MAX2391ETI+T RF/IF and RFID

RF Receivers

The MAX2391ETI+T IC is a high-performance RF receiver targeted for a variety of applications. It supports the frequency ranges from 32MHz to 950MHz, feature a low power high-efficiency architecture and possess a sensitivity of –117dBm for a 12dB SINAD. The MAX2391ETI+T IC incorporates several features such as on-chip LNA, mixers, amplifiers, and LO buffer, require only an external filter, and two other external components making it a simple and cost-effective solution for various RF receivers.

Application Field and Working Principle

The MAX2391ETI+T IC is capable of operation in a variety of applications and has an adjustable operating frequency ranging from 32MHz to 950MHz. It is suitable for applications such as cellular infrastructure, TV broadcasting, SATCOM, and land mobile radios. The MAX2391ETI+T IC offers exceptional performance for an RF receiver with an SINAD of better than 12dB, while consuming a minimal amount of current. It also features low VDD operations while keeping a low phase noise, which improves the operating range of any RF receiver.

The working principle of the MAX2391ETI+T IC is quite simple. It utilizes a low power low-noise architecture to convert RF signals into an IF signal. The IC includes on-chip LNA, mixers, amplifiers, and LO buffer to help improve performance while consuming minimum power. The IC is also equipped with an analog-to-digital converter which helps in the digitalization of the IF signal and further enhances its performance. The digitalized IF signal can then be interfaced to the digital processing block of any system for further processing.

Conclusion

The MAX2391ETI+T IC is a simple yet reliable solution for an RF receiver, it is cost effective, consume low power, feature a low noise architecture, and can be adjusted to any desired frequency. The IC also has an integrated analog-to-digital converter which helps in digitalization of the IF signal for further processing. The MAX2391ETI+T IC can be a suitable solution for various applications such as TV broadcasting, cellular infrastructure, land mobile radio, and SATCOM.