MAX2622EUA+

Series:	--
Packaging:	Tube
Part Status:	Active
Function:	VCO
Frequency:	855MHz ~ 881MHz
RF Type:	European ISM Band
Secondary Attributes:	On-Chip 50 Ohm Output Match
Package / Case:	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Supplier Device Package:	8-uMAX

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RF Misc ICs and Modules

MAX2622EUA+ is an integrated circuit specifically designed for high-frequency analog and digital applications. It is ideal for applications such as cellular phone front-end power amplifiers, cellular repeaters, infrared transmitters, W-CDMA/3G/2G RF power amplifier, and digital-fixed wireless PA. The MAX2622EUA+ is capable of delivering up to 27dB of gain and operating up to 2.7GHz.The MAX2622EUA+\'s primary function is to amplify the input signal to a sufficient level for the desired radio transmission. This is done through a combination of two stages of Class abstract amplification. First, the device amplifies the signal from the low noise amplifier (LNA) stage to the power amplifier (PA) stage. The amplification process is called Envelope Tracking, which allows for optimal energy use throughout the transmission.The MAX2622EUA+ also provides various features to optimize the power amplifier\'s performance. It supports linearization techniques which are used to reduce distortion and improve the output linearity of the device. These techniques include adaptive predistortion, digital pre-distortion (DPD), and digital gain control. Additionally, the MAX2622EUA+ includes a temperature sensor for thermal compensation and a negative temperature coefficient (NTC) to protect the device from over heating.The MAX2622EUA+ is also capable of operating in an automatic gain control (AGC) mode. In this mode the device is able to maintain a consistent output power level, regardless of the input signal level. This helps to keep interference between cells within reasonable limits in wireless systems.Finally, the MAX2622EUA+ includes an integrated PLL circuit to selectively control the gain and attenuation of the signal. This allows the amplifier to be programmed for different frequency bands, making the MAX2622EUA+ very versatile.The MAX2622EUA+ is a beneficial IC for applications requiring a high-frequency, analog and digital, RF amplifier. The device delivers high gain, good linearity, and efficient power consumption, while reducing interference in wireless systems. Moreover, the built in PLL circuit and temperature compensation features provide additional value for the user. It is also well suited for use in cellular phone front-end power amplifiers, cellular repeaters, infrared transmitters, W-CDMA/3G/2G RF power amplifier, and digital-fixed wireless PA.

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