General Description

The MAX4178/MAX4278 are ±5V, wide-bandwidth, fast settling, closed-loop buffers featuring high slew rate, high precision, high output current, low noise, and low differen tial gain and phase errors. The MAX4178, with a -3dB bandwidth of 330MHz, is preset for unity voltage gain (0dB). The MAX4278 is preset for a voltage gain of +2 (6dB) and has a 310MHz -3dB bandwidth.

Features

♦ High Speed:

   330MHz -3dB Bandwidth (MAX4178)

   310MHz -3dB Bandwidth (MAX4278)

   250MHz Full-Power Bandwidth (VOUT = 2Vp-p)

   150MHz 0.1dB Flatness Bandwidth

   1300V/µs Slew Rate (MAX4178)

   1600V/µs Slew Rate (MAX4278)

♦ Low Differential Phase/Gain Error: 0.01°/0.04%

♦ 8mA Supply Current

♦ 1µA Input Bias Current

♦ 0.5mV Input Offset Voltage

♦ 5nV/√Hz Input-Referred Voltage Noise

♦ 2pA/√Hz Input-Referred Current Noise

♦ 1.0% Max Gain Error with 100Ω Load

♦ Short-Circuit Protected

♦ 8000V ESD Protection

♦ Available in Space-Saving SOT23 Package

Applications

  Broadcast and High-Definition TV Systems

  Video Switching and Routing

  High-Speed Cable Drivers

  Communications

  Medical Imaging

  Precision High-Speed DAC/ADC Buffers