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THS4511 Datasheet FULLY-DIFFERENTIAL AMPLIFIER

Manufacturer: Texas Instruments

General Description

The THS4511 is a wideband, fully-differential operational amplifier designed for single-supply 5-V data-acquisition systems.

It has very low noise at 2 nV/√Hz, and extremely low harmonic distortion of –72 dBc HD2 and –87 dBc HD3 at 70 MHz with 2 VPP, G = 0 dB, and 200-Ω load.

Slew rate is very high at 4900 Vµs and with settling time of 3.3 ns to 1% (2 V step) it is ideal for pulsed applications.

Overview

THS4511 www.ti.com SLOS471E – SEPTEMBER 2005 – REVISED NOVEMBER 2009 WIDEBAND, LOW-NOISE, LOW-DISTORTION, FULLY-DIFFERENTIAL AMPLIFIER Check for Samples:.

Key Features

  • 1.
  • 2 Fully-Differential Architecture.
  • Common-Mode Input Range Includes the Negative Rail.
  • Unity-Gain Stable.
  • Bandwidth: 1.6 GHz (Gain = 0 dB).
  • Slew Rate: 4900 V/µs.
  • 1% Settling Time: 3.3 ns.
  • HD2:.
  • 72 dBc at 70 MHz.
  • HD3:.
  • 87 dBc at 70 MHz.
  • OIP2: 76 dBm at 70 MHz.
  • OIP3: 42 dBm at 70 MHz.
  • Input Voltage Noise: 2 nV/√Hz (f > 10 MHz).
  • Noise Figure: 21.8 dB (50-Ω System, G = 6 dB).