SKY77458-11

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
RF Type:	EUTRAN, LTE
Frequency:	880MHz ~ 915MHz, 925MHz ~ 960MHz
Features:	--
Package / Case:	16-SMD Module
Supplier Device Package:	Module

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RF Front End (LNA + PA):
The SKY77458-11 is an high performance, wideband, low noise and power consumption RF front-end module based on the combination of low noise amplifier (LNA) and power amplifier (PA). It is developed to support a variety of wireless communication applications, including WLAN, WiMAX, LTE, and Zigbee. The device operates in the frequency range between 450MHz and 2700MHz, making it ideal for applications in industrial, scientific, and medical (ISM), and cellular networks.
The module consists of two main components - a transmitter and a receiver. The transmitter is made up of a low noise amplifier (LNA), an impedance matching network (IMN), and a power amplifier (PA). It is designed to provide a signal gain of up to 15dB, while consuming only 6.5mA of current. The module also includes a power optimization circuit, which enables the transmitter to lower the power consumption in areas of high signal-to-noise ratio (SNR).
The receiver is made up of a low noise amplifier (LNA), a conditioning circuit, and a variable gain amplifier (VGA). It is designed to provide a signal gain of up to 40dB, while consuming only 9.5mA of current. It also features an automatic gain control (AGC) circuit, which allows the receiver to adjust the gain in order to maintain a constant SNR over the entire input voltage range.
The SKY77458-11 module is designed to operate in multi-mode environments, meaning that it can be used in both GSM and UMTS networks. It also features short circuit protection, which prevents damage to the module by limiting the output power to safe levels in case of a short circuit. The device also includes a tracking function, so that the transmission power can be tracked under changing conditions. The signal-to-noise ratio (SNR) of the module can reach an impressive 70dB.
The SKY77458-11 is a versatile and efficient front-end module for RF communication systems. It is designed to meet the complex needs of modern wireless devices, while still maintaining low power consumption and high performance. It is an ideal solution for a wide variety of applications, from mobile phones to automotive telematics.

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