• TL074MJB CDIP-16


Op Amp Quad Low Noise Amplifier ±15V/30V 14-Pin CDIP Tube


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  • Part Number : TL074MJB

  • Package/Case : CDIP-16

  • Brands : TI

  • Components Categories : Operational Amplifiers

  • Datesheet : TL074MJB DataSheet (PDF)

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Overview of TL074MJB

The TL074MJB is a quad JFET-input operational amplifier IC designed for precision analog signal processing applications. With four independent high-impedance JFET input stages, this IC offers low input bias and offset currents, making it ideal for high-accuracy amplifier circuits.


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

  • IN1-: Inverting input terminal for amplifier 1
  • IN1+: Non-inverting input terminal for amplifier 1
  • VCC+: Positive power supply
  • IN2+: Non-inverting input terminal for amplifier 2
  • IN2-: Inverting input terminal for amplifier 2
  • VCC-: Negative power supply
  • OUT1: Output terminal for amplifier 1
  • OUT2: Output terminal for amplifier 2
  • NC: No connection
  • IN3-: Inverting input terminal for amplifier 3
  • IN3+: Non-inverting input terminal for amplifier 3
  • NC: No connection
  • OUT3: Output terminal for amplifier 3
  • IN4+: Non-inverting input terminal for amplifier 4
  • IN4-: Inverting input terminal for amplifier 4
  • NC: No connection

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the TL074MJB IC for a visual representation.

Key Features

  • Quad JFET-Input Op-Amp: Provides four independent operational amplifiers with JFET input stages for high input impedance.
  • Precision Performance: Offers low input bias current and offset voltage for precise analog signal processing.
  • Wide Supply Voltage Range: Operates with a supply voltage range of +/-5V to +/-18V, suitable for various analog applications.
  • High Slew Rate: Features a high slew rate for fast signal response and amplification.
  • Low Noise: The TL074MJB delivers low noise performance, ensuring clean signal amplification.

Note: For detailed technical specifications, please refer to the TL074MJB datasheet.


  • Audio Amplification: Ideal for audio amplifier circuits requiring low noise and high precision.
  • Signal Conditioning: Suitable for signal conditioning and filtering in sensor interface circuits.
  • Instrumentation Amplifiers: Used in instrumentation amplifier designs for accurate signal amplification.


The TL074MJB is a quad JFET-input operational amplifier IC that provides precise and low-noise signal amplification capabilities. It is suitable for a wide range of analog signal processing applications requiring high accuracy.

Usage Guide

  • Power Supply: Connect VCC+ and VCC- to the positive and negative power supplies, respectively.
  • Input Connections: Connect the input and feedback components to the corresponding input pins for each amplifier.
  • Output Stage: The output pins provide the amplified signal output for each amplifier.

Frequently Asked Questions

Q: What is the typical input bias current of the TL074MJB?
A: The TL074MJB typically has an input bias current in the range of nanoamperes, ensuring minimal impact on circuit performance.

Q: Can the TL074MJB operate with a single power supply?
A: Yes, the TL074MJB can operate with a single supply voltage as long as it is within the specified range for proper functionality.


For similar functionalities, consider these alternatives to the TL074MJB:

  • LM324N: A quad operational amplifier with similar performance characteristics and wide application compatibility.
  • OPA4340: This precision operational amplifier from Texas Instruments offers high-accuracy analog signal processing capabilities.
  • AD8676: Analog Devices' operational amplifier known for low noise and high precision performance in signal processing.



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 CDIP-16 Number of Channels 4 Channel
Supply Voltage - Max +/- 18 V GBP - Gain Bandwidth Product 3 MHz
SR - Slew Rate 13 V/us Vos - Input Offset Voltage 9 mV
Supply Voltage - Min +/- 3.5 V Minimum Operating Temperature - 55 C
Maximum Operating Temperature + 125 C Ib - Input Bias Current 200 pA
Operating Supply Current 10 mA Shutdown No Shutdown
CMRR - Common Mode Rejection Ratio 80 dB en - Input Voltage Noise Density 18 nV/sqrt Hz
Series TL074M Amplifier Type Low Noise Amplifier
Brand Texas Instruments Dual Supply Voltage +/- 5 V, +/- 9 V, +/- 12 V, +/- 15 V
Height 4.57 mm In - Input Noise Current Density 0.01 pA/sqrt Hz
Length 19.56 mm Maximum Dual Supply Voltage +/- 18 V
Minimum Dual Supply Voltage +/- 3.5 V Operating Supply Voltage 30 V
Product Type Op Amps - Operational Amplifiers Factory Pack Quantity 1
Subcategory Amplifier ICs Supply Type Dual
Technology BiFET Vcm - Common Mode Voltage Negative Rail + 4 V to Positive Rail - 4 V
Voltage Gain dB 106.02 dB Width 6.92 mm
Unit Weight 0.042329 oz

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