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ADA4939-1 - (ADA4939-1/-2) Ultralow Distortion Differential ADC Driver

Description

The ADA4939 is a low noise, ultralow distortion, high speed differential amplifier.

It is an ideal choice for driving high performance ADCs with resolutions up to 16 bits from dc to 100 MHz.

Features

  • www. datasheet4u. com Extremely low harmonic distortion.
  • 102 dBc HD2 @ 10 MHz.
  • 83 dBc HD2 @ 70 MHz.
  • 77 dBc HD2 @ 100 MHz.
  • 101 dBc HD3 @ 10 MHz.
  • 97 dBc HD3 @ 70 MHz.
  • 91 dBc HD3 @ 100 MHz Low input voltage noise: 2.3 nV/√Hz High speed.
  • 3 dB bandwidth of 1.4 GHz, G = 2 Slew rate: 6800 V/μs, 25% to 75% Fast overdrive recovery of.

📥 Download Datasheet

Datasheet preview – ADA4939-1

Datasheet Details

Part number ADA4939-1
Manufacturer Analog Devices
File Size 911.21 KB
Description (ADA4939-1/-2) Ultralow Distortion Differential ADC Driver
Datasheet download datasheet ADA4939-1 Datasheet
Additional preview pages of the ADA4939-1 datasheet.

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Full PDF Text Transcription

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Ultralow Distortion Differential ADC Driver ADA4939-1/ADA4939-2 FEATURES www.datasheet4u.com Extremely low harmonic distortion −102 dBc HD2 @ 10 MHz −83 dBc HD2 @ 70 MHz −77 dBc HD2 @ 100 MHz −101 dBc HD3 @ 10 MHz −97 dBc HD3 @ 70 MHz −91 dBc HD3 @ 100 MHz Low input voltage noise: 2.3 nV/√Hz High speed −3 dB bandwidth of 1.4 GHz, G = 2 Slew rate: 6800 V/μs, 25% to 75% Fast overdrive recovery of <1 ns ±0.5 mV typical offset voltage Externally adjustable gain Stable for differential gains ≥2 Differential-to-differential or single-ended-to-differential operation Adjustable output common-mode voltage Single-supply operation: 3.3 V to 5 V FUNCTIONAL BLOCK DIAGRAMS 16 –VS 15 –VS 13 –VS 12 PD 11 –OUT 10 +OUT 9 VOCM –FB 1 +IN 2 –IN 3 +FB 4 ADA4939-1 14 –VS +VS 7 +VS 8 +VS 5 Figure 1.
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