SI4752-A10-GMR

Current - Receiving:	--
Supplier Device Package:	32-QFN (5x5)
Package / Case:	32-VFQFN Exposed Pad
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply:	2.7 V ~ 5.5 V
Features:	--
Antenna Connector:	PCB, Surface Mount
Memory Size:	--
Data Interface:	PCB, Surface Mount
Series:	--
Applications:	General Purpose
Modulation or Protocol:	AM, FM, SW-LW
Data Rate (Max):	--
Sensitivity:	--
Frequency:	520kHz ~ 1.71MHz, 64MHz ~ 108MHz
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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RF Receivers - SI4752-A10-GMR Application Field and Working Principle

Radio frequency (RF) receivers are electronic components that detect and demodulate radio signals. They are used to receive and process radio signals transmitted from remote sources. In this article, we will focus on the application field and working principle of SI4752-A10-GMR, a type of RF receiver.

Overview of SI4752-A10-GMR

SI4752-A10-GMR is a single-chip digital tuner with low power consumption and high linearity. It is an improved version of its predecessor, the first generation SI4752-A, and can support 3V-5V operation. It is manufactured by Silicon Laboratories, a semiconductor company based in Austin, Texas. The SI4752-A10-GMR is ideal for applications such as digital TVs, radio receivers, satellite receivers, and set-top boxes.

Types of Applications

The SI4752-A10-GMR can be used in a range of applications, including digital TVs, radio receivers, satellite receivers, and set-top boxes. It can also be used in embedded or portable systems to receive audio signals from remote sources. For example, it can be used in automotive audio systems to receive audio signals from a satellite radio or other external sources.

Operating Frequency Range

The SI4752-A10-GMR operates in a frequency range of 54-2400MHz. This wide operating range gives it the capability to receive signals from a variety of sources, including terrestrial television broadcasts, satellite broadcasts, FM radio, and other sources. Furthermore, the device features a low-power consumption design and high linearity, which makes it ideal for a variety of applications.

Working Principle

The SI4752-A10-GMR works by detecting and demodulating radio signals. It consists of an RF pre-amplifier, a mixer, an IF amplifier, and a demodulator. The RF pre-amplifier amplifies the received signal, the mixer down converts the signal to an intermediate frequency, the IF amplifier amplifies the signal to a usable level, and the demodulator extracts the information from the modulated signal.

Noise Performance

The SI4752-A10-GMR features a low-noise amplifier that provides excellent noise performance. This reduces the interference from unwanted signals, which ensures that the signal remains as clear and accurate as possible. The device also has an adjustable noise cancellation system, allowing the user to set the level of noise cancellation they require.

Conclusion

In conclusion, the SI4752-A10-GMR is a single-chip radio frequency receiver with an excellent operating frequency range, low-power consumption design, and high linearity. It can be used in a range of applications, such as digital TVs, satellite receivers, radio receivers, and set-top boxes, and features excellent noise performance.

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