• LM208AH TO99-8
LM208AH TO99-8


Operational Amplifiers - Op Amps


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  • Part Number : LM208AH

  • Package/Case : TO99-8

  • Brands : Texas Instruments

  • Components Categories : Operational Amplifiers

  • Datesheet : LM208AH DataSheet (PDF)

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Overview of LM208AH

The LM208AH is a high-speed quad operational amplifier IC designed for precision analog applications. This IC features four independent op-amps in a single package, offering high performance and accuracy for a wide range of operational amplifier circuits.


(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • OUT1: Output for Op-Amp 1
  • IN-: Inverting Input for Op-Amp 1
  • IN+: Non-Inverting Input for Op-Amp 1
  • VCC+: Positive Power Supply
  • VCC-: Negative Power Supply
  • OUT2: Output for Op-Amp 2
  • IN-: Inverting Input for Op-Amp 2
  • IN+: Non-Inverting Input for Op-Amp 2
  • OUT3: Output for Op-Amp 3
  • IN-: Inverting Input for Op-Amp 3
  • IN+: Non-Inverting Input for Op-Amp 3
  • OUT4: Output for Op-Amp 4
  • IN-: Inverting Input for Op-Amp 4
  • IN+: Non-Inverting Input for Op-Amp 4

Circuit Diagram

Include a detailed circuit diagram illustrating the connections and operation of the LM208AH IC for a comprehensive visual representation.

Key Features

  • High-Speed Operation: The LM208AH offers high slew rate and bandwidth, making it suitable for high-frequency applications.
  • Low Input Offset Voltage: This IC provides low input offset voltage for precise signal amplification and processing.
  • Low Noise: With low input noise, the LM208AH ensures accurate and clear signal amplification in noise-sensitive applications.
  • Wide Supply Voltage Range: Operates on a wide supply voltage range, offering flexibility in various analog circuit designs.
  • Unity-Gain Stable: The LM208AH is unity-gain stable, allowing for stable operation in unity-gain buffer applications.

Note: For detailed technical specifications, please refer to the LM208AH datasheet.


  • Signal Conditioning: Ideal for signal conditioning applications requiring precision amplification and filtering.
  • Instrumentation Amplifiers: Suitable for use in precision instrumentation amplifiers for accurate signal processing.
  • Active Filters: Used in active filter designs for signal processing and frequency response shaping.


The LM208AH consists of four high-speed operational amplifiers that provide accurate and reliable analog signal processing capabilities. It is designed to meet the demands of precision analog circuitry in various applications.

Usage Guide

  • Power Supply: Connect VCC+ and VCC- to the positive and negative power supplies, respectively.
  • Input Connections: Input the signal to be amplified to the respective non-inverting and inverting input pins.
  • Output Connections: Obtain the amplified output signal from the corresponding output pins of each op-amp.

Frequently Asked Questions

Q: Is the LM208AH unity-gain stable?
A: Yes, the LM208AH is unity-gain stable, ensuring stable operation in unity-gain configurations.


For alternatives with similar functionalities, consider the following:

  • LM324: A quad operational amplifier IC offering similar precision and functionality to the LM208AH.
  • LT1490: This precision quad op-amp from Linear Technology provides high performance in precision analog applications.



The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category Operational Amplifiers - Op Amps Mounting Style Through Hole
Package / Case TO-99-8 Number of Channels 1 Channel
Supply Voltage - Max +/- 20 V SR - Slew Rate 300 mV/us
Vos - Input Offset Voltage 500 uV Supply Voltage - Min +/- 2 V
Minimum Operating Temperature - 25 C Maximum Operating Temperature + 85 C
Ib - Input Bias Current 2 nA Operating Supply Current 600 uA
Shutdown No Shutdown en - Input Voltage Noise Density 30 nV/sqrt Hz
Amplifier Type General Purpose Amplifier Brand Texas Instruments
Dual Supply Voltage +/- 3 V, +/- 5 V, +/- 9 V, +/- 12 V, +/- 15 V, +/- 18 V Height 4.7 mm
In - Input Noise Current Density 0.1 pA/sqrt Hz Length 9.14 mm
Maximum Dual Supply Voltage +/- 20 V Minimum Dual Supply Voltage +/- 2 V
Pd - Power Dissipation 500 mW (1/2 W) Product Type Op Amps - Operational Amplifiers
Subcategory Amplifier ICs Supply Type Dual
Technology Bipolar Type General Purpose Amplifiers
Voltage Gain dB 109.54 dB Width 9.14 mm

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