Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| Type | General Purpose |
| NumberofElements | 4 |
| OutputType | CMOS, Open-Collector, TTL |
| Voltage-SupplySingle/Dual(±) | 3V ~ 36V, ±1.5V ~ 18V |
| Voltage-InputOffset(Max) | 5mV @ 5V |
| Current-InputBias(Max) | 0.25µA @ 5V |
| Current-Output(Typ) | 16mA @ 5V |
| Current-Quiescent(Max) | 2.5mA |
| OperatingTemperature | -25°C ~ 85°C |
| Package/Case | 14-SOIC (0.154, 3.90mm Width) |
| MountingType | Surface Mount |
Overview
Description
The LM239DR2G is a quad comparator integrated circuit from ON Semiconductor. It features four independent voltage comparators designed to operate from a single power supply over a wide voltage range. The device can also function with dual supply systems. The comparators are capable of comparing two voltages and outputting a digital signal indicating which input is higher.
Key features include low power consumption, low input offset voltage, and a wide common-mode voltage range. The LM239DR2G is known for its fast response time, making it suitable for high-speed applications. It is commonly used in applications like voltage level detection, oscillator circuits, and analog-to-digital converters.
This IC is housed in a small-outline package (SOIC-14) which makes it suitable for compact electronic designs. Its robustness and reliability make it a popular choice among engineers for various industrial, automotive, and consumer electronics applications.
Key features include low power consumption, low input offset voltage, and a wide common-mode voltage range. The LM239DR2G is known for its fast response time, making it suitable for high-speed applications. It is commonly used in applications like voltage level detection, oscillator circuits, and analog-to-digital converters.
This IC is housed in a small-outline package (SOIC-14) which makes it suitable for compact electronic designs. Its robustness and reliability make it a popular choice among engineers for various industrial, automotive, and consumer electronics applications.
Equivalent
The LM239DR2G is a quad comparator IC. Equivalent products include the LM339 LM2901, and LM139 series. These comparators offer similar functionalities and can often be used interchangeably in circuits that require a quad comparator. Always verify the specifications to ensure compatibility with your specific application.
Features
The LM239DR2G is a quad comparator integrated circuit manufactured by ON Semiconductor. It features four independent voltage comparators designed to operate on a single or dual power supply. Key features include:
1. Wide Supply Voltage Range: Operates from 2V to 36V (single supply) or ±1V to ±18V (dual supplies).
2. Low Supply Current: Consumes minimal current, typically 0.8mA.
3. Low Input Offset Voltage: Typically around 2mV, enhancing precision.
4. Open Collector Outputs: Allows for wired-OR connections and the ability to drive loads up to 50V.
5. Wide Common-Mode Voltage Range: Includes ground, making it versatile in various applications.
6. Low Input Bias Current: Typically 25nA, minimizing input loading.
7. Temperature Range: Operates effectively between -40°C to +85°C.
8. Small Package Size: Available in a compact SOIC-14 package, saving board space.
The LM239DR2G is suitable for applications such as voltage level detection, waveform generators, and peak detectors, offering a balance of performance and efficiency.
1. Wide Supply Voltage Range: Operates from 2V to 36V (single supply) or ±1V to ±18V (dual supplies).
2. Low Supply Current: Consumes minimal current, typically 0.8mA.
3. Low Input Offset Voltage: Typically around 2mV, enhancing precision.
4. Open Collector Outputs: Allows for wired-OR connections and the ability to drive loads up to 50V.
5. Wide Common-Mode Voltage Range: Includes ground, making it versatile in various applications.
6. Low Input Bias Current: Typically 25nA, minimizing input loading.
7. Temperature Range: Operates effectively between -40°C to +85°C.
8. Small Package Size: Available in a compact SOIC-14 package, saving board space.
The LM239DR2G is suitable for applications such as voltage level detection, waveform generators, and peak detectors, offering a balance of performance and efficiency.
Pinout
The LM239DR2G is a quad comparator integrated circuit, which means it contains four independent voltage comparators. Typically, these comparators are used to compare two voltages and output a digital signal indicating which is higher.
In terms of pin count, the LM239DR2G is housed in a 14-pin package. Here is a brief overview of its pin configuration and functions:
1. Pins 1-3, 5-7, 9-11, 13 - Inverting and non-inverting inputs for the four comparators.
2. Pins 1, 4, 5, 8, 9, 12, 13 - Non-inverting inputs (+).
3. Pins 2, 3, 6, 7, 10, 11, 14 - Inverting inputs (-).
4. Pins 4, 8, 12, 14 - Comparator outputs.
5. Pin 3 - VCC (positive power supply).
6. Pin 12 - GND (ground, connected to the negative power supply).
The LM239DR2G operates on a wide range of supply voltages and is used in applications requiring stable and accurate voltage comparisons. It is commonly used in various types of sensor interface circuits and control applications.
In terms of pin count, the LM239DR2G is housed in a 14-pin package. Here is a brief overview of its pin configuration and functions:
1. Pins 1-3, 5-7, 9-11, 13 - Inverting and non-inverting inputs for the four comparators.
2. Pins 1, 4, 5, 8, 9, 12, 13 - Non-inverting inputs (+).
3. Pins 2, 3, 6, 7, 10, 11, 14 - Inverting inputs (-).
4. Pins 4, 8, 12, 14 - Comparator outputs.
5. Pin 3 - VCC (positive power supply).
6. Pin 12 - GND (ground, connected to the negative power supply).
The LM239DR2G operates on a wide range of supply voltages and is used in applications requiring stable and accurate voltage comparisons. It is commonly used in various types of sensor interface circuits and control applications.
Manufacturer
The LM239DR2G is manufactured by ON Semiconductor. ON Semiconductor, now known as onsemi, is a company that specializes in designing and manufacturing semiconductor components for a wide range of applications. These applications include automotive, communications, computing, consumer electronics, industrial, medical, and aerospace/defense industries. The company is known for providing innovative, energy-efficient solutions and products that enable engineers to tackle complex design challenges across various sectors.
Application
The LM239DR2G is a quad voltage comparator used in various applications requiring low-power, precise voltage comparison. Key areas include:
1. Industrial Control Systems: For monitoring and controlling process variables.
2. Consumer Electronics: Used in devices requiring battery management and power monitoring.
3. Automotive Systems: For engine control units and other automotive electronic functions.
4. Power Supply Circuits: To ensure stability and regulate output voltage.
5. Signal Processing: In systems that require signal conditioning and level detection.
6. Alarm Systems: For threshold detection and triggering alerts.
Its versatility makes it suitable for both analog and digital circuit designs.
1. Industrial Control Systems: For monitoring and controlling process variables.
2. Consumer Electronics: Used in devices requiring battery management and power monitoring.
3. Automotive Systems: For engine control units and other automotive electronic functions.
4. Power Supply Circuits: To ensure stability and regulate output voltage.
5. Signal Processing: In systems that require signal conditioning and level detection.
6. Alarm Systems: For threshold detection and triggering alerts.
Its versatility makes it suitable for both analog and digital circuit designs.
Package
The LM239DR2G is a dual comparator IC housed in a SOIC-14 (Small Outline Integrated Circuit) package. This surface-mount package type is commonly used for its compact size and efficient heat dissipation, making it suitable for various electronic applications.
