• packageimg
packageimg

LM339ADR

Comparator Quad R-R O/P ±15V/30V 14-Pin SOIC T/R

Quantity Unit Price(USD) Ext. Price
5 $0.177 $0.88
50 $0.142 $7.10
150 $0.128 $19.20
500 $0.109 $54.50
2500 $0.094 $235.00
5000 $0.089 $445.00

Inventory:8,031

*The price is for reference only.
  • 90-day after-sales guarantee
  • 365 Days Quality Guarantee
  • Genuine Product Guarantee
  • 7*24 hours service quarantee

Rapid Quote

Submit your quote request for LM339ADR using this form.You can also reach us via email at Email: [email protected], and we will respond within 12 hours.

Overview of LM339ADR

The LM339ADR is a quad voltage comparator IC featuring high accuracy and reliability in a small package. This IC is designed for use in precision analog applications where multiple voltage comparisons are required.

Pinout

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

  • VCC+: Positive Power Supply
  • VCC-: Negative Power Supply
  • IN1: Input 1 for voltage comparison
  • IN2: Input 2 for voltage comparison
  • IN3: Input 3 for voltage comparison
  • IN4: Input 4 for voltage comparison
  • OUT1: Output 1 for comparison result
  • OUT2: Output 2 for comparison result
  • OUT3: Output 3 for comparison result
  • OUT4: Output 4 for comparison result
  • GND: Ground Connection

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the LM339ADR IC for a visual representation.

Key Features

  • Quad Voltage Comparators: Offers four independent voltage comparators for versatile voltage monitoring.
  • High Accuracy: The LM339ADR provides precise voltage comparison results with minimal error.
  • Wide Operating Voltage Range: Operates within a wide supply voltage range for compatibility with various systems.
  • Low Input Offset Voltage: Ensures accurate comparison even with small voltage differentials.
  • Open-Collector Outputs: Allows for easy interfacing with external components for flexible circuit design.

Note: For detailed technical specifications, please refer to the LM339ADR datasheet.

Application

  • Voltage Monitoring: Ideal for applications requiring multiple voltage comparisons, such as overvoltage or undervoltage detection.
  • Signal Conditioning: Suitable for signal conditioning tasks where precise comparison of analog signals is needed.
  • Comparator Logic: The LM339ADR can be used in comparator logic circuits for decision-making processes in integrated circuits.

Functionality

The LM339ADR is a quad voltage comparator IC that compares multiple input voltages with high accuracy, making it ideal for applications that demand precision voltage monitoring and decision-making based on voltage levels.

Usage Guide

  • Power Supply: Connect VCC+ (Pin 1) and VCC- (Pin 2) to the positive and negative power supplies, respectively.
  • Input Connections: Apply the input voltages to the IN1, IN2, IN3, and IN4 pins for comparison.
  • Output Handling: Monitor the output states of OUT1, OUT2, OUT3, and OUT4 for comparison results.

Frequently Asked Questions

Q: What is the input voltage range supported by the LM339ADR?
A: The LM339ADR can operate with input voltages within the supply voltage range.

Q: Is the LM339ADR suitable for automotive applications?
A: Yes, the LM339ADR is commonly used in automotive systems for various monitoring and control functions.

Equivalent

For similar functionalities, consider these alternatives to the LM339ADR:

  • LM324: A quad operational amplifier providing comparable functionality to the LM339ADR.
  • LM311: This is a voltage comparator IC with similar features to the LM339ADR and compatibility for voltage comparison applications.

Specifications

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

Number of channels 4 Output type Open-collector
Propagation delay time (µs) 1.3 Vs (max) (V) 30
Vs (min) (V) 2 Vos (offset voltage at 25°C) (max) (mV) 3
Iq per channel (typ) (mA) 0.2 Input bias current (±) (max) (nA) 50
Rail-to-rail Out Rating Catalog
Operating temperature range (°C) 0 to 70 Features Standard comparator
VICR (max) (V) 28.5 VICR (min) (V) 0

Warranty & Returns

Warranty, Returns, and Additional Information

  • QA & Return Policy ?

    Parts Quality Guarantee: 365 days

    Returns for refund: within 90 days

    Returns for Exchange: within 90 days

  • Shipping and Package ?

    Shipping:For example, FedEx, JP, UPS, DHL,SAGAWA, or YTC.

    Parts Packaging Guarantee: Featuring 100% ESD anti-static protection, our packaging incorporates high toughness and superior buffering capabilities.

  • Payment ?

    For example, channels like VISA,MasterCard,Western Union,PayPal,MoneyGram,Rakuten Pay and more.

    If you have specific payment channel preferences or requirements, please get in touch with our sales team for assistance.

packageimg

LM339ADR

Comparator Quad R-R O/P ±15V/30V 14-Pin SOIC T/R

Inventory:

8,031