SI4704-D60-GM

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RF receivers are electronic circuits used to pick up and amplify signals from remote sources. The SI4704-D60-GM is a compact RF receiver module that is used for a wide range of applications. It is designed with a low-power CMOS integrated circuit (IC) with a low voltage supply, allowing it to be powered with small, battery-powered devices like medical and agricultural sensors and wireless home automation systems.

The SI4704-D60-GM offers high-performance reception over an extremely wide frequency range of 84–108MHz. This allows the module to pick up FM signals from a variety of broadcast sources, including AM and VHF radio sources and FM television. It has a sensitivity specification of 8db in FM mono mode and is capable of detecting signals with noise levels as low as –110dBm.

The SI4704-D60-GM also features a high-quality stereo output. This provides separate left and right audio outputs, allowing for more accurate reproduction of stereo audio with minimal crosstalk. The design also includes selectable bass boost and a low-noise amplifier (LNA) with a noise figure of 2.7dB.

The module’s working principle is based on direct conversion technology. This is achieved by a signal pre-amplifier and a wideband IF amplifier, followed by a frequency discriminator. The frequency discriminator converts the weak incoming signal and output a base-band signal. This base-band signal is then applied to the demodulation unit to finally recover the original data.

The wide range of applications of the SI4704-D60-GM includes portable radios, remote control receivers, wireless audio and data transmitting systems, and navigation systems. In addition, the module is highly customizable and can be adapted to different applications, such as a car audio system, a portable media player, or a digital radio.

With its high sensitivity, low-power CMOS design, and wide frequency range, the SI4704-D60-GM is a reliable and versatile RF receiver module that is used for a variety of applications. It provides optimum reception performance over a large frequency range and is suitable for use in low-power, battery-powered devices.

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