Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | General Purpose |
| NumberofElements | 4 |
| OutputType | CMOS, Open-Collector, TTL |
| Voltage-SupplySingle/Dual(±) | 3V ~ 36V, ±1.5V ~ 18V |
| Voltage-InputOffset(Max) | 7mV @ 5V |
| Current-InputBias(Max) | 0.25µA @ 5V |
| Current-Output(Typ) | 16mA @ 5V |
| Current-Quiescent(Max) | 2.5mA |
| OperatingTemperature | -40°C ~ 105°C |
| Package/Case | 14-SOIC (0.154, 3.90mm Width) |
| MountingType | Surface Mount |
Tổng quan
Description
The LM2901DR2G is a quad comparator IC, featuring four independent voltage comparators designed to operate from a single power supply over a wide voltage range. It can also function with split power supplies. The device is often used in applications requiring a low power consumption comparator.
Key features include:
- Wide supply voltage range: 2V to 36V single supply or ±1V to ±18V dual supplies.
- Low power consumption: Ideal for battery-operated devices.
- Open collector output: Allows for wired OR logic and level shifting.
- Input common-mode voltage range includes ground, even for single supply operation, making it useful in a variety of applications.
The LM2901DR2G is commonly used in circuits for zero-crossing detectors, voltage level shifters, and analog-to-digital converters. Its robust design ensures reliable performance in automotive and industrial environments. The "DR2G" suffix often indicates a specific packaging (SOIC-14/DIP-14) and tape and reel packaging for automated assembly processes.
Key features include:
- Wide supply voltage range: 2V to 36V single supply or ±1V to ±18V dual supplies.
- Low power consumption: Ideal for battery-operated devices.
- Open collector output: Allows for wired OR logic and level shifting.
- Input common-mode voltage range includes ground, even for single supply operation, making it useful in a variety of applications.
The LM2901DR2G is commonly used in circuits for zero-crossing detectors, voltage level shifters, and analog-to-digital converters. Its robust design ensures reliable performance in automotive and industrial environments. The "DR2G" suffix often indicates a specific packaging (SOIC-14/DIP-14) and tape and reel packaging for automated assembly processes.
Equivalent
The LM2901DR2G is a quad comparator chip. Equivalent products include:
1. LM339 series (e.g., LM339N, LM339M)
2. LM2901 series from other manufacturers (e.g., LM2901N, LM2901D)
3. MC3302 series (e.g., MC3302N)
These equivalents offer similar functionality and pin compatibility, but it is essential to verify electrical specifications and package types to ensure they meet your specific application requirements.
1. LM339 series (e.g., LM339N, LM339M)
2. LM2901 series from other manufacturers (e.g., LM2901N, LM2901D)
3. MC3302 series (e.g., MC3302N)
These equivalents offer similar functionality and pin compatibility, but it is essential to verify electrical specifications and package types to ensure they meet your specific application requirements.
Features
The LM2901DR2G is a quad comparator IC manufactured by ON Semiconductor. Key features include:
1. Quad Comparators: Contains four independent voltage comparators in a single package.
2. Wide Supply Voltage Range: Operates from 2V to 36V (single supply) and ±1V to ±18V (dual supply).
3. Low Input Offset Voltage: Typically around 2mV, enhancing precision.
4. Low Supply Current: Consumes minimal power, approximately 1mA per comparator independent of supply voltage.
5. Open-Collector Output: Allows for wired-AND connections and compatibility with TTL and CMOS logic levels.
6. Wide Input Common-Mode Voltage Range: Extends from 0V to (VCC - 1.5V), suitable for a variety of signal amplitudes.
7. Ambient Temperature Range: Capable of operating from -40°C to +85°C, making it suitable for industrial applications.
8. SOIC-14 Package: Comes in a small-outline integrated circuit package for compact designs.
These features make the LM2901DR2G ideal for applications requiring multiple precision voltage comparisons, such as in industrial, automotive, and consumer electronics.
1. Quad Comparators: Contains four independent voltage comparators in a single package.
2. Wide Supply Voltage Range: Operates from 2V to 36V (single supply) and ±1V to ±18V (dual supply).
3. Low Input Offset Voltage: Typically around 2mV, enhancing precision.
4. Low Supply Current: Consumes minimal power, approximately 1mA per comparator independent of supply voltage.
5. Open-Collector Output: Allows for wired-AND connections and compatibility with TTL and CMOS logic levels.
6. Wide Input Common-Mode Voltage Range: Extends from 0V to (VCC - 1.5V), suitable for a variety of signal amplitudes.
7. Ambient Temperature Range: Capable of operating from -40°C to +85°C, making it suitable for industrial applications.
8. SOIC-14 Package: Comes in a small-outline integrated circuit package for compact designs.
These features make the LM2901DR2G ideal for applications requiring multiple precision voltage comparisons, such as in industrial, automotive, and consumer electronics.
Pinout
The LM2901DR2G is a quad comparator integrated circuit. It contains four independent voltage comparators that are designed to operate from a single power supply over a wide voltage range.
The LM2901DR2G typically comes in an SOIC-14 package, which means it has 14 pins. The pin configuration is as follows:
1. VCC: Positive power supply.
2. GND: Ground or negative power supply.
3. Input A+/Input A-: Non-inverting and inverting inputs for comparator A.
4. Output A: Output for comparator A.
5. Input B+/Input B-: Non-inverting and inverting inputs for comparator B.
6. Output B: Output for comparator B.
7. Input C+/Input C-: Non-inverting and inverting inputs for comparator C.
8. Output C: Output for comparator C.
9. Input D+/Input D-: Non-inverting and inverting inputs for comparator D.
10. Output D: Output for comparator D.
Each comparator in the LM2901DR2G can be used to compare two voltages and outputs a digital signal based on the comparison, making it suitable for various applications in signal processing, voltage level detection, and analog-to-digital conversion.
The LM2901DR2G typically comes in an SOIC-14 package, which means it has 14 pins. The pin configuration is as follows:
1. VCC: Positive power supply.
2. GND: Ground or negative power supply.
3. Input A+/Input A-: Non-inverting and inverting inputs for comparator A.
4. Output A: Output for comparator A.
5. Input B+/Input B-: Non-inverting and inverting inputs for comparator B.
6. Output B: Output for comparator B.
7. Input C+/Input C-: Non-inverting and inverting inputs for comparator C.
8. Output C: Output for comparator C.
9. Input D+/Input D-: Non-inverting and inverting inputs for comparator D.
10. Output D: Output for comparator D.
Each comparator in the LM2901DR2G can be used to compare two voltages and outputs a digital signal based on the comparison, making it suitable for various applications in signal processing, voltage level detection, and analog-to-digital conversion.
Manufacturer
The LM2901DR2G is manufactured by ON Semiconductor, which is now known as onsemi. Onsemi is a leading American semiconductor supplier company that designs and produces a wide range of semiconductor components, including power and signal management, logic, discrete, and custom devices. The company serves various industries, including automotive, industrial, communications, computing, and consumer electronics. Onsemi is known for its focus on energy-efficient innovations and sustainable solutions that contribute to the advancement of modern electronics.
Application
The LM2901DR2G is a quad differential comparator used in various applications. Its primary application areas include:
1. Voltage Comparisons: Used in systems requiring precise voltage level monitoring and comparison.
2. Signal Processing: Ideal for converting analog signals to digital, acting as an interface in mixed-signal environments.
3. Oscillators and Waveform Generators: Useful in creating timing circuits and oscillators.
4. Zero-Crossing Detectors: Employed in AC signal zero-crossing detection.
5. Battery Management Systems: Used for over/under voltage protection in battery-powered devices.
6. Industrial Control Systems: Facilitates decision-making based on sensor inputs.
7. Automotive Electronics: Suitable for various automotive sensing and control applications due to its robustness.
1. Voltage Comparisons: Used in systems requiring precise voltage level monitoring and comparison.
2. Signal Processing: Ideal for converting analog signals to digital, acting as an interface in mixed-signal environments.
3. Oscillators and Waveform Generators: Useful in creating timing circuits and oscillators.
4. Zero-Crossing Detectors: Employed in AC signal zero-crossing detection.
5. Battery Management Systems: Used for over/under voltage protection in battery-powered devices.
6. Industrial Control Systems: Facilitates decision-making based on sensor inputs.
7. Automotive Electronics: Suitable for various automotive sensing and control applications due to its robustness.
Package
The LM2901DR2G is a quad comparator IC, and its package type is SOIC-14 (Small Outline Integrated Circuit with 14 pins). It's a surface-mount package used for electronic applications requiring a compact footprint.
