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ADA4945-1 - Fully Differential ADC Driver

Description

The ADA4945-1 is a low-noise, low-distortion, fully differential amplifier with two selectable power modes.

The device operates over a broad power supply range of 3 V to 10 V.

Features

  • Broad power supply range: 3 V to 10 V.
  • Wide input common-mode voltage range:.
  • VS to +VS.
  • 1.3 V.
  • Rail-to-rail output.
  • Fully specified dual power mode operation.
  • 4 mA full power mode (145 MHz).
  • 1.4 mA low power mode (80 MHz).
  • Full power mode.
  • Low harmonic distortion.
  • 133 dBc HD2 and.
  • 140 dBc HD3 at 1 kHz.
  • 133 dBc HD2 and.
  • 116 dBc HD3 at 100 kHz.
  • Fast settling time.
  • 18-bit: 100 ns.
  • 1.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
Data Sheet ADA4945-1 High Speed, ±0.1 µV/˚C Offset Drift, Fully Differential ADC Driver FEATURES  Broad power supply range: 3 V to 10 V  Wide input common-mode voltage range: −VS to +VS − 1.3 V  Rail-to-rail output  Fully specified dual power mode operation  4 mA full power mode (145 MHz)  1.4 mA low power mode (80 MHz)  Full power mode  Low harmonic distortion  −133 dBc HD2 and −140 dBc HD3 at 1 kHz  −133 dBc HD2 and −116 dBc HD3 at 100 kHz  Fast settling time  18-bit: 100 ns  16-bit: 50 ns  Input voltage noise: 2.
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