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ATSAMR21E19A-MFT
+StücklisteIC RF TXRX+MCU ISM>1GHZ 32QFN
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HerstellerMikrochip-Technologie
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Herstellerteil #ATSAMR21E19A-MFT
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Datenblatt ATSAMR21E19A-MFT DataSheet
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Spezifikationen
| Attribut | Wert |
| Part Status | Active |
| Type | TxRx + MCU |
| RF Family / Standard | General ISM > 1GHz |
| Modulation | O-QPSK |
| Frequency | 2.4GHz |
| Data Rate (Max) | 250kbps |
| Power - Output | 4dBm |
| Sensitivity | -99dBm |
| Memory Size | 768kB Flash, 32kB SRAM |
| Serial Interfaces | I2C, SPI, UART, USART, USB |
| Voltage - Supply | 2.35V ~ 3.6V |
| Current - Receiving | 11.3mA ~ 11.8mA |
| Current - Transmitting | 7.2mA ~ 13.8mA |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package / Case | 32-VFQFN Exposed Pad |
| Supplier Device Package | 32-QFN (5x5) |
| Base Product Number | ATSAMR21 |
| Digi Key Programmable | Not Verified |
| GPIO | 16 |
Übersicht
Description
A notable feature is its integrated IEEE 802.15.4 transceiver, which supports wireless communication protocols like Zigbee and 6LoWPAN, facilitating robust and secure wireless networking capabilities. It includes a range of peripherals such as SERCOM modules for flexible serial communication, ADC for analog signal processing, and timers for precise control of time-dependent processes.
The device is designed with various power-saving modes, making it suitable for energy-efficient applications. With its compact dimensions and rich set of features, the ATSAMR21E19A-MFT is ideal for developers looking to create innovative and reliable connected solutions for smart home, industrial, and wearable applications.
Equivalent
1. Silicon Labs EFR32MG Series: Offers Zigbee and Thread connectivity with similar microcontroller capabilities.
2. Nordic Semiconductor nRF52832: Provides Bluetooth LE and ANT capabilities with a comparable microcontroller.
3. Texas Instruments CC2652R: Supports Zigbee, Thread, and Bluetooth 5 with a Cortex-M4 core.
These alternatives depend on specific application requirements like RF frequency, protocol, and power usage.
Features
1. ARM Cortex-M0+ Core: Operating at up to 48 MHz, offering efficient processing for various applications.
2. Memory: Equipped with 256KB of Flash memory and 32KB of SRAM for storage and data handling.
3. RF Transceiver: Supports IEEE 802.15.4, suitable for low-power wireless communication, including Zigbee and Thread protocols.
4. Low Power Consumption: Designed for energy efficiency, making it ideal for battery-powered devices.
5. Peripheral Interfaces: Includes multiple serial communication options (SPI, I2C, UART), ADC, DAC, and timers.
6. Security: Features such as AES encryption to support secure data handling.
7. Package and Operating Range: Available in a QFN package, suitable for compact designs, with an operating temperature range from -40°C to +85°C, making it robust for various environments.
Overall, it is optimized for IoT and embedded applications needing wireless communication coupled with low power consumption.
Pinout
- Pin Count: The ATSAMR21E19A-MFT comes in a 32-pin package.
- Key Functions:
- Microcontroller Core: 32-bit ARM Cortex-M0+ core, operating at up to 48 MHz.
- Memory: 256 KB of Flash memory and 32 KB of SRAM.
- RF Transceiver: Supports 2.4GHz IEEE 802.15.4, suitable for Zigbee and other RF communications.
- Peripherals: Includes USART, SPI, I2C, ADC, DAC, and timers. It also features several GPIO pins for interfacing with external components.
- Low Power: Features several low-power modes for energy-efficient applications.
This device is suitable for wireless applications, especially those requiring Zigbee or similar communication protocols. It offers an integrated solution combining processing and RF capabilities.