MAX2656EXT-T

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MAX2656EXT-T

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IC RF AMP GPS 1.8GHZ-2GHZ SC70-6

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Spezifikationen

Attribut Wert
Supplier Analog Devices Inc./Maxim Integrated,Rochester Electronics, LLC
Package Tape & Reel (TR),Bulk
ProductStatus Obsolete
Frequency 1.8GHz ~ 2GHz
P1dB -7dBm
Gain 13.5dB
NoiseFigure 1.9dB
RFType GPS, PCS, DCS, WLL
Voltage-Supply 2.7V ~ 5.5V
Current-Supply 12.3mA
TestFrequency 1.96GHz
MountingType Surface Mount
Package/Case 6-TSSOP, SC-88, SOT-363

Übersicht

Description

The MAX2656EXT-T is a low-noise amplifier (LNA) designed for GPS applications, specifically boosting weak GPS signals to a higher level suitable for further processing. It operates in the L1 band, centered around 1575.42 MHz, which is commonly used for GPS signals. Key features include a high gain and low noise figure, which are crucial for enhancing signal reception and improving the sensitivity of GPS receivers. The device is typically housed in a compact package suitable for portable and space-constrained applications, such as smartphones and GPS modules. It offers low power consumption, making it ideal for battery-powered devices. Additionally, the MAX2656EXT-T is designed to operate over a wide temperature range, ensuring reliable performance in various environmental conditions. The LNA also provides stability and good input/output matching, simplifying its integration into RF front-end designs. Overall, the MAX2656EXT-T is a critical component for improving GPS performance in consumer and industrial applications.

Equivalent

The MAX2656EXT-T is a low-noise amplifier (LNA) designed for GPS applications. Equivalent products might include similar LNAs from manufacturers like Analog Devices, NXP, or Skyworks. Specific equivalents might be the Analog Devices ADL5523, NXP's BGU7005, or Skyworks' SKY65605-11. These alternatives should match the gain, noise figure, and frequency range specifications of the MAX2656EXT-T for compatibility in GPS applications. Always compare the datasheets to ensure they meet your design requirements.

Features

The MAX2656EXT-T is a high-performance, low-noise amplifier (LNA) designed primarily for GPS applications. Key features include:
1. Frequency Range: Optimized for GPS applications, it operates in the L1 band (1575.42 MHz).
2. Low Noise Figure: It offers an exceptionally low noise figure, typically around 0.8 dB, which enhances the signal-to-noise ratio and improves receiver sensitivity.
3. High Gain: Provides a high gain of about 19 dB, ensuring strong signal amplification.
4. Low Supply Current: Designed for power efficiency, it typically requires a low supply current of around 3.7 mA, making it suitable for battery-powered devices.
5. Wide Supply Voltage Range: Operates over a wide supply voltage range, typically from 1.6V to 3.6V.
6. Compact Package: Available in a tiny, lead-free SC-70 package, suitable for space-constrained applications.
7. ESD Protection: Offers built-in electrostatic discharge (ESD) protection for enhanced durability.
These features make the MAX2656EXT-T an excellent choice for enhancing GPS signal reception in various portable and fixed-location devices.

Pinout

The MAX2656EXT-T is a low-noise amplifier (LNA) specifically designed for GPS, Galileo, and GLONASS applications. It is particularly used in RF front-end applications to amplify weak signals received by an antenna.
The MAX2656EXT-T comes in a 6-pin SOT23 package. Here is a brief overview of its pin functions:
1. Pin 1 (RF IN): This is the RF input pin where the signal from the antenna is fed into the LNA.
2. Pin 2 (GND): Ground pin, which serves as a common ground reference for the circuit.
3. Pin 3 (SHDN): Shutdown control pin, which enables or disables the amplifier. When this pin is low, the amplifier is in shutdown mode.
4. Pin 4 (VCC): Supply voltage pin, where the DC power is supplied to the device.
5. Pin 5 (BIAS): Biasing pin used for current setting and optimization of performance.
6. Pin 6 (RF OUT): RF output pin where the amplified signal is delivered.
These pins facilitate the amplifier's role in enhancing weak signals from GPS and similar applications.

Manufacturer

The MAX2656EXT-T is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated was a company that specialized in designing, manufacturing, and selling analog and mixed-signal integrated circuits for a wide range of applications, including industrial, communications, consumer, and automotive markets. In 2021, Maxim Integrated was acquired by Analog Devices, Inc., a global leader in high-performance analog technology and digital signal processing. Analog Devices provides solutions for a vast array of industries, focusing on developing innovative products that leverage their expertise in analog, mixed-signal, power management, radio frequency (RF), and digital and sensor technologies.

Application

The MAX2656EXT-T is primarily used in GPS applications. It is a low-noise amplifier designed to enhance weak GPS signals, making it suitable for devices requiring precise location tracking. The device finds application in various areas such as automotive navigation systems, portable GPS devices, and smartphones. Additionally, it's utilized in timing applications where accurate GPS signal reception is critical. Its low power consumption and compact size make it ideal for use in compact, battery-powered devices.

Package

The MAX2656EXT-T is a surface mount device (SMD) available in a 6-pin thin small outline package (TDFN) with dimensions of 1.5 mm x 1.0 mm. This compact package is designed for efficient use of space in RF applications, particularly as a low-noise amplifier.

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