TDA7541BWTR RF/IF and RFID

Current - Receiving:	48mA
Supplier Device Package:	64-LQFP (10x10)
Package / Case:	64-LQFP
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply:	7.7 V ~ 9 V
Features:	--
Antenna Connector:	PCB, Surface Mount
Memory Size:	--
Data Interface:	PCB, Surface Mount
Series:	--
Applications:	Automotive Audio
Modulation or Protocol:	AM, FM
Data Rate (Max):	--
Sensitivity:	--
Frequency:	--
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Introduction to RF Receivers

Radio Frequency (RF) receivers are electronic components which are employed to receive electromagnetic signals in the radio frequency spectrum. This spectrum ranges from around 30kHz to 300GHz, and these signals contain information which can be extracted through various methods of demodulation. RF receivers are commonly found in many everyday technologies such as mobile phones, wireless networks, digital television signals, remote radios, and satellite-based navigation systems.

TDA7541BWTR Application Field and Working Principle

The TDA7541BWTR is a high performance 6-channel RF receiver designed to receive and demodulate broadband signals from DVB-T systems. This chip has been developed using the latest CMOS technology, and the 6 channels are identical in structure and performance. The TDA7541BWTR has two gain stages for each channel, enabling it to receive signals up to 10mW without clipping or distortion.The basic function of the TDA7541BWTR is to receive and demodulate the DVB-T signal, and then decode the information contained within the signal. This information includes audio, video, and teletext data. The TDA7541BWTR has a high input sensitivity, allowing it to receive low-power signals and also boost weak signals. The chip is able to receive signals over a frequency range of 6MHz-7GHz, and has an automatic gain control (AGC) feature to ensure optimum signal levels.The TDA7541BWTR is normally used in conjunction with a tuner to achieve low-cost solutions. On its own, the chip does not require external components for operation, however, it is often used in conjunction with filters, amplifiers, and other devices.The TDA7541BWTR is designed to be used in various applications such as automotive infotainment systems, portable media players, Windows Media Center systems, and communication devices. The chip is also widely used in the production of consumer electronics, such as TV receivers, digital set-top boxes, and HDD Recorder tuners.

Conclusion

The TDA7541BWTR is a high performance 6-channel RF receiver designed for applications such as automotive infotainment systems, portable media players, Windows Media Center systems, and communication devices. The chip is able to receive a wide range of frequencies from 6MHz-7GHz, and has an automatic gain control feature. The TDA7541BWTR is normally used in conjunction with a tuner to achieve low-cost solutions, and it can also work with external components such as filters, amplifiers, and other devices in order to further boost its performance.

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