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LM2904
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FabricantLa société diodes
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Pièce fabricant #LM2904
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En stock7339
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Spécifications
| Attribut | Valeur |
| Brand | Diodes Incorporated |
| Product Type | Op Amps - Operational Amplifiers |
| Subcategory | Amplifier ICs |
Présentation
Description
Key specifications include a gain bandwidth product of 1 MHz and a slew rate of 0.5 V/μs, which ensure decent performance for audio and signal processing tasks. Its output can swing close to the negative supply rail, enhancing its versatility in single-supply configurations.
The op-amp is known for its low noise and high input impedance, making it ideal for sensor interfacing and low-frequency signal amplification. Packaged in various forms, including DIP and surface-mount, the LM2904 is widely used in consumer electronics, instrumentation, and industrial applications. Overall, it is a reliable choice for designers seeking efficient and cost-effective amplification solutions.
Equivalent
Features
1. Dual Configuration: Contains two independent, high-gain, internally frequency-compensated op-amps.
2. Wide Supply Voltage Range: Operates within a supply voltage range of 3V to 32V (single supply) or ±1.5V to ±16V (dual supply).
3. Low Input Offset Voltage: Typically 2mV, ensuring better precision in various applications.
4. High Gain: Open-loop voltage gain of 100 dB, allowing for effective amplification of weak signals.
5. Frequency Response: Unity-gain bandwidth of 1 MHz, suitable for a variety of signal processing tasks.
6. Low Noise: Designed to minimize noise levels, enhancing the quality of signal amplification.
7. Robust Design: Short-circuit protection and thermal shutdown features ensure reliability.
8. Package Options: Available in various packages, including DIP and SOIC, for flexibility in circuit design.
These features make the LM2904 ideal for diverse electronic applications.
Pinout
1. Pin 1 (Output A): Output for the first operational amplifier.
2. Pin 2 (Inverting Input A): Inverting input for the first operational amplifier.
3. Pin 3 (Non-Inverting Input A): Non-inverting input for the first operational amplifier.
4. Pin 4 (V- or Ground): Negative supply voltage or ground connection.
5. Pin 5 (Non-Inverting Input B): Non-inverting input for the second operational amplifier.
6. Pin 6 (Inverting Input B): Inverting input for the second operational amplifier.
7. Pin 7 (Output B): Output for the second operational amplifier.
8. Pin 8 (V+ or Power Supply): Positive supply voltage connection.
The LM2904 is designed for applications requiring low power consumption and can operate with a wide range of supply voltages.
Manufacturer
Founded in 1930, Texas Instruments primarily focuses on the development of analog technologies, embedded processing, and digital signal processing. The company plays a significant role in various sectors, including automotive, industrial, communications, and consumer electronics. TI's products are widely used in applications ranging from audio equipment and medical devices to telecommunications and automation systems.
The LM2904, specifically, is known for its versatility and is commonly used in signal conditioning, filtering, and amplifying applications due to its low noise and wide frequency response. Texas Instruments is recognized for its commitment to innovation and quality in the semiconductor industry, providing engineers with reliable solutions for their design challenges.
Application
1. Signal Conditioning: Amplifying low-level signals for further processing.
2. Active Filters: Designing low-pass, high-pass, and band-pass filter circuits.
3. Instrumentation Amplifiers: Enhancing weak signals in sensor applications.
4. Voltage Follower: Providing high input impedance and low output impedance.
5. Analog Comparators: Comparing two voltage levels in control systems.
6. Oscillator Circuits: Generating waveforms for signal processing.
7. Audio Applications: Amplifying audio signals in mixers and equalizers.
Its versatility and low power consumption make it suitable for a wide range of electronic applications.