ATSAMD21G18A-AF
- Mfr.Part #
- ATSAMD21G18A-AF
- Manufacturer
- Microchip Technology
- Package / Case
- 48-TQFP
- Datasheet
- Download
- Description
- IC MCU 32BIT 256KB FLASH 48TQFP
- Stock
- 6,832
- In Stock :
- 6,832
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- RAM Size :
- 32K x 8
- Reach Compliance Code :
- Compliant
- Oscillator Type :
- Internal
- Temperature Grade :
- Automotive
- Contact Plating :
- Tin
- Operating Supply Voltage :
- 3.3V
- Subcategory :
- Microcontrollers - MCU
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Number of Pins :
- 48
- Height Seated (Max) :
- 1.2mm
- Terminal Position :
- QUAD
- DAC Channels :
- yes
- Connectivity :
- I2C, LINbus, SPI, UART/USART, USB
- Number of Terminals :
- 48
- Length :
- 7mm
- Product :
- MCU
- Base Part Number :
- ATSAMD21G18
- REACH SVHC :
- No SVHC
- Memory Size :
- 256KB
- Product Status :
- Active
- Watchdog Timer :
- yes
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Packaging :
- Tray
- Package Shape :
- Square
- Supplier Device Package :
- 48-TQFP (7x7)
- PWM Channels :
- yes
- Brand :
- Microchip Technology / Atmel
- Core Architecture :
- ARM
- Has ADC :
- yes
- Package :
- Tray
- MSL :
- MSL 1 - Unlimited
- Voltage - Supply (Vcc/Vdd) :
- 1.62V~3.6V
- Base Product Number :
- ATSAMD21
- Core Size :
- 32-Bit
- Product Type :
- ARM Microcontrollers - MCU
- Terminal Form :
- Gull wing
- Number of I/O :
- 38
- Speed :
- 48MHz
- Surface Mount :
- yes
- Program Memory Type :
- Flash
- ROM Programmability :
- Flash
- Data Bus Width :
- 32b
- JESD-30 Code :
- S-PQFP-G48
- Interface :
- I2C, I2S, LIN, SPI, UART, USART, USB
- Factory Lead Time :
- 9 Weeks
- Minimum Operating Temperature :
- - 40 C
- Published :
- 2014
- Seated Height-Max :
- 1.2 mm
- Number of I/Os :
- 38 I/O
- Number of ADC Channels :
- 14 Channel
- DMA Channels :
- yes
- Bit Size :
- 32
- Number of Timers/Counters :
- 6
- Mounting Type :
- Surface Mount
- Mounting Style :
- SMD/SMT
- Frequency :
- 48MHz
- Manufacturer :
- Microchip
- Number of Terminations :
- 48
- Number of I/O Lines :
- 38
- Width :
- 7 mm
- Interfaces :
- I2C/I2S/LIN/SPI/USAR
- Interface Type :
- I2C, I2S, LIN, SPI, USART
- Terminal Pitch :
- 0.5mm
- DAC Resolution :
- 10 bit
- EEPROM Size :
- --
- Data Converters :
- A/D 14x12b, D/A 1x10b
- Maximum Operating Temperature :
- + 125 C
- Package / Case :
- 48-TQFP
- Operating Temperature :
- -40°C~125°C TA
- Data Converter :
- A/D 14x12b; D/A 1x10b
- Peripherals :
- Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
- Device Core :
- ARM Cortex M0+
- RoHS :
- Details
- Series :
- Automotive, AEC-Q100, SAM D21G
- Pbfree Code :
- yes
- Mount :
- Surface Mount
- RoHS Status :
- ROHS3 Compliant
- Core Processor :
- ARM® Cortex®-M0+
- Product Category :
- ARM Microcontrollers - MCU
- Qualification :
- AEC-Q100
- Supply Voltage :
- 3.3V
- Program Memory Size :
- 256KB 256K x 8
- Datasheets
- ATSAMD21G18A-AF

Microcontrollers Microchip Technology ATSAMD21G18A-AF Overview
The Microcontrollers Microchip Technology ATSAMD21G18A-AF is a highly efficient and versatile 32-bit microcontroller unit (MCU) that offers advanced features suitable for a range of demanding applications. Manufactured by Microchip Technology, this MCU is designed with a focus on performance and power efficiency. It incorporates a 256KB flash memory and operates within a 48TQFP package, making it ideal for space-constrained yet performance-intensive applications. The integration of a powerful ARM Cortex-M0+ processor enables the ATSAMD21G18A-AF to deliver superior processing capabilities, which are essential for complex algorithms and real-time processing tasks. This microcontroller is particularly optimized for connectivity and user interface solutions, making it a top choice for developers aiming to design products with advanced capabilities and competitive market performance.
ATSAMD21G18A-AF Features
The ATSAMD21G18A-AF microcontroller boasts a series of features that enhance its applicability in sophisticated electronic products. Key features include a 32-bit ARM Cortex-M0+ processor, 256KB of flash memory, and extensive peripheral support. The MCU also supports various communication protocols such as SPI, I2C, and USART, which are crucial for modern IoT devices. Enhanced power management capabilities ensure that the microcontroller operates efficiently under varying power conditions, thereby extending the battery life of portable devices.
ATSAMD21G18A-AF Applications
- Smart Home Devices: Utilizes its communication protocols for seamless integration with home automation systems, enabling control of lighting, security, and HVAC systems.
- Wearable Health Monitors: The power efficiency and compact size make it suitable for wearable devices that monitor health parameters such as heart rate and activity levels.
- Internet of Things (IoT) Gateways: Its enhanced processing power and connectivity options allow it to serve as a central hub in IoT networks, managing data transmission between sensors and the cloud.
- Automotive Applications: Can be implemented in vehicle systems for monitoring and controlling various functions, contributing to the advancement of automotive technologies.
- Industrial Automation: Suitable for controlling machinery and processes, improving efficiency and safety in manufacturing environments.
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