National Semiconductor | High-performance Analog


 LM7131   

Tiny High Speed Single Supply Operational Amplifier [Discontinued]
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Features

  • Tiny SOT23-5 package saves space-typical circuit layouts take half the space of SO-8 designs.
  • Guaranteed specs at 3V, 5V, and ±5V supplies
  • Typical supply current 7.0 mA at 5V, 6.5 mA at 3V
  • 4V output swing with +5V single supply
  • Typical total harmonic distortion of 0.1% at 4 MHz
  • 70 MHz Gain-Bandwidth Product
  • 90 MHz −3 dB bandwidth at 3V and 5V, Gain = +1
  • Designed to drive popular video A/D converters
  • 40 mA output can drive 50Ω loads
  • Differential gain and phase 0.25% and 0.75° at AV = +2
  • Description

    The LM7131 is a high speed bipolar operational amplifier available in a tiny SOT23-5 package. This makes the LM7131 ideal for space and weight critical designs. Single supply voltages of 3V and 5V provides good video performance, wide bandwidth, low distortion, and high PSRR and CMRR. This makes the amplifier an excellent choice for desktop and portable video and computing applications. The amplifier is supplied in surface mount 8-pin and tiny SOT23-5 packages.

    Tiny amplifiers are so small they can be placed anywhere on a board close to the signal source or next to an A-to-D input. Good high speed performance at low voltage makes the LM7131 a preferred part for battery powered designs.


    Applications

  • Driving video A/D converters
  • Video output for portable computers and PDAs
  • Desktop teleconferencing
  • High fidelity digital audio
  • Video cards
  • Also Recommended
    LMH6642LMH Replacement For Discontinued LM7131

    Connection Diagram
    click for larger image



    Typical Performance
    click for larger image


    Datasheets
    TitleSizeDateOther
    Language
    LM7131 Tiny High Speed Single Supply Operational Amplifier699
    Kbytes
    4-Oct-11日本語  

    Obsolete Versions
    Obsolete PartAlternate Part or SupplierSourceLast Time Buy Date
    LM7131ACM
    NONE
    NONE
    03 Sep 2002
    LM7131ACM5
    NONE
    NONE
    04 Mar 2003
    LM7131ACM5X
    NONE
    NONE
    04 Mar 2003
    LM7131ACMX
    NONE
    NONE
    03 Sep 2002
    LM7131ACN
    NONE
    NONE
    06 Sep 2000
    LM7131BCM
    NONE
    NONE
    03 Sep 2002
    LM7131BCM5
    NONE
    NONE
    04 Mar 2003
    LM7131BCM5X
    NONE
    NONE
    04 Mar 2003
    LM7131BCMX
    NONE
    NONE
    03 Sep 2002
    LM7131BCN
    NONE
    NONE
    06 Sep 2000
    LM7131IM
    NONE
    NONE
    03 Sep 2002
    LM7131IMX
    NONE
    NONE
    03 Sep 2002
    LM7131IN
    NONE
    NONE
    03 Sep 2002

    [Information as of 9-Feb-2012]