規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Differential |
| NumberofElements | 2 |
| OutputType | CMOS, MOS, Open-Drain, TTL |
| Voltage-SupplySingle/Dual(±) | 2V ~ 36V, ±1V ~ 18V |
| Voltage-InputOffset(Max) | 2mV @ 30V |
| Current-InputBias(Max) | 0.25µA @ 5V |
| Current-Output(Typ) | 20mA |
| Current-Quiescent(Max) | 2.5mA |
| OperatingTemperature | -25°C ~ 85°C |
| Package/Case | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) |
| MountingType | Surface Mount |
概述
Description
The LM293ADGKR is a general-purpose dual voltage comparator integrated circuit. It is part of the LM293 series, designed to operate from a single power supply over a wide range of voltages. This IC consists of two independent voltage comparators that are typically used to compare two input voltage levels and output a digital signal indicating which input is higher.
Key features include a wide supply voltage range, low input bias current, and low power consumption, making it suitable for battery-powered applications. The device operates over a wide temperature range, enhancing its reliability in various environments. The LM293ADGKR is commonly used in applications such as zero-crossing detectors, voltage level shifters, and waveform generators.
Housed in a miniaturized package (DGK), this IC is ideal for space-constrained applications. The suffix "DGKR" refers to the specific packaging and reel size suitable for automated assembly processes. It is essential to consult the datasheet for detailed specifications and application guidelines to ensure optimal performance in your specific design.
Key features include a wide supply voltage range, low input bias current, and low power consumption, making it suitable for battery-powered applications. The device operates over a wide temperature range, enhancing its reliability in various environments. The LM293ADGKR is commonly used in applications such as zero-crossing detectors, voltage level shifters, and waveform generators.
Housed in a miniaturized package (DGK), this IC is ideal for space-constrained applications. The suffix "DGKR" refers to the specific packaging and reel size suitable for automated assembly processes. It is essential to consult the datasheet for detailed specifications and application guidelines to ensure optimal performance in your specific design.
Equivalent
The LM293ADGKR is a dual differential comparator. Equivalent products include the LM393 series (e.g., LM393 LM393A), the LM2903 series, and the TLV1702. These components offer similar functionality and pin configurations, making them suitable replacements in many applications. However, always check the datasheet specifications for exact parameter matching, such as supply voltage range, input offset voltage, and power consumption, to ensure compatibility with your specific application.
Features
The LM293ADGKR is a dual voltage comparator from Texas Instruments. It is designed for general-purpose applications and offers the following features:
1. Dual Comparator: Contains two independent voltage comparators.
2. Wide Supply Voltage Range: Operates from 2 V to 36 V for single-supply conditions and from ±1 V to ±18 V for dual supplies.
3. Low Supply Current: Consumes minimal power, making it efficient for battery-powered devices.
4. Low Input Offset Voltage: Ensures precise and accurate voltage comparison.
5. Input Common-Mode Voltage Range: Includes the negative rail, enhancing its versatility in various applications.
6. Open-Collector Output: Allows for wired-AND configurations and interfacing with other logic families.
7. Temperature Range: Functions effectively between –40°C to 125°C, suitable for industrial environments.
8. Small Package: Available in a compact surface-mount package (SOIC-8), making it ideal for space-constrained designs.
9. RoHS Compliant: Meets environmental standards for hazardous substances.
These features make the LM293ADGKR suitable for a wide range of applications, including signal conditioning, industrial controls, and automotive systems.
1. Dual Comparator: Contains two independent voltage comparators.
2. Wide Supply Voltage Range: Operates from 2 V to 36 V for single-supply conditions and from ±1 V to ±18 V for dual supplies.
3. Low Supply Current: Consumes minimal power, making it efficient for battery-powered devices.
4. Low Input Offset Voltage: Ensures precise and accurate voltage comparison.
5. Input Common-Mode Voltage Range: Includes the negative rail, enhancing its versatility in various applications.
6. Open-Collector Output: Allows for wired-AND configurations and interfacing with other logic families.
7. Temperature Range: Functions effectively between –40°C to 125°C, suitable for industrial environments.
8. Small Package: Available in a compact surface-mount package (SOIC-8), making it ideal for space-constrained designs.
9. RoHS Compliant: Meets environmental standards for hazardous substances.
These features make the LM293ADGKR suitable for a wide range of applications, including signal conditioning, industrial controls, and automotive systems.
Pinout
The LM293ADGKR is a dual comparator integrated circuit. It typically comes in a package with 8 pins. Here is a brief overview of its pin functions:
1. VCC (Pin 8): This is the supply voltage pin. The device operates over a wide range of voltages, typically from 2V to 36V.
2. GND (Pin 4): This is the ground pin, which serves as the reference point for the supply voltage.
3. Input A+ (Pin 5): Non-inverting input of comparator A.
4. Input A- (Pin 6): Inverting input of comparator A.
5. Output A (Pin 7): Output of comparator A.
6. Input B+ (Pin 3): Non-inverting input of comparator B.
7. Input B- (Pin 2): Inverting input of comparator B.
8. Output B (Pin 1): Output of comparator B.
The LM293ADGKR is used in voltage comparison applications, where it compares two voltage levels and outputs a digital signal indicating the higher of the two. It is widely used in various electronic applications, including sensor interfacing, zero-crossing detectors, and more.
1. VCC (Pin 8): This is the supply voltage pin. The device operates over a wide range of voltages, typically from 2V to 36V.
2. GND (Pin 4): This is the ground pin, which serves as the reference point for the supply voltage.
3. Input A+ (Pin 5): Non-inverting input of comparator A.
4. Input A- (Pin 6): Inverting input of comparator A.
5. Output A (Pin 7): Output of comparator A.
6. Input B+ (Pin 3): Non-inverting input of comparator B.
7. Input B- (Pin 2): Inverting input of comparator B.
8. Output B (Pin 1): Output of comparator B.
The LM293ADGKR is used in voltage comparison applications, where it compares two voltage levels and outputs a digital signal indicating the higher of the two. It is widely used in various electronic applications, including sensor interfacing, zero-crossing detectors, and more.
Manufacturer
The LM293ADGKR is manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is a global semiconductor company headquartered in Dallas, Texas. They specialize in designing and manufacturing a wide range of semiconductor products, including analog chips, digital signal processors, and microcontrollers. TI is recognized for its innovation in the electronics industry, catering to various sectors such as automotive, industrial, electronics, and communication equipment.
Application
The LM293ADGKR is a dual differential comparator commonly used in various electronic applications. Its primary application areas include voltage comparison, zero-crossing detectors, and signal conditioning. It is frequently utilized in battery-operated devices due to its low power consumption. Additionally, it is suitable for level shifting and can be used in oscillator circuits. The LM293ADGKR is also employed in industrial and automotive systems for monitoring and control functions, thanks to its wide supply voltage range and temperature tolerance.
Package
The LM293ADGKR is a dual comparator IC typically packaged in a surface-mount SOIC-8 (Small Outline Integrated Circuit) form factor. This package type is compact, allowing for efficient use of PCB space and suitable for various electronic applications requiring voltage comparison.
