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ADL5331 - 1MHz to 1.2GHz VGA

Datasheet Summary

Description

The ADL5331 is a high performance, voltage-controlled variable gain amplifier/attenuator for use in applications with frequencies up to 1.2 GHz.

Features

  • Voltage-controlled amplifier/attenuator Operating frequency: 1 MHz to 1.2 GHz Optimized for controlling output power High linearity: OIP3 47 dBm @ 100 MHz Output noise floor:.
  • 149 dBm/Hz @ maximum gain Input impedance: 50 Ω Output impedance: 20 Ω Wide gain-control range: 30 dB Linear-in-dB gain control function: 40 mV/dB Single-supply voltage: 4.75 V to 5.25 V.

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Datasheet Details

Part number ADL5331
Manufacturer Analog Devices
File Size 707.77 KB
Description 1MHz to 1.2GHz VGA
Datasheet download datasheet ADL5331 Datasheet
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1 MHz to 1.2 GHz VGA with 30 dB Gain Control Range ADL5331 FEATURES Voltage-controlled amplifier/attenuator Operating frequency: 1 MHz to 1.2 GHz Optimized for controlling output power High linearity: OIP3 47 dBm @ 100 MHz Output noise floor: −149 dBm/Hz @ maximum gain Input impedance: 50 Ω Output impedance: 20 Ω Wide gain-control range: 30 dB Linear-in-dB gain control function: 40 mV/dB Single-supply voltage: 4.75 V to 5.25 V FUNCTIONAL BLOCK DIAGRAM GAIN VPS1 GAIN CONTROL CONTINUOUSLY VARIABLE ATTENUATOR ENBL VPS2 VPS2 VPS2 VPS2 VPS2 ADL5331 COM2 COM1 INHI RFIN INLO COM1 INPUT GM STAGE OUTPUT OPHI (TZ) STAGE OPLO COM2 RFOUT BIAS AND VREF Transmit and receive power control at RF and IF CATV distribution NC IPBS OPBS COM2 COM2 COM2 Figure 1.
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