ATSAMR21E16A-MU Overview
The ATSAMR21E16A-MU is a highly integrated microcontroller combining an ARM Cortex-M0+ core with a low-power 2.4 GHz IEEE 802.15.4-compliant radio transceiver. Designed for wireless embedded applications, this device offers an optimal balance between processing performance and radio communication efficiency. With 16 KB of embedded Flash memory and 4 KB of SRAM, it enables compact and reliable designs in industrial automation, smart metering, and IoT sensor networks. Integrated peripherals and low power consumption make it an ideal choice for battery-powered wireless devices. For more detailed information, visit IC Üreticisi.
ATSAMR21E16A-MU Technical Specifications
| Parametre | Şartname |
|---|---|
| Çekirdek | ARM Cortex-M0+ 32-bit |
| Çalışma Frekansı | 48 MHz'e kadar |
| Flash Bellek | 16 KB |
| SRAM | 4 KB |
| Radio Frequency | 2.4 GHz IEEE 802.15.4 |
| Besleme Gerilimi | 1.62 V to 3.63 V |
| Paket | 32-pin QFN (5×5 mm) |
| Çalışma Sıcaklık Aralığı | -40?? C ila +85?? C |
| Power Consumption (Rx) | Approximately 14.5 mA |
| Power Consumption (Tx) | Up to 7 dBm output power |
ATSAMR21E16A-MU Key Features
- Integrated ARM Cortex-M0+ Core: Provides efficient 32-bit processing capability suitable for low-power applications, enabling responsive control and data processing.
- 2.4 GHz IEEE 802.15.4 Radio: Facilitates reliable wireless communication with support for low data rate protocols such as Zigbee, Thread, and proprietary standards, essential for sensor and control networks.
- Düşük Güç Operasyonu: Designed to minimize current consumption in both active and sleep modes, extending battery life in portable and remote devices.
- Compact 32-pin QFN Package: Enables space-saving designs without compromising connectivity or thermal performance, supporting high-density PCB layouts.
- Flexible Memory Configuration: 16 KB Flash memory supports firmware storage for complex applications, while 4 KB SRAM ensures adequate data buffering and stack management.
- Geniş Besleme Voltaj Aralığı: Operates reliably from 1.62 V to 3.63 V, accommodating various power supply schemes and battery chemistries.
- Industrial Temperature Range: Suitable for harsh environments with operation guaranteed between -40??C and +85??C.
ATSAMR21E16A-MU Advantages vs Typical Alternatives
This microcontroller??s combination of an efficient ARM Cortex-M0+ core with an integrated 2.4 GHz IEEE 802.15.4 radio offers superior integration compared to separate MCU and radio modules. Its low power consumption and extended voltage range improve system reliability and battery life. The compact QFN package facilitates miniaturized designs, while built-in memory resources support advanced wireless applications without external components, providing a competitive edge over similar devices.
🔥 En Çok Satan Ürünler
Tipik Uygulamalar
- Wireless sensor networks for industrial automation, providing reliable real-time data communication and low power consumption for extended field operation.
- Smart metering solutions requiring secure, low-power wireless communication to enable remote monitoring and control of utility usage.
- Home and building automation devices such as lighting control, thermostats, and security sensors that benefit from integrated radio and microcontroller functionalities.
- IoT endpoints where compact size, efficient processing, and robust wireless connectivity are critical for scalable deployment.
ATSAMR21E16A-MU Brand Info
The ATSAMR21E16A-MU is part of a family of microcontrollers developed for embedded wireless applications. This product integrates Atmel??s (now Microchip??s) expertise in low-power microcontrollers and RF transceivers into a single, compact solution. It supports industry-standard wireless protocols on the 2.4 GHz band, making it highly suitable for modern connected devices. The device benefits from comprehensive development support, including software libraries and evaluation kits, to accelerate time-to-market.
SSS
What wireless protocols does this microcontroller support?
The integrated 2.4 GHz radio transceiver supports IEEE 802.15.4 standard-compliant protocols such as Zigbee and Thread. This compatibility enables deployment in a variety of wireless mesh networking applications commonly used in IoT and industrial environments.
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What is the typical power consumption in receive and transmit modes?
In receive mode, the device consumes approximately 14.5 mA, while transmit power can reach up to 7 dBm output. These figures reflect the optimized design for low power wireless communication, enabling prolonged battery life in embedded systems.
What package options are available for this device?
This product is offered in a compact 32-pin QFN package measuring 5×5 mm. This form factor supports high-density PCB designs and helps reduce overall device footprint without sacrificing thermal dissipation or connectivity.
📩 Bize Ulaşın
Can this microcontroller operate in industrial temperature ranges?
Yes, the device is rated for operation from -40??C to +85??C, making it suitable for a broad range of industrial and outdoor applications where environmental conditions may be challenging.
Is external memory required to run typical wireless applications?
No external memory is required for most standard wireless applications. The embedded 16 KB Flash memory and 4 KB SRAM provide sufficient capacity for firmware and runtime data, simplifying design and reducing bill of materials costs.
