ATSAMR21G18A-MUTA6 Overview
The ATSAMR21G18A-MUTA6 is a highly integrated low-power wireless microcontroller designed for advanced IoT and industrial applications. Combining a 32-bit ARM Cortex-M0+ core with a 2.4 GHz IEEE 802.15.4-compliant RF transceiver, this device provides seamless wireless connectivity alongside efficient processing capabilities. Its compact 6×6 mm QFN package supports robust integration in space-constrained designs, while its rich peripheral set ensures versatile interfacing options. Ideal for engineers seeking reliable, energy-efficient wireless solutions, the product delivers optimized performance for mesh networking and low-power sensor nodes. For more technical details, visit IC Manufacturer.
ATSAMR21G18A-MUTA6 Technical Specifications
| Parameter | Specification |
|---|---|
| Core | 32-bit ARM Cortex-M0+ |
| CPU Frequency | 48 MHz |
| Flash Memory | 256 KB |
| SRAM | 32 KB |
| Wireless Protocol | IEEE 802.15.4 (2.4 GHz) |
| Operating Voltage | 1.8 V to 3.6 V |
| Package | 6 x 6 mm QFN, 48 pins |
| Temperature Range | -40??C to +85??C |
| Radio Sensitivity | -100 dBm (typical) |
| Transmit Power | +8 dBm (max) |
ATSAMR21G18A-MUTA6 Key Features
- Integrated ARM Cortex-M0+ Core: Provides efficient 32-bit processing at 48 MHz, enabling complex application logic and low-latency operation for real-time wireless communications.
- 2.4 GHz IEEE 802.15.4 Radio Transceiver: Supports robust mesh networking protocols such as Zigbee and Thread, ensuring reliable wireless connectivity in dense environments.
- Low Power Consumption: Optimized for battery-powered devices, it offers multiple sleep modes and low active current, extending operational lifetime in IoT sensor nodes.
- Ample Memory Resources: With 256 KB Flash and 32 KB SRAM, it accommodates substantial firmware and data buffering requirements for complex applications.
- Rich Peripheral Set: Includes UART, SPI, I2C, ADC, and multiple timers, enabling flexible interfacing with sensors, actuators, and external components.
- Compact Packaging: The 6×6 mm QFN form factor is suitable for space-constrained designs, facilitating integration into compact modules and wearable devices.
- Industrial Temperature Support: Certified to operate from -40??C to +85??C, ensuring dependable performance in harsh environmental conditions.
ATSAMR21G18A-MUTA6 Advantages vs Typical Alternatives
This device stands out for its superior integration of a high-performance ARM Cortex-M0+ core with a low-power IEEE 802.15.4 radio transceiver in a compact package. Its excellent radio sensitivity and transmit power enhance wireless link reliability compared to typical alternatives. The combination of low active and sleep current levels provides extended battery life, while the extensive peripheral set improves system integration and reduces BOM complexity for engineers.
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Typical Applications
- Wireless sensor networks for industrial monitoring, where low power consumption and reliable mesh networking are critical to long-term deployment success.
- Smart home automation devices requiring secure and stable 2.4 GHz wireless communication with minimal footprint.
- Asset tracking and remote control systems benefiting from robust radio performance and flexible interfacing capabilities.
- Wearable electronics and portable medical devices that demand compact size, low power, and consistent wireless connectivity.
ATSAMR21G18A-MUTA6 Brand Info
This product is part of a well-established semiconductor portfolio known for high-quality wireless microcontrollers tailored for industrial and IoT markets. It integrates advanced ARM Cortex-M0+ processing cores with certified radio technologies, supporting a broad ecosystem of development tools and software stacks. The device is manufactured under rigorous quality standards, ensuring reliable operation across demanding applications and environments. Its design emphasizes energy efficiency and seamless connectivity, making it a preferred choice among engineers and system designers for next-generation wireless solutions.
FAQ
What wireless protocols does this microcontroller support?
The device includes a 2.4 GHz radio transceiver compatible with IEEE 802.15.4 standards. This enables it to support wireless protocols such as Zigbee and Thread, commonly used in mesh networking and IoT applications.
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What are the power consumption characteristics of this product?
Designed for low power operation, it features multiple sleep modes and efficient active current consumption. These capabilities extend battery life in portable and sensor network applications, making it suitable for energy-constrained environments.
How much memory is available for application code and data?
The microcontroller provides 256 KB of Flash memory for program storage and 32 KB of SRAM for data handling. This memory balance supports complex firmware and dynamic data buffering requirements.
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What package options are available for this device?
This product is offered in a 6 x 6 mm QFN package with 48 pins. The compact footprint supports integration into space-sensitive designs such as wearable devices and compact sensor modules.
Can this microcontroller operate in industrial temperature ranges?
Yes, it is specified for operation between -40??C and +85??C. This ensures reliable functionality in industrial and outdoor environments where temperature extremes are common.
