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F1240 Datasheet Dual Channel If Digital Variable Gain Amplifier

Manufacturer: IDT

Overview: Dual Channel IF Digital Variable Gain Amplifier F1240 10MHz to 500MHz.

Datasheet Details

Part number F1240
Manufacturer IDT
File Size 15.37 MB
Description Dual Channel IF Digital Variable Gain Amplifier
Datasheet F1240-IDT.pdf

General Description

The F1240 is a dual channel IF variable gain amplifier for diversity basestation receivers.

Each channel has 31.5dB of total attenuation and a 0.5dB attenuation step.

The device offers significantly better noise and distortion performance than currently available devices.

Key Features

  • Ideal for systems with high SNR requirements.
  • 20dB typical Maximum Gain.
  • 31.5dB gain control range.
  • 6 bit control via serial or parallel control.
  • 0.5dB Gain Steps.
  • Excellent Noise Figure : 4.0dB.
  • NF degrades just 1.3dB @ 10dB below Max Gain.
  • 200Ω Differential Matched Input.
  • 200Ω Differential Matched Output.
  • No termination resistors required.
  • 10MHz.
  • 500MHz frequency range.
  • Ultra-Linear: OIP3 +47dBm typical.
  • Excellent 2nd H.

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