ATMEGA128RFR2-ZUR RF/IF and RFID

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Atmel Corporation releases a wide range of RF transceiver ICs designed for embedded applications. Among them is the ATMEGA128RFR2-ZUR, an advanced IC with superior radio reception and transmit performance. With its increased operating temperature range and greater RF robustness, this IC is ideal for applications that need reliable and robust wireless communication links like in audio, audio control, real time location and tracking, and asset management systems.

The ATMEGA128RFR2-ZUR provides air protocol support for Zigbee®, Home Automation, Thread and Open/IPM mesh networks. It also supports various consumer products for wireless home automation, remote control and sensor applications.

This device is designed to operate in a band of 868/915 MHz ISM frequencies. It has on-board filters for improved selectivity, high input third order intercept point (IIP3), and programmable transmitter power of up to +12.2 dBm. The chip’s reference frequency is 32.768 kHz with a crystal oscillator, making it ideal for a huge range of applications.

The ATMEGA128RFR2-ZUR offers improved covering distances with an output power of +12.2 dBm and an incredible receiver sensitivity of up to -140 dBm. It also has low consumption with 4.5V supply voltage and sleep current consumption of up to 5.6uA.

This IC has numerous features that make it suitable for a small number of embedded applications. These include an internal 32 kHz oscillator and 16 bit Timer/Counter, high speed SPI and USART, a 10 bit ADC with selectable input channels, up to 18 GPIO, so they can be used to control other peripherals, and 256 bytes of RAM.

In terms of design, the ATMEGA128RFR2-ZUR chip is very flexible and provides excellent support for customising the radio performance to achieve the desired application requirements. It has adjustable output power, channel selection and bitrate adjustments as well as The On-Chip Oscillator (TCXO) for enhanced frequency accuracy.

The chip also offers a highly integrated programmable radio frequency (RF) transceiver that supports Open/IPM and Thread-based mesh networks in addition to ZigBee and Home Automation protocols. It has an optimized 802.15.4 physical layer (PHY) with channel-hopping technology to reduce the collision probability. The Zigbee/Home Automation ready network stack supports user configurations, device and systems parameters. The chip also offers an improved signal-to-noise ratio for more reliable and error-free data transmission.

The ATMEGA128RFR2-ZUR is designed to provide a cost-effective solution for applications that require a superior RF transceiver. The chip is built with a low-power architecture and offers several features for efficient transmission, improved range, and reliability of signal.

In conclusion, the ATMEGA128RFR2-ZUR is an advanced RF transceiver IC for low-power embedded applications such as audio control, asset management, location and tracking, and home automation. Its features provide unbeatable RF performance, low power consumption, small form factor, and integrated on-chip oscillators for improved frequency accuracy. This makes the ATMEGA128RFR2-ZUR an ideal choice for a wide range of wireless application needs.

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