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IC OPAMP GP 2 CIRCUIT 8DIP
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メーカーSTマイクロエレクトロニクス
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メーカー品番 #LM1458N
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データシート LM1458N DataSheet
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在庫状況8180
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Part Status | Obsolete |
| Amplifier Type | Standard |
| Number of Circuits | 2 |
| Slew Rate | 0.5V/µs |
| Current - Input Bias | 200 nA |
| Voltage - Input Offset | 1 mV |
| Supply Current | 3mA (x2 Channels) |
| Voltage - Supply Span (Min) | 36 V |
| Voltage - Supply Span (Max) | 36 V |
| Operating Temperature | 0°C ~ 70°C |
| Mounting Type | Through Hole |
| Package / Case | 8-DIP (0.300", 7.62mm) |
| Supplier Device Package | 8-PDIP |
| Base Product Number | LM1458 |
| Gain Bandwidth Product | 1 MHz |
概要
Description
The LM1458N is a dual operational amplifier (op-amp) designed for use in various analog applications. It features a low noise, high gain, and a wide bandwidth, making it suitable for tasks such as signal conditioning, filtering, and amplification. The op-amp operates on a wide supply voltage range, typically from ±4V to ±18V, allowing flexibility in circuit design.
Key specifications include a low input offset voltage, high input impedance, and low output distortion, which contribute to its effectiveness in audio and instrumentation applications. The LM1458N can drive loads directly, thanks to its ability to output significant current, and it is compatible with single or dual power supplies.
This op-amp is encapsulated in standard DIP packages, making it easy to integrate into various circuits. Its reliability and performance have made it a popular choice among engineers and hobbyists alike for building amplifiers, oscillators, and other linear applications.
Key specifications include a low input offset voltage, high input impedance, and low output distortion, which contribute to its effectiveness in audio and instrumentation applications. The LM1458N can drive loads directly, thanks to its ability to output significant current, and it is compatible with single or dual power supplies.
This op-amp is encapsulated in standard DIP packages, making it easy to integrate into various circuits. Its reliability and performance have made it a popular choice among engineers and hobbyists alike for building amplifiers, oscillators, and other linear applications.
Equivalent
Equivalent products to the LM1458N operational amplifier include the TL082, TL084, and LM358 These alternatives share similar characteristics, such as dual channels and JFET input, making them suitable substitutes in various applications. Additionally, the LM1458 can be replaced by the NE5532 and MC33078, which also offer comparable performance in audio and general-purpose applications. Always check the specific parameters to ensure compatibility.
Features
The LM1458N is a dual operational amplifier (op-amp) designed for various applications in analog signal processing. Key features include:
1. Dual Configuration: Contains two independent, high-gain, internally frequency-compensated op-amps.
2. Wide Supply Voltage Range: Operates on a dual supply of ±15V to ±5V, making it versatile for different circuit designs.
3. Low Noise: Designed for low noise, enhancing signal fidelity in audio and precision applications.
4. High Input Impedance: Offers high input impedance, reducing loading effects on preceding stages.
5. Low Output Impedance: Ensures efficient driving of loads with minimal signal distortion.
6. Common-Mode Rejection Ratio (CMRR): Provides a high CMRR, improving performance in differential signal applications.
7. Wide Bandwidth: Features a gain-bandwidth product of around 1 MHz, suitable for a variety of frequency applications.
8. Low Power Consumption: Consumes low power, making it suitable for battery-operated devices.
Overall, the LM1458N is ideal for audio applications, signal conditioning, and other analog processing uses.
1. Dual Configuration: Contains two independent, high-gain, internally frequency-compensated op-amps.
2. Wide Supply Voltage Range: Operates on a dual supply of ±15V to ±5V, making it versatile for different circuit designs.
3. Low Noise: Designed for low noise, enhancing signal fidelity in audio and precision applications.
4. High Input Impedance: Offers high input impedance, reducing loading effects on preceding stages.
5. Low Output Impedance: Ensures efficient driving of loads with minimal signal distortion.
6. Common-Mode Rejection Ratio (CMRR): Provides a high CMRR, improving performance in differential signal applications.
7. Wide Bandwidth: Features a gain-bandwidth product of around 1 MHz, suitable for a variety of frequency applications.
8. Low Power Consumption: Consumes low power, making it suitable for battery-operated devices.
Overall, the LM1458N is ideal for audio applications, signal conditioning, and other analog processing uses.
Pinout
The LM1458N is a dual operational amplifier (op-amp) with a total of 8 pins. Its pin configuration and functions are as follows:
1. Non-Inverting Input (V+) - Pin 1: Input for the first op-amp.
2. Inverting Input (V-) - Pin 2: Input for the first op-amp.
3. Output (O1) - Pin 3: Output for the first op-amp.
4. Offset Null - Pin 4: Used for offset voltage adjustment.
5. V- (Negative Supply) - Pin 5: Negative power supply voltage.
6. V+ (Positive Supply) - Pin 6: Positive power supply voltage.
7. Output (O2) - Pin 7: Output for the second op-amp.
8. Inverting Input (V-) - Pin 8: Input for the second op-amp.
The LM1458N operates on a dual supply voltage, typically ranging from ±5V to ±15V, and is widely used in various analog applications due to its high gain, low noise, and versatility.
1. Non-Inverting Input (V+) - Pin 1: Input for the first op-amp.
2. Inverting Input (V-) - Pin 2: Input for the first op-amp.
3. Output (O1) - Pin 3: Output for the first op-amp.
4. Offset Null - Pin 4: Used for offset voltage adjustment.
5. V- (Negative Supply) - Pin 5: Negative power supply voltage.
6. V+ (Positive Supply) - Pin 6: Positive power supply voltage.
7. Output (O2) - Pin 7: Output for the second op-amp.
8. Inverting Input (V-) - Pin 8: Input for the second op-amp.
The LM1458N operates on a dual supply voltage, typically ranging from ±5V to ±15V, and is widely used in various analog applications due to its high gain, low noise, and versatility.
Manufacturer
The LM1458N is manufactured by Texas Instruments (TI), a leading American technology company. Founded in 1930, Texas Instruments specializes in designing and manufacturing semiconductors and various related technology solutions. The company is particularly known for its analog electronics, embedded processors, and digital signal processors. TI serves a wide range of industries, including automotive, communications, industrial, and consumer electronics, providing innovative products that support advanced applications in areas such as IoT, automation, and power management. Texas Instruments is recognized for its commitment to research and development, pushing the boundaries of semiconductor technology to meet the evolving demands of the global market.
Application
The LM1458N is a dual operational amplifier widely used in various applications, including:
1. Signal Conditioning: Amplifying weak signals in sensors and transducers.
2. Filters: Designing active low-pass, high-pass, and band-pass filters.
3. Comparators: Serving as a voltage comparator in threshold detection.
4. Audio Applications: Enhancing audio signals in mixers and amplifiers.
5. Instrumentation: Used in data acquisition systems for signal amplification and processing.
6. Feedback Control: Implementing feedback loops in control systems.
7. Active Rectifiers: In precision rectifiers for AC to DC conversion.
Its low noise and high gain make it suitable for various analog signal processing tasks.
1. Signal Conditioning: Amplifying weak signals in sensors and transducers.
2. Filters: Designing active low-pass, high-pass, and band-pass filters.
3. Comparators: Serving as a voltage comparator in threshold detection.
4. Audio Applications: Enhancing audio signals in mixers and amplifiers.
5. Instrumentation: Used in data acquisition systems for signal amplification and processing.
6. Feedback Control: Implementing feedback loops in control systems.
7. Active Rectifiers: In precision rectifiers for AC to DC conversion.
Its low noise and high gain make it suitable for various analog signal processing tasks.
Package
The LM1458N is typically packaged in an 8-lead dual in-line package (DIP) format. It may also be available in surface mount options such as SOIC or TSSOP, depending on the manufacturer.
