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사양
| 속성 | 가치 |
| Package / Case | Tube |
| Part Status | Obsolete |
| Amplifier Type | General Purpose |
| Number of Circuits | 2 |
| Gain Bandwidth Product | 700 kHz |
| Current - Input Bias | 45 nA |
| Voltage - Input Offset | 2 mV |
| Supply Current | 1mA |
| Current - Output / Channel | 30 mA |
| Voltage - Supply Span(Min) | 3 V |
| Voltage - Supply Span(Max) | 32 V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Through Hole |
개요
Description
The LM2904N is a dual operational amplifier (op-amp) designed for general-purpose applications. It is widely used in signal processing, filtering, and amplification due to its versatility and reliability. The device operates over a wide voltage range, making it suitable for both single and dual power supply systems.
Key features include low power consumption, high gain, and a wide bandwidth, allowing for efficient performance in various electronic circuits. The LM2904N is known for its input offset voltage, which is low enough to ensure minimal distortion and high precision in output signals. It also has a high common-mode rejection ratio (CMRR) and a high signal-to-noise ratio (SNR), essential for maintaining signal integrity.
The LM2904N comes in a standard 8-pin dual in-line package (DIP), making it easy to integrate into circuit designs. Its ability to operate over a broad temperature range enhances its suitability for diverse applications, from consumer electronics to industrial systems. Generally, the LM2904N is valued for its balance of performance, cost-effectiveness, and ease of use in various electronic design projects.
Key features include low power consumption, high gain, and a wide bandwidth, allowing for efficient performance in various electronic circuits. The LM2904N is known for its input offset voltage, which is low enough to ensure minimal distortion and high precision in output signals. It also has a high common-mode rejection ratio (CMRR) and a high signal-to-noise ratio (SNR), essential for maintaining signal integrity.
The LM2904N comes in a standard 8-pin dual in-line package (DIP), making it easy to integrate into circuit designs. Its ability to operate over a broad temperature range enhances its suitability for diverse applications, from consumer electronics to industrial systems. Generally, the LM2904N is valued for its balance of performance, cost-effectiveness, and ease of use in various electronic design projects.
Equivalent
The LM2904N is a dual operational amplifier. Equivalent products include the LM358LM358N, LM2904 (without the 'N' suffix), MC33072, and TL082. These are standard dual op-amps with similar voltage and current characteristics, suitable for general-purpose applications. While specifications may vary slightly, these alternatives generally offer comparable performance.
Features
The LM2904N is a dual operational amplifier known for its versatility in various applications. Key features include:
1. Dual Op-Amp: It contains two independent, high-gain, internally frequency-compensated operational amplifiers.
2. Wide Supply Voltage Range: Operates on a single or dual power supply, ranging from 3V to 32V (single supply) or ±1.5V to ±16V (dual supply).
3. Low Power Consumption: Designed for low power consumption, making it suitable for battery-operated devices.
4. Wide Bandwidth: It has a bandwidth of approximately 1 MHz, making it suitable for moderate-speed applications.
5. Output Drive Capability: Capable of delivering large output currents with a peak output current of around 40 mA.
6. Input Common-Mode Voltage Range: Includes ground, allowing the device to operate in single-supply applications.
7. Short-Circuit Protection: The device is protected against short circuits on the output.
8. Temperature Range: Operates effectively over a wide temperature range from -40°C to +85°C, suitable for various environmental conditions.
These features make the LM2904N ideal for use in signal processing, filtering, and amplification in consumer electronics, automotive, and industrial applications.
1. Dual Op-Amp: It contains two independent, high-gain, internally frequency-compensated operational amplifiers.
2. Wide Supply Voltage Range: Operates on a single or dual power supply, ranging from 3V to 32V (single supply) or ±1.5V to ±16V (dual supply).
3. Low Power Consumption: Designed for low power consumption, making it suitable for battery-operated devices.
4. Wide Bandwidth: It has a bandwidth of approximately 1 MHz, making it suitable for moderate-speed applications.
5. Output Drive Capability: Capable of delivering large output currents with a peak output current of around 40 mA.
6. Input Common-Mode Voltage Range: Includes ground, allowing the device to operate in single-supply applications.
7. Short-Circuit Protection: The device is protected against short circuits on the output.
8. Temperature Range: Operates effectively over a wide temperature range from -40°C to +85°C, suitable for various environmental conditions.
These features make the LM2904N ideal for use in signal processing, filtering, and amplification in consumer electronics, automotive, and industrial applications.
Pinout
The LM2904N is a dual operational amplifier. It comes in an 8-pin package. Below is a concise description of the pin configuration and their functions:
1. Pin 1 (OUT A): Output of op-amp A.
2. Pin 2 (IN- A): Inverting input of op-amp A.
3. Pin 3 (IN+ A): Non-inverting input of op-amp A.
4. Pin 4 (VCC-): Negative power supply (ground in single-supply applications).
5. Pin 5 (IN+ B): Non-inverting input of op-amp B.
6. Pin 6 (IN- B): Inverting input of op-amp B.
7. Pin 7 (OUT B): Output of op-amp B.
8. Pin 8 (VCC+): Positive power supply.
The LM2904N is designed for a wide range of applications including signal amplification and filtering, and it operates effectively over a wide voltage range. It is frequently used in battery-powered devices due to its low power consumption.
1. Pin 1 (OUT A): Output of op-amp A.
2. Pin 2 (IN- A): Inverting input of op-amp A.
3. Pin 3 (IN+ A): Non-inverting input of op-amp A.
4. Pin 4 (VCC-): Negative power supply (ground in single-supply applications).
5. Pin 5 (IN+ B): Non-inverting input of op-amp B.
6. Pin 6 (IN- B): Inverting input of op-amp B.
7. Pin 7 (OUT B): Output of op-amp B.
8. Pin 8 (VCC+): Positive power supply.
The LM2904N is designed for a wide range of applications including signal amplification and filtering, and it operates effectively over a wide voltage range. It is frequently used in battery-powered devices due to its low power consumption.
Manufacturer
The LM2904N is manufactured by Texas Instruments, a prominent American technology company. Texas Instruments is primarily known for its development and production of semiconductors and integrated circuits, which are used in a variety of electronic devices. The company operates in sectors such as analog technology, embedded processing, and education technology. Founded in 1930 and headquartered in Dallas, Texas, Texas Instruments is recognized for its innovation in the electronics industry and has a significant global presence.
Application
The LM2904N is a dual operational amplifier commonly used in a variety of applications due to its low power consumption and ability to operate on a wide voltage range. Key application areas include:
1. Signal Conditioning: Amplifying weak sensor signals for processing.
2. Audio Preamplifiers: Boosting audio signals before further amplification.
3. Active Filters: Used in design of low-pass, high-pass, and band-pass filters.
4. Voltage Follower/Buffers: Prevents signal distortion by buffering.
5. Comparators: Comparing voltages in control and measurement systems.
6. Integrators and Differentiators: In analog computing and signal processing circuits.
Its robust performance in harsh environments makes it suitable for automotive and industrial applications.
1. Signal Conditioning: Amplifying weak sensor signals for processing.
2. Audio Preamplifiers: Boosting audio signals before further amplification.
3. Active Filters: Used in design of low-pass, high-pass, and band-pass filters.
4. Voltage Follower/Buffers: Prevents signal distortion by buffering.
5. Comparators: Comparing voltages in control and measurement systems.
6. Integrators and Differentiators: In analog computing and signal processing circuits.
Its robust performance in harsh environments makes it suitable for automotive and industrial applications.
Package
The LM2904N is an operational amplifier integrated circuit that comes in a Dual In-line Package (DIP) with 8 pins. This through-hole package type is commonly used for prototyping and easier manual assembly.
