TRF7904RGPRG4 RF/IF and RFID

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The TRF7904RGPRG4 is a four-channel, digital radio frequency (RF) receiver designed for use in medium-range applications. The chip is designed to comply with the 2.4GHz IEEE 802.15.4, Bluetooth Low Energy (BLE) and ZigBee standards. The TRF7904RGPRG4 includes an integrated low noise amplifier (LNA), power detector (PD), variable gain amplifier (VGA), and voltage regulator (VRG). It also includes an on-chip clock and data recovery circuitry, a dedicated I/O port for programming, and a synchronous, high-speed data interface.

The TRF7904RGPRG4 offers four channels of RF signal reception that are frequency agile from 2.4 to 4 GHz, allowing for long-range communication over large distances. With a maximum signal strength of -41 dBm, it is ideal for highly sensitive applications such as medical, security, and industrial automation. The receiver also features digital frequency hopping capability and signal detection threshold capabilities, allowing for effective interference rejection and improved signal-to-noise ratios.

The on-chip clock and data recovery circuitry of the TRF7904RGPRG4 allows for improved signal clarity. The dedicated I/O port allows for programming of multiple configurations, such as sensitivity, frequency selection, hop rate, and AGC (automatic gain control). The synchronous, high-speed data interface allows for real-time data streaming and error free signal processing.

The TRF7904RGPRG4 is designed to operate in a wide temperature range of -40°C to +125°C, making it suitable for a variety of environmental conditions. The chip is compliant with all international EMI/EMC regulations, and its low power consumption of less than 5 mA makes it suitable for battery powered applications. The TRF7904RGPRG4 is RoHS compliant and can be used in a variety of RF receiver system designs.

In summary, the TRF7904RGPRG4 is a four-channel, frequency agile, digital RF receiver that operates in the 2.4–4 GHz range. It is designed for long-range communication in highly sensitive applications. The receiver has a low power consumption, wide temperature range, on-board clock and data recovery circuitry, dedicated programming I/O port, and a synchronous high-speed data interface making it an ideal choice for medium-range RF applications.

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