MAX2665EWS+T

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Frequency:	75MHz ~ 230MHz
P1dB:	-11dBm
Gain:	15.1dB
Noise Figure:	1.1dB
RF Type:	VHF
Voltage - Supply:	2.4 V ~ 3.5 V
Current - Supply:	3.3mA
Test Frequency:	150MHz
Package / Case:	4-WFBGA, WLBGA
Supplier Device Package:	4-WLP (0.84x0.84)

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RF Amplifiers: MAX2665EWS+T application field and working principle

RF amplifiers are electronic devices that are used to increase the power level of a weak signal received. The MAX2665EWS+T is a low-power RF amplifier IC designed for Wireless Personal area networks (WPAN) applications, including Bluetooth, IEEE 802.15.4, and ZigBee. The device is one of the few RF amplifiers in its class that offers a single-ended input and output configuration. This makes it suitable for use in more compact systems.

The MAX2665EWS+T Features:

The MAX2665EWS+T offers high input and output impedance, low noise figure and improved linearity, making it suitable for a number of high-performance applications such as short range wireless products and high-end audio systems. With a low-noise amplifier (LNA) input stage and bypassable gain block, the MAX2665EWS+T has an operating range of 2.400 to 2.485 GHz and a temperature range of -40 to +85⁰C. An integrated power detection circuit can help optimize power consumption for battery-powered applications.

The MAX2665EWS+T Applications:

As a result of its wide operating frequency range and low power consumption the MAX2665EWS+T is used in applications including wireless systems, femtocells, Bluetooth and ZigBee modules, ISM applications such as home and industrial automation, industrial control systems, medical systems, and audio systems.

Working Principle of the MAX2665EWS+T:

The MAX2665EWS+T works by amplifying, filtering and frequency converting a weak RF signal. The device uses an LNA stage to amplify the incoming RF signal. That signal is then filtered and frequency converted using a mix of up and down conversion blocks. The resulting signal is then routed through a bypassable gain block and an output filter. The amplitude of the output signal is adjusted via a programmable gain stage. Finally, the output signal is filtered for noise suppression and sent to the output.

Conclusion:

The MAX2665EWS+T is a high performance RF amplifier designed for a wide variety of applications. It has a wide operating frequency range, low noise figure and improved linearity, making it suitable for even the most demanding applications. Its small size and low power requirements also make it a great choice for power-sensitive applications such as wireless systems and home automation.

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