Specifications
| Attribute | Value |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Type | Differential |
| Number of Elements | 2 |
| Output Type | CMOS, MOS, Open-Drain, TTL |
| Voltage - Supply, Single/Dual (±) | 2V ~ 36V, ±1V ~ 18V |
| Voltage - Input Offset (Max) | 2mV @ 30V |
| Current - Input Bias(Max) | 0.25µA @ 5V |
| Current - Output (Typ) | 20mA |
| Current - Quiescent (Max) | 2.5mA |
| Operating Temperature | 0°C ~ 70°C |
| Mounting Type | Surface Mount |
Overview
Description
The LM393APWR is a dual voltage comparator IC commonly used in electronic circuits for comparing voltages. Housed in a PowerPAD™ package for enhanced thermal performance, this component is well-suited for battery-operated devices and precision applications due to its low power consumption. It operates over a wide range of supply voltages, typically from 2V to 36V, making it versatile for various applications.
Each comparator within the LM393APWR can compare two voltage levels and output a digital signal indicating which voltage is higher. Its open-collector output stage allows for wired-OR connections and level shifting, offering design flexibility. The device is known for its fast response time and low input bias current, enhancing accuracy and reliability. It is commonly used in zero-crossing detectors, battery-operated systems, and general voltage comparison tasks.
The IC is designed to function well in a variety of environmental conditions, making it robust for use in industrial, automotive, and consumer applications. Overall, the LM393APWR is valued for its efficiency, versatility, and reliable performance in voltage comparison tasks.
Each comparator within the LM393APWR can compare two voltage levels and output a digital signal indicating which voltage is higher. Its open-collector output stage allows for wired-OR connections and level shifting, offering design flexibility. The device is known for its fast response time and low input bias current, enhancing accuracy and reliability. It is commonly used in zero-crossing detectors, battery-operated systems, and general voltage comparison tasks.
The IC is designed to function well in a variety of environmental conditions, making it robust for use in industrial, automotive, and consumer applications. Overall, the LM393APWR is valued for its efficiency, versatility, and reliable performance in voltage comparison tasks.
Equivalent
The LM393APWR is a dual voltage comparator. Equivalent products include:
1. LM393by Texas Instruments
2. LM393N by ON Semiconductor
3. LM393D by STMicroelectronics
4. LM2903 by Texas Instruments
5. LM339 by various manufacturers (quad version, but similar functionality)
6. LT1013 by Analog Devices
These components offer similar functionalities with slight differences in specifications or packaging. Always verify compatibility with your specific application requirements.
1. LM393by Texas Instruments
2. LM393N by ON Semiconductor
3. LM393D by STMicroelectronics
4. LM2903 by Texas Instruments
5. LM339 by various manufacturers (quad version, but similar functionality)
6. LT1013 by Analog Devices
These components offer similar functionalities with slight differences in specifications or packaging. Always verify compatibility with your specific application requirements.
Features
The LM393APWR is a dual voltage comparator with the following key features:
1. Dual Comparator: Contains two independent voltage comparators.
2. Wide Supply Voltage Range: Operates from 2V to 36V in single supply and from ±1V to ±18V in dual supply.
3. Low Input Bias Current: Typically around 25nA, making it suitable for low-power applications.
4. Low Output Saturation Voltage: Ensures minimal power dissipation.
5. Low Input Offset Voltage: Typically around 2mV, enhancing accuracy.
6. Common Mode Range: Includes ground, allowing for operation with a single power supply.
7. Open Collector Output: Allows for wired-AND configuration and can drive loads connected to different voltage levels.
8. Response Time: Fast response time of 1.3µs at 5V for a 5mV input step.
9. Temperature Range: Operational from -40°C to 85°C, suitable for various environments.
10. Packaging: Available in a TSSOP-8 package, which is compact and suitable for space-constrained applications.
These features make the LM393APWR suitable for a variety of applications, including voltage level detection and waveform generation.
1. Dual Comparator: Contains two independent voltage comparators.
2. Wide Supply Voltage Range: Operates from 2V to 36V in single supply and from ±1V to ±18V in dual supply.
3. Low Input Bias Current: Typically around 25nA, making it suitable for low-power applications.
4. Low Output Saturation Voltage: Ensures minimal power dissipation.
5. Low Input Offset Voltage: Typically around 2mV, enhancing accuracy.
6. Common Mode Range: Includes ground, allowing for operation with a single power supply.
7. Open Collector Output: Allows for wired-AND configuration and can drive loads connected to different voltage levels.
8. Response Time: Fast response time of 1.3µs at 5V for a 5mV input step.
9. Temperature Range: Operational from -40°C to 85°C, suitable for various environments.
10. Packaging: Available in a TSSOP-8 package, which is compact and suitable for space-constrained applications.
These features make the LM393APWR suitable for a variety of applications, including voltage level detection and waveform generation.
Pinout
The LM393APWR is a dual voltage comparator integrated circuit. It is typically housed in a 8-pin package, such as the SOIC-8. Here is a concise description of its pin count and function:
1. Pin 1 (OUT1): Output of comparator 1.
2. Pin 2 (IN1-): Inverting input of comparator 1.
3. Pin 3 (IN1+): Non-inverting input of comparator 1.
4. Pin 4 (GND): Ground.
5. Pin 5 (IN2+): Non-inverting input of comparator 2.
6. Pin 6 (IN2-): Inverting input of comparator 2.
7. Pin 7 (OUT2): Output of comparator 2.
8. Pin 8 (VCC): Positive power supply.
The LM393APWR is used for comparing two voltages and providing a digital output to indicate which is higher. It operates over a wide range of supply voltages and features low power consumption, making it suitable for various applications in electronics.
1. Pin 1 (OUT1): Output of comparator 1.
2. Pin 2 (IN1-): Inverting input of comparator 1.
3. Pin 3 (IN1+): Non-inverting input of comparator 1.
4. Pin 4 (GND): Ground.
5. Pin 5 (IN2+): Non-inverting input of comparator 2.
6. Pin 6 (IN2-): Inverting input of comparator 2.
7. Pin 7 (OUT2): Output of comparator 2.
8. Pin 8 (VCC): Positive power supply.
The LM393APWR is used for comparing two voltages and providing a digital output to indicate which is higher. It operates over a wide range of supply voltages and features low power consumption, making it suitable for various applications in electronics.
Manufacturer
The LM393APWR is manufactured by Texas Instruments, a global semiconductor company. Texas Instruments, often abbreviated as TI, is headquartered in Dallas, Texas, and is one of the world's leading producers of semiconductors. The company designs and manufactures a variety of electronic components, including analog chips and embedded processors, which are used across various industries such as consumer electronics, automotive, industrial, and communications equipment. Texas Instruments is known for its innovation in analog and digital signal processing technologies, contributing significantly to advancements in electronics and technology infrastructure.
Application
The LM393APWR is a dual voltage comparator used in various applications. It is commonly found in:
1. Sensor Circuits: It compares sensor output to a reference voltage, triggering an action when thresholds are crossed.
2. Voltage Level Detection: Used in battery management systems for over/under voltage protection.
3. Oscillators and Timers: Helps in creating precise timing circuits.
4. Zero-Crossing Detectors: Employed in phase-locked loops and signal processing.
5. Analog-to-Digital Converters: Acts as a comparator for signal conversion.
6. Window Detectors: Monitors voltage levels within a specified range for control applications.
These applications leverage its low power consumption and wide supply voltage range.
1. Sensor Circuits: It compares sensor output to a reference voltage, triggering an action when thresholds are crossed.
2. Voltage Level Detection: Used in battery management systems for over/under voltage protection.
3. Oscillators and Timers: Helps in creating precise timing circuits.
4. Zero-Crossing Detectors: Employed in phase-locked loops and signal processing.
5. Analog-to-Digital Converters: Acts as a comparator for signal conversion.
6. Window Detectors: Monitors voltage levels within a specified range for control applications.
These applications leverage its low power consumption and wide supply voltage range.
Package
The LM393APWR is a dual differential comparator IC that comes in a TSSOP-8 (Thin Shrink Small Outline Package) package type. This package is compact, suitable for surface-mount technology, and is commonly used in various electronic applications.
