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ADA4961 - RF DGA

Description

The ADA4961 is a high performance, BiCMOS RF digital gain amplifier (DGA), optimized for driving heavy loads out to 2.0 GHz and beyond.

90 dBc IMD3 performance at 500 MHz and

85 dBc at 1.5 GHz.

Features

  • High speed.
  • 3 dB bandwidth: 3.2 GHz.
  • 1 dB bandwidth: 1.8 GHz Slew rate: 12,000 V/μs Digitally adjustable gain Voltage gain:.
  • 6 dB to +15 dB Power gain:.
  • 3 dB to +18 dB 5-bit parallel or SPI bus gain control with fast attack IMD3/HD3 distortion, maximum gain, 5 V, high performance (HP) mode IMD3/HD3 at 1 GHz:.
  • 90 dBc/.
  • 83 dBc IMD3/HD3 at 1.5 GHz:.
  • 85 dBc/.
  • 75 dBc IMD3/HD3 at 2 GHz:.
  • 70 dBc/.
  • 70 dBc Low noise Noise densit.

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Datasheet preview – ADA4961

Datasheet Details

Part number ADA4961
Manufacturer Analog Devices
File Size 716.09 KB
Description RF DGA
Datasheet download datasheet ADA4961 Datasheet
Additional preview pages of the ADA4961 datasheet.

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Full PDF Text Transcription

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Data Sheet Low Distortion, 3.2 GHz, RF DGA ADA4961 FEATURES High speed −3 dB bandwidth: 3.2 GHz −1 dB bandwidth: 1.8 GHz Slew rate: 12,000 V/μs Digitally adjustable gain Voltage gain: −6 dB to +15 dB Power gain: −3 dB to +18 dB 5-bit parallel or SPI bus gain control with fast attack IMD3/HD3 distortion, maximum gain, 5 V, high performance (HP) mode IMD3/HD3 at 1 GHz: −90 dBc/−83 dBc IMD3/HD3 at 1.5 GHz: −85 dBc/−75 dBc IMD3/HD3 at 2 GHz: −70 dBc/−70 dBc Low noise Noise density referred to output (RTO): −154 dBm/Hz Noise figure: 5.5 dB at AV = 15 dB, 1 GHz Differential impedances: 100 Ω input, 50 Ω output Low power mode operation, power-down control Single 3.
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