LM321MF

Effective Inventory6,566

Plastic TSOP Operational Amplifier with Bipolar Technology

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Shipping & Payment

Shipping & Payment

About Shipping

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Service & Packaging

Service & Packaging

About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

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LM321MF DataSheet

Pricing (USD)

Quantity Unit Price Ext. Price
5 $0.305 $1.52
50 $0.245 $12.25
150 $0.220 $33.00
1000 $0.188 $188.00
2000 $0.174 $348.00
5000 $0.166 $830.00

These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.

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Rapid Quote

Please submit RFQ for LM321MF or email to us: Email: [email protected], we will contact you in 12 hours.

LM321MF Details

The LM321MF is a single operational amplifier from Texas Instruments, designed for low power consumption and high gain bandwidth product. This device is ideal for instrumentation, OP amps, and buffer amps applications, featuring low input offset voltage, low input bias current, and high immunity to radio frequency interference. It is housed in an SOT235 package, making it suitable for portable and battery-operated devices.

Pinout

  • V+: Positive Power Supply
  • V-: Negative Power Supply
  • OUT: Output
  • IN: Input

(Tip: For detailed pinout information, please refer to the corresponding datasheet.)

Key Features

  • Low Power Consumption: Designed for low power operation, making it suitable for battery-powered applications.
  • High Gain Bandwidth Product: Offers high gain and bandwidth product for precise amplification.
  • Low Input Offset Voltage: Provides accurate amplification with minimal offset voltage.
  • Low Input Bias Current: Minimizes input current noise for improved signal-to-noise ratio.

Applications

  • Audio Equipment: Suitable for audio amplification and processing applications.
  • Security Systems: Ideal for security systems requiring precise amplification and filtering.
  • Instrumentation: Used in various instrumentation applications, such as data acquisition and control systems.

Where to Use

The LM321MF is suitable for use in a wide range of applications where low power consumption and high gain are required. This includes audio equipment, security systems, instrumentation, and other devices that require precise amplification.

How to Use

To use the LM321MF, connect the input pin (IN) to the signal source and the output pin (OUT) to the load. Apply power supply voltage between V+ and V- pins. Ensure proper grounding for optimal performance.

Application Circuit

The application circuit diagram for the LM321MF illustrates how to connect the operational amplifier to a signal source and load. It includes connections for power supply, ground, and input/output pins, ensuring proper operation and amplification.

(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)

Equivalents

  • OP07: A similar operational amplifier from Texas Instruments offering comparable features and performance.
  • LM324: An alternative operational amplifier from National Semiconductor with equivalent functionality.

Complementary

The LM321MF can be complemented by the LM318, which offers higher gain and bandwidth product, suitable for more demanding amplification applications.

When selecting complementary operational amplifiers, ensure that their features and specifications align with your specific application requirements for optimal performance and compatibility.

Frequently Asked Questions

Q: What is the maximum gain of the LM321MF?

A: The LM321MF has a maximum gain of 100,000. For more details, refer to the datasheet for specific operating conditions and limitations.

Q: Can the LM321MF be used in audio equipment applications?

A: Yes, the LM321MF is suitable for use in audio equipment applications, offering low noise and high gain for precise amplification.

LM321MF

Specifications

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

Product Name LM321MF Product Type ! Operational Amplifier (Op-Amp)
Manufacturer Texas Instruments Number of Channels 1
Supply Voltage 3V to 32V Input Offset Voltage (Vos) 2 mV (Max)
Input Bias Current (Ib): 1 nA (Typ) Operating Temperature Range ! 0°C to +70°C
Package / Case SOIC-8

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification LM321MF PDF Download

FAQs

What is LM321MF?

The LM321MF is a single low-power operational amplifier designed by Texas Instruments. It is commonly used in battery-powered devices, sensor interfaces, and low-voltage applications where low power consumption is essential.

How Does LM321MF Work?

The LM321MF operates as a general-purpose operational amplifier with low offset voltage and low input bias current. It amplifies input signals accurately with low power consumption, making it suitable for various signal conditioning applications.

How Many Pins does LM321MF have and What are the Functions of the Pinout Configuration?

The LM321MF is housed in an 8-lead SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:

  • V+: Positive power supply pin.
  • V-: Negative power supply pin.
  • IN-: Inverting input pin.
  • IN+: Non-inverting input pin.
  • OUT: Output pin.
  • NC: No Connection pin.
  • NC: No Connection pin.

What are the Pros and Cons of LM321MF?

Pros:

  • Low Power Consumption: Operates with very low power, ideal for battery-operated devices.
  • Low Offset Voltage: Ensures accurate amplification of input signals.
  • Space-Efficient Package: Comes in an 8-lead SOIC package, suitable for compact designs.
  • Rail-to-Rail Output: Provides maximum signal swing even at low supply voltages.

Cons:

  • Limited Bandwidth: May not be suitable for high-frequency applications.
  • External Components: May require additional external components for specific applications.
  • Noisy at High Frequencies: Performance may degrade at higher frequencies.

Are There Any Equivalents/Alternatives to LM321MF for Recommendation?

  • Alternative to the LM321MF is the LM358 from Texas Instruments which offers dual operational amplifiers in a similar package.
  • Another alternative is the MCP6001 from Microchip Technology which is a low-power, single operational amplifier.

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