortex-M0+ processor, which offers low power consumption alongside significant processing power. The inclusion of 256KB of flash and 32KB of SRAM provides ample storage for application code and data. Moreover, it supports a wide variety of communication interfaces including SPI, I2C, and UART, which ensures compatibility with most peripheral devices in modern IoT ecosystems. Enhanced with 12-bit ADCs, DAC, PWM channels, and a full-speed USB controller, it facilitates a wide range of functionalities in consumer and industrial electronics.
ATSAMD21G18A-MF Applications
- Wearable Devices: Utilized in smart watches and fitness trackers, the ATSAMD21G18A-MF supports essential features such as connectivity and sensor integration while optimizing power efficiency to extend battery life.
- Internet of Things (IoT): Ideal for home automation systems and smart city applications, this MCU can manage multiple sensor inputs and facilitate communication protocols essential for IoT connectivity and performance.
- Medical Devices: In medical monitoring systems, the ATSAMD21G18A-MF ensures reliable operation with its low-power consumption and robust data handling capabilities, crucial for patient monitoring devices.
- Industrial Control Systems: This MCU's capability to handle complex algorithms quickly and efficiently makes it suitable for industrial automation, where precision and reliability are paramount.
- Consumer Electronics: Used in products like handheld gaming devices and remote controls, it provides a responsive user experience through high-performance computing and interactive interfaces.
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