• MC1458P1 PDIP-8
MC1458P1 PDIP-8


Maximum Offset of 7500uV


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  • Part Number : MC1458P1

  • Package/Case : PDIP-8

  • Brands : TI

  • Components Categories : Operational Amplifiers

  • Datesheet : MC1458P1 DataSheet (PDF)

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Overview of MC1458P1

The MC1458P1 is a dual general-purpose operational amplifier IC that offers high gain and wide bandwidth, making it suitable for a variety of analog applications. It features two independent op-amps in a single package, providing versatility and convenience in circuit design.


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

  • V+ : Positive power supply
  • IN- : Non-inverting input (-)
  • IN+ : Inverting input (+)
  • V- : Negative power supply
  • OUT : Output

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the MC1458P1 IC for a visual representation.

Key Features

  • Dual Op-Amp Configuration: The MC1458P1 contains two independent operational amplifiers in a single package, enabling flexible circuit designs.
  • High Gain and Wide Bandwidth: With high gain and a wide bandwidth range, this IC is suitable for applications requiring precise signal amplification.
  • Low Input Offset Voltage: The MC1458P1 exhibits low input offset voltage, ensuring accurate amplification of input signals.
  • Wide Supply Voltage Range: Operates with a wide supply voltage range, making it compatible with various power supply configurations.
  • Low Input Bias Current: Features low input bias current, minimizing the impact on input signal sources.

Note: For detailed technical specifications, please refer to the MC1458P1 datasheet.


  • Audio Amplification: Ideal for audio signal amplification in applications such as audio preamplifiers and equalizers.
  • Signal Conditioning: Used for signal conditioning tasks like filtering, amplification, and buffering in analog circuits.
  • Instrumentation Amplifiers: Suitable for constructing instrumentation amplifiers for measuring and monitoring applications.


The MC1458P1 dual operational amplifier provides versatile functionality for amplifying and processing analog signals in various electronic circuits. It offers high performance and reliability for analog system designs.

Usage Guide

  • Power Supply: Connect the V+ (pin 4) and V- (pin 11) pins to the positive and negative power supplies, respectively.
  • Input Signal: Apply the input signals to the IN+ (pin 3) and IN- (pin 2) pins for each op-amp for amplification.
  • Output Connection: Use the OUT (pin 6 or pin 13) pin for accessing the amplified output signal of each operational amplifier.

Frequently Asked Questions

Q: What is the typical gain of the MC1458P1 operational amplifier?
A: The MC1458P1 offers a typical open-loop voltage gain of 100dB.

Q: Can the MC1458P1 operate with a single power supply?
A: Yes, the MC1458P1 can operate with a single power supply, provided the input signal range is within the supply limits.


For similar functionalities, consider these alternatives to the MC1458P1:

  • LM358: A dual operational amplifier with similar performance characteristics and pin configuration.
  • TL082: This is a JFET-input operational amplifier offering comparable specifications to the MC1458P1.


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 RoHS N
Mounting Style Through Hole Package / Case PDIP-8
Number of Channels 2 Channel Supply Voltage - Max 36 V
GBP - Gain Bandwidth Product 1 MHz SR - Slew Rate 500 mV/us
Vos - Input Offset Voltage 6 mV Supply Voltage - Min 6 V
Minimum Operating Temperature 0 C Maximum Operating Temperature + 70 C
Ib - Input Bias Current 500 nA Operating Supply Current 1.5 mA
Shutdown No Shutdown CMRR - Common Mode Rejection Ratio 70 dB
en - Input Voltage Noise Density 30 nV/sqrt Hz Series LM1458
Brand Texas Instruments Operating Supply Voltage 6 V to 36 V
Product Operational Amplifiers Product Type Op Amps - Operational Amplifiers
Factory Pack Quantity 40 Subcategory Amplifier ICs
Unit Weight 0.018646 oz

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