ATSAMR30G18A-MU

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The ATSAMR30G18A-MU is an RF transceiver IC designed for low-power wireless applications. It uses a 32-bit ARM Cortex-M0+ processor, IEEE 802.15.4 technology, and up to 2.4GHz (2.4 - 2.4835 GHz) IEEE 802.15.4-base Zigbee/Thread compliant communication channels. Its unique extended radio coverage provides low-power operation with fast communication and low duty cycles.

This IC offers flexible implementation of the Zigbee PRO/Thread applications, including mesh networking, home automation, building automation, home health, and several industrial applications such as asset tracking, telemetry, medical device communications, and industrial automation. It supports 128-bit AES encryption to provide secure data communication.

The ATSAMR30G18A-MU supports up to 257 nodes and supports a wireless network manager. It contains an integrated antenna booster, a low-frequency (Frequency Diversity) radio module, an auto-acknowledging feature, and a channel hopping mechanism, which prevent interference in a densely populated wireless network.

The ATSAMR30G18A-MU includes multiple peripherals, such as an ADC, PCM/SBC decoder for voice, two UARTs, SPI, I²C, and GPIO, which make it suitable for most IoT applications. The chip also provides a 100mA power supply rail and passives for the application of external connectors.

In terms of power consumption, the ATSAMR30G18A-MU requires a nominal voltage supply of 1.8V, and it supports energy harvesting features such as VBAT and battery-less exchanges. It employs a power saving mode where it maintains the 800kHz low-frequency clock circuit but the processor is in sleep mode for extremely low-power RF listening operations. During active mode, it supports 48mA average power consumption.

The ATSAMR30G18A-MU employs a CMOS process technology known as Modulated Backgating (MBG), which offers improved robustness and reliability performance. This feature enables the device to withstand interference from reflected signals and crosstalk, providing increased network reliability.

In summarizing the application field and working principle of the ATSAMR30G18A-MU, it can be seen that it is an advanced RF transmitter/receiver IC ICs for low-power wireless communication applications. It uses a 32-bit ARM Cortex-M0+ processor and IEEE 802.15.4 technology to offer secure, fast, and low-power communication. It includes various peripherals, features energy harvesting, and uses the MBG CMOS process technology to make it robust and reliable. The ATSAMR30G18A-MU is suitable for a wide range of IoT applications.

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