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規格
| 屬性 | 價值 |
| Package | Tube |
| ProductStatus | Active |
| AmplifierType | General Purpose |
| NumberofCircuits | 2 |
| SlewRate | 0.5V/µs |
| GainBandwidthProduct | 600 kHz |
| Current-InputBias | 25 nA |
| Voltage-InputOffset | 2 mV |
| Current-Supply | 700µA |
| Current-Output/Channel | 30 mA |
| Voltage-SupplySpan(Min) | 3 V |
| Voltage-SupplySpan(Max) | 32 V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.197, 5.00mm Width) |
概述
Description
The NJM2904M is a dual operational amplifier integrated circuit designed for a wide range of applications. It is part of the NJM2904 series, known for providing general-purpose functionality at a low cost. The NJM2904M operates with a single or dual power supply, making it versatile for different circuit designs. It features a wide bandwidth, low power consumption, and high gain, which makes it suitable for applications such as signal amplification, filtering, and integration.
The device is housed in a compact package, which is beneficial for space-constrained projects. Its robust design allows it to function efficiently across various environmental conditions. The NJM2904M is often used in audio equipment, sensor interfacing circuits, and other analog signal processing tasks. It is appreciated for its reliability, ease of use, and compatibility with standard electronic components, making it a popular choice among engineers and hobbyists for developing both simple and complex electronic systems.
The device is housed in a compact package, which is beneficial for space-constrained projects. Its robust design allows it to function efficiently across various environmental conditions. The NJM2904M is often used in audio equipment, sensor interfacing circuits, and other analog signal processing tasks. It is appreciated for its reliability, ease of use, and compatibility with standard electronic components, making it a popular choice among engineers and hobbyists for developing both simple and complex electronic systems.
Equivalent
The NJM2904M is a dual operational amplifier. Equivalent products include the LM2904 UA2904, MC33072, and LM358as they share similar specifications and pin configurations. When selecting an equivalent, ensure that the specific requirements of your application, such as voltage range, bandwidth, and temperature ratings, are met. Always refer to the datasheets for precise compatibility.
Features
The NJM2904M is a dual operational amplifier designed for a wide range of applications. Key features include:
1. Dual Op-Amp Configuration: Provides two operational amplifiers in a single package, ideal for differential signal processing.
2. Wide Supply Voltage Range: Operates efficiently across a wide voltage range, making it versatile for different systems.
3. Low Power Consumption: Features low quiescent current, which is beneficial for battery-powered devices.
4. High Slew Rate: Offers a moderate slew rate, suitable for general-purpose applications that require quick response times.
5. Low Input Offset Voltage: Ensures precision in signal amplification by minimizing input offset errors.
6. Internally Frequency Compensated: Provides stable operation without the need for external frequency compensation components.
7. Wide Temperature Range: Functions effectively across a broad range of temperatures, ensuring reliability in various environments.
8. Standard Pin Configuration: Compatible with industry-standard pin layouts, simplifying integration into existing designs.
These features make the NJM2904M suitable for use in signal conditioning, filtering, and other analog processing tasks.
1. Dual Op-Amp Configuration: Provides two operational amplifiers in a single package, ideal for differential signal processing.
2. Wide Supply Voltage Range: Operates efficiently across a wide voltage range, making it versatile for different systems.
3. Low Power Consumption: Features low quiescent current, which is beneficial for battery-powered devices.
4. High Slew Rate: Offers a moderate slew rate, suitable for general-purpose applications that require quick response times.
5. Low Input Offset Voltage: Ensures precision in signal amplification by minimizing input offset errors.
6. Internally Frequency Compensated: Provides stable operation without the need for external frequency compensation components.
7. Wide Temperature Range: Functions effectively across a broad range of temperatures, ensuring reliability in various environments.
8. Standard Pin Configuration: Compatible with industry-standard pin layouts, simplifying integration into existing designs.
These features make the NJM2904M suitable for use in signal conditioning, filtering, and other analog processing tasks.
Pinout
The NJM2904M is an operational amplifier (op-amp) IC with a dual configuration, meaning it contains two op-amps within a single package. It is commonly used for amplifying analog signals in various electronic applications. The NJM2904M is housed in an 8-pin SOP (Small Outline Package).
Here is the pin configuration and their functions:
1. Pin 1 (Output A): Output for the first op-amp.
2. Pin 2 (Inverting Input A): Inverting input for the first op-amp.
3. Pin 3 (Non-Inverting Input A): Non-inverting input for the first op-amp.
4. Pin 4 (V-): Negative power supply (ground or negative voltage).
5. Pin 5 (Non-Inverting Input B): Non-inverting input for the second op-amp.
6. Pin 6 (Inverting Input B): Inverting input for the second op-amp.
7. Pin 7 (Output B): Output for the second op-amp.
8. Pin 8 (V+): Positive power supply.
The NJM2904M is used in a wide range of applications, including signal conditioning, filtering, and amplification, due to its low power consumption and versatility.
Here is the pin configuration and their functions:
1. Pin 1 (Output A): Output for the first op-amp.
2. Pin 2 (Inverting Input A): Inverting input for the first op-amp.
3. Pin 3 (Non-Inverting Input A): Non-inverting input for the first op-amp.
4. Pin 4 (V-): Negative power supply (ground or negative voltage).
5. Pin 5 (Non-Inverting Input B): Non-inverting input for the second op-amp.
6. Pin 6 (Inverting Input B): Inverting input for the second op-amp.
7. Pin 7 (Output B): Output for the second op-amp.
8. Pin 8 (V+): Positive power supply.
The NJM2904M is used in a wide range of applications, including signal conditioning, filtering, and amplification, due to its low power consumption and versatility.
Manufacturer
The NJM2904M is manufactured by New Japan Radio Co., Ltd. (NJR). NJR is a company specializing in the design and manufacturing of a wide range of electronic components, including semiconductors and microwave devices. They are known for producing analog integrated circuits, such as operational amplifiers, voltage regulators, and audio processors. NJR serves various industries including consumer electronics, automotive, industrial, and telecommunications.
Application
The NJM2904M is a dual operational amplifier commonly used in various analog signal processing applications. Its typical application areas include:
1. Audio Electronics: Used for signal amplification and filtering in audio devices.
2. Sensor Interfaces: Employed in sensor signal conditioning, enhancing precision and accuracy.
3. Voltage Followers: Acts as a buffer to prevent signal distortion in circuits.
4. Impedance Converters: Used for impedance matching in electronic designs.
5. Active Filters: Integral in designing low-pass, high-pass, and band-pass filters.
6. Control Systems: Utilized in feedback and control systems for stable operations.
7. Analog Computing: Engaged in mathematical operations like integration and differentiation.
These features make the NJM2904M versatile in consumer electronics, industrial automation, and instrumentation.
1. Audio Electronics: Used for signal amplification and filtering in audio devices.
2. Sensor Interfaces: Employed in sensor signal conditioning, enhancing precision and accuracy.
3. Voltage Followers: Acts as a buffer to prevent signal distortion in circuits.
4. Impedance Converters: Used for impedance matching in electronic designs.
5. Active Filters: Integral in designing low-pass, high-pass, and band-pass filters.
6. Control Systems: Utilized in feedback and control systems for stable operations.
7. Analog Computing: Engaged in mathematical operations like integration and differentiation.
These features make the NJM2904M versatile in consumer electronics, industrial automation, and instrumentation.
Package
The NJM2904M is typically available in an 8-pin DMP (Dual-in-line Miniature Package). This type of packaging is designed for operational amplifiers, providing a compact and efficient form suitable for various electronic applications.