規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Type | Differential |
| Number of Elements | 4 |
| Output Type | CMOS, MOS, Open-Collector, TTL |
| Voltage - Supply, Single/Dual (±) | 2V ~ 32V, ±1V ~ 16V |
| Voltage - Input Offset (Max) | 2mV @ 32V |
| Current - Input Bias(Max) | 0.25µA @ 5V |
| Current - Output (Typ) | 20mA |
| Current - Quiescent (Max) | 2.5mA |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
概述
Description
The LM2901AVQPWR is a quad voltage comparator integrated circuit, designed for applications requiring precision voltage comparison. It is part of the LM2901 family, typically used in automotive and industrial applications due to its wide supply voltage range and robust performance across various conditions. The IC contains four independent voltage comparators, each designed to operate from a single power supply or dual supplies, facilitating compatibility with a wide range of systems.
Key features of the LM2901AVQPWR include low input bias current, low offset voltage, and low power consumption, making it suitable for battery-operated devices. It operates over a wide temperature range, ensuring reliable performance in various environments. The device is housed in a compact package, such as a TSSOP (Thin Shrink Small Outline Package), which aids in reducing the overall size of electronic circuits.
Applications for the LM2901AVQPWR include zero-crossing detectors, voltage monitoring, level shifting, and pulse-width modulation. Its versatility and reliability make it a popular choice for designers seeking efficient and effective voltage comparison solutions.
Key features of the LM2901AVQPWR include low input bias current, low offset voltage, and low power consumption, making it suitable for battery-operated devices. It operates over a wide temperature range, ensuring reliable performance in various environments. The device is housed in a compact package, such as a TSSOP (Thin Shrink Small Outline Package), which aids in reducing the overall size of electronic circuits.
Applications for the LM2901AVQPWR include zero-crossing detectors, voltage monitoring, level shifting, and pulse-width modulation. Its versatility and reliability make it a popular choice for designers seeking efficient and effective voltage comparison solutions.
Equivalent
The LM2901AVQPWR is a quad voltage comparator. Equivalent products include:
1. LM339 series (e.g., LM339N, LM339D) by various manufacturers.
2. TLC3704 by Texas Instruments.
3. LT1014 by Analog Devices (though primarily an op-amp, can be used similarly).
4. MC3302 by ON Semiconductor.
5. LM2901 by STMicroelectronics.
These alternatives provide similar functionality and can often be used as direct replacements, but always verify electrical characteristics and package compatibility.
1. LM339 series (e.g., LM339N, LM339D) by various manufacturers.
2. TLC3704 by Texas Instruments.
3. LT1014 by Analog Devices (though primarily an op-amp, can be used similarly).
4. MC3302 by ON Semiconductor.
5. LM2901 by STMicroelectronics.
These alternatives provide similar functionality and can often be used as direct replacements, but always verify electrical characteristics and package compatibility.
Features
The LM2901AVQPWR is a quad comparator integrated circuit designed for versatile use in various applications. Key features include:
1. Quad Comparator: Contains four independent voltage comparators.
2. Wide Supply Voltage Range: Operates from 2V to 36V single supply or ±1V to ±18V dual supplies.
3. Low Input Offset Voltage: Typically around 2mV, ensuring precise and accurate performance.
4. Low Power Consumption: Designed for efficient power usage.
5. Open Collector Output: Allows for wired-AND connections with other open-collector outputs.
6. Wide Common-Mode Range: Can handle input signals from ground to VCC-1.5V.
7. Low Output Saturation Voltage: Enhances the ability to drive loads.
8. Response Time: Fast response time for quick signal processing.
9. Temperature Range: Operates effectively across an extended temperature range, suitable for both commercial and industrial applications.
10. Small Package: Comes in a TSSOP package, making it ideal for space-constrained designs.
These features make the LM2901AVQPWR suitable for a variety of analog signal processing tasks, including voltage sensing and level shifting.
1. Quad Comparator: Contains four independent voltage comparators.
2. Wide Supply Voltage Range: Operates from 2V to 36V single supply or ±1V to ±18V dual supplies.
3. Low Input Offset Voltage: Typically around 2mV, ensuring precise and accurate performance.
4. Low Power Consumption: Designed for efficient power usage.
5. Open Collector Output: Allows for wired-AND connections with other open-collector outputs.
6. Wide Common-Mode Range: Can handle input signals from ground to VCC-1.5V.
7. Low Output Saturation Voltage: Enhances the ability to drive loads.
8. Response Time: Fast response time for quick signal processing.
9. Temperature Range: Operates effectively across an extended temperature range, suitable for both commercial and industrial applications.
10. Small Package: Comes in a TSSOP package, making it ideal for space-constrained designs.
These features make the LM2901AVQPWR suitable for a variety of analog signal processing tasks, including voltage sensing and level shifting.
Pinout
The LM2901AVQPWR is a quad comparator integrated circuit. It is typically housed in a 14-pin package, such as the TSSOP-14 (Thin Shrink Small Outline Package). The primary function of the LM2901AVQPWR is to compare voltage levels and output a digital signal indicating which of the input voltages is higher. Each of its four independent voltage comparators operates from a single power supply over a wide range of voltages.
The pin configuration generally includes:
1. Comparator Output 1
2. Comparator Input 1- Inverting
3. Comparator Input 1- Non-inverting
4. Comparator Output 2
5. Comparator Input 2- Inverting
6. Comparator Input 2- Non-inverting
7. Ground (GND)
8. Comparator Input 3- Non-inverting
9. Comparator Input 3- Inverting
10. Comparator Output 3
11. Comparator Input 4- Non-inverting
12. Comparator Input 4- Inverting
13. Comparator Output 4
14. Power Supply Voltage (VCC)
The LM2901 family is known for low power consumption and wide voltage ranges, making it ideal for various applications in industrial, automotive, and consumer electronics.
The pin configuration generally includes:
1. Comparator Output 1
2. Comparator Input 1- Inverting
3. Comparator Input 1- Non-inverting
4. Comparator Output 2
5. Comparator Input 2- Inverting
6. Comparator Input 2- Non-inverting
7. Ground (GND)
8. Comparator Input 3- Non-inverting
9. Comparator Input 3- Inverting
10. Comparator Output 3
11. Comparator Input 4- Non-inverting
12. Comparator Input 4- Inverting
13. Comparator Output 4
14. Power Supply Voltage (VCC)
The LM2901 family is known for low power consumption and wide voltage ranges, making it ideal for various applications in industrial, automotive, and consumer electronics.
Manufacturer
The LM2901AVQPWR is manufactured by Texas Instruments. Texas Instruments (TI) is a global semiconductor company that designs and manufactures a wide range of electronic components. It is particularly well-known for its analog and embedded processing products. TI serves diverse markets, including industrial, automotive, personal electronics, communications equipment, and enterprise systems. Founded in 1930 and headquartered in Dallas, Texas, the company is one of the largest and most established players in the semiconductor industry, emphasizing innovation and operational efficiency.
Application
The LM2901AVQPWR is a quad voltage comparator used in various applications. It is commonly employed in:
1. Analog Signal Processing: For comparing voltage levels in analog circuits.
2. Zero-Crossing Detectors: To detect the point where a signal changes polarity.
3. Voltage Level Detectors: Identifying when input voltage exceeds a specific threshold.
4. Oscillators and Pulse Generators: Used in circuits to generate periodic signals.
5. Battery Monitoring Systems: To ensure voltage levels are within safe limits.
6. Window Comparators: For checking if an input voltage falls within a specific range.
7. Industrial Control Systems: For monitoring and responding to voltage changes in real-time.
These functionalities make it suitable for consumer electronics, automotive, and industrial applications.
1. Analog Signal Processing: For comparing voltage levels in analog circuits.
2. Zero-Crossing Detectors: To detect the point where a signal changes polarity.
3. Voltage Level Detectors: Identifying when input voltage exceeds a specific threshold.
4. Oscillators and Pulse Generators: Used in circuits to generate periodic signals.
5. Battery Monitoring Systems: To ensure voltage levels are within safe limits.
6. Window Comparators: For checking if an input voltage falls within a specific range.
7. Industrial Control Systems: For monitoring and responding to voltage changes in real-time.
These functionalities make it suitable for consumer electronics, automotive, and industrial applications.
Package
The LM2901AVQPWR is a quad comparator IC packaged in a TSSOP-14 (Thin Shrink Small Outline Package, 14 pins) form factor. This package type is designed for surface mounting on printed circuit boards, offering a compact solution with reduced space requirements.
