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MAX2644EXT+T
+NomenclatureIC AMP BLUETOOTH 2.4GHZ SC70-6
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FabricantAnalog Equipment GmbH / intégration Maxim
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Pièce fabricant #MAX2644EXT+T
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Package 6-TSSOP, SC-88, SOT-363
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En stock6793
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Spécifications
| Attribut | Valeur |
| Supplier | Rochester Electronics, LLC |
| Package | Bulk |
| ProductStatus | Obsolete |
| Frequency | 2.4GHz ~ 2.5GHz |
| P1dB | -13dBm |
| Gain | 17dB |
| NoiseFigure | 2dB |
| RFType | Bluetooth, WLAN |
| Voltage-Supply | 2.7V ~ 5.5V |
| Current-Supply | 2.7mA ~ 7mA |
| TestFrequency | 2.45GHz |
| MountingType | Surface Mount |
| Package/Case | 6-TSSOP, SC-88, SOT-363 |
Présentation
Description
The MAX2644EXT+T comes in a small SOT23 package, making it ideal for space-constrained applications. Its design includes on-chip output matching, which simplifies integration into existing systems and reduces the need for additional external components. The amplifier also features a shutdown mode, activated by a control pin, allowing for power savings when the device is not in use. Overall, the MAX2644EXT+T is valued for its performance in enhancing signal reception in GPS modules and other RF communication systems.
Equivalent
1. Skyworks SKY65605-21: A low-noise amplifier for GPS/GNSS applications.
2. Qorvo TQP3M9035: A general-purpose LNA suitable for various frequency bands.
3. Analog Devices HMC374LC3B: A wideband low-noise amplifier.
4. Broadcom MGA-62563: An LNA for GPS applications.
Always verify specifics like frequency range, gain, and noise figure to ensure compatibility.
Features
1. Low Noise Figure: It offers a noise figure as low as 0.9 dB, enhancing signal reception sensitivity.
2. High Gain: Provides a high gain of 19.1 dB, improving signal strength for weak GPS signals.
3. Low Supply Current: The device operates with a low supply current of approximately 3.3 mA, making it energy efficient.
4. Single-Supply Voltage: It requires a single supply voltage of 2.7V to 5.5V, offering flexibility in design.
5. Input and Output Matching: The MAX2644EXT+T is internally matched to 50 ohms at the input and output, simplifying integration into circuits.
6. Compact Package: It is available in a small SOT23-6 package, making it suitable for space-constrained applications.
7. High IP3: The device features a high input third-order intercept point (IP3) of -1.5 dBm, enhancing linearity and performance in RF environments.
These features make it ideal for improving the performance of GPS receivers.
Pinout
Here is a brief overview of its pin functions:
1. RF IN (Pin 1): This is the radio frequency input pin where the signal to be amplified is fed into the device.
2. GND (Pin 2): Ground pin, providing a return path for biasing and RF signals.
3. VCC (Pin 3): Power supply pin, where the operating voltage is supplied to the amplifier.
4. SHDN (Pin 4): Shutdown pin used to enable or disable the amplifier. A low voltage level typically shuts down the device to save power.
5. GND (Pin 5): Another ground pin, ensuring adequate grounding and stability.
6. RF OUT (Pin 6): The amplified RF signal is output through this pin.
These pin functions support the amplifier's role in enhancing weak signals while maintaining low noise, making it suitable for improving the sensitivity of GPS and other wireless systems.