ATSAMR21G16A-MF Overview
The ATSAMR21G16A-MF is a highly integrated microcontroller combining a 32-bit ARM Cortex-M0+ core with a low-power 2.4 GHz IEEE 802.15.4 compliant transceiver. Designed for reliable wireless communication, it enables robust IoT applications with efficient power management and flexible connectivity options. This device supports secure and scalable network protocols, making it ideal for industrial and consumer wireless systems. Its compact 48-pin QFN package and extensive peripheral set provide engineers with a versatile solution for embedded design. For detailed specifications and purchasing, visit IC-Hersteller.
ATSAMR21G16A-MF Technical Specifications
| Parameter | Wert |
|---|---|
| Kern | ARM Cortex-M0+ 32-bit |
| Betriebsfrequenz | Up to 48 MHz |
| Flash-Speicher | 256 KB |
| SRAM | 32 KB |
| Wireless Standard | IEEE 802.15.4 2.4 GHz |
| Paket | 48-pin QFN (7×7 mm) |
| Versorgungsspannung | 1.8 V to 3.6 V |
| Betriebstemperaturbereich | -40??C bis +85??C |
| Integrated Peripherals | 12-bit ADC, USART, SPI, I2C, RTC |
| Stromverbrauch | Down to 4 ??A in sleep mode |
ATSAMR21G16A-MF Key Features
- ARM Cortex-M0+ core: Delivers efficient processing with low power consumption, enabling extended battery life in wireless applications.
- IEEE 802.15.4 compliant transceiver: Supports reliable 2.4 GHz wireless communication, crucial for mesh networking and low-latency data transfer.
- Integrated 256 KB flash and 32 KB SRAM: Provides ample memory for complex firmware and secure application storage without external memory.
- Flexible power management: Includes multiple sleep modes and fast wake-up, optimizing power use in battery-operated devices.
- Comprehensive peripheral set: On-chip ADC, USART, SPI, and I2C interfaces allow easy sensor integration and communication with external components.
- Compact 48-pin QFN package: Enables high-density PCB designs for space-constrained applications.
- Breiter Temperaturbereich: Ensures reliable operation in harsh industrial environments.
ATSAMR21G16A-MF Advantages vs Typical Alternatives
This microcontroller combines advanced wireless connectivity with low power consumption and integrated memory, outperforming many typical alternatives that require external transceivers or larger power budgets. Its built-in IEEE 802.15.4 transceiver simplifies design and reduces system cost while maintaining robust, secure communication. The efficient ARM Cortex-M0+ core and flexible peripherals enhance reliability and ease of integration in industrial and IoT applications.
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Typische Anwendungen
- Wireless sensor networks: Ideal for industrial monitoring and environmental sensing with its low-power wireless connectivity and integrated ADC for sensor data acquisition.
- Home automation: Enables smart lighting, security, and appliance control through reliable 2.4 GHz wireless communication.
- Asset tracking and management: Supports location and status monitoring with long battery life and mesh networking capability.
- Wearable devices: Combines compact size and power efficiency for health monitoring and fitness applications requiring wireless data transfer.
ATSAMR21G16A-MF Brand Info
Produced by a leading semiconductor manufacturer, this model is part of a family of wireless microcontrollers designed to streamline embedded design with integrated transceivers and ARM Cortex-M0+ cores. The product emphasizes low power, high integration, and flexibility to meet the growing demands of IoT and industrial connectivity markets. Its proven design and comprehensive ecosystem support accelerate time to market for developers and sourcing specialists alike.
FAQ
What wireless protocols does this microcontroller support?
The device supports IEEE 802.15.4 at 2.4 GHz, commonly used for low-power wireless mesh networks such as ZigBee and Thread. This enables secure, reliable communication in IoT applications requiring scalable and efficient connectivity.
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How does the power consumption compare in active and sleep modes?
In active mode, the microcontroller runs at up to 48 MHz with balanced power efficiency, while in sleep mode it can reduce current consumption to as low as 4 ??A. This range allows for extended battery life in portable or remote applications.
What memory resources are available for application development?
The chip includes 256 KB of embedded flash memory for program storage and 32 KB of SRAM for data. This combination supports complex firmware and dynamic data handling without the need for additional external memory components.
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What packaging options are available for this component?
This microcontroller is supplied in a compact 48-pin QFN package measuring 7×7 mm. This small footprint supports high-density PCB layouts and is suitable for space-constrained designs.
Can it operate in harsh industrial environments?
Yes, the device is rated for an operating temperature range from -40??C to +85??C, making it suitable for demanding industrial and outdoor conditions where temperature extremes are common.
