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OPA1678IDGKR
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FabricanteTexas Instruments
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| AmplifierType | Audio |
| NumberofCircuits | 2 |
| OutputType | Rail-to-Rail |
| SlewRate | 9V/µs |
| GainBandwidthProduct | 16 MHz |
| Current-InputBias | 10 pA |
| Voltage-InputOffset | 500 µV |
| Current-Supply | 2mA (x2 Channels) |
| Current-Output/Channel | 50 mA |
| Voltage-SupplySpan(Min) | 4.5 V |
| Voltage-SupplySpan(Max) | 36 V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) |
Visão Geral
Description
The OPA1678IDGKR is a high-performance operational amplifier from Texas Instruments, designed for audio applications. It features low noise, low distortion, and a wide dynamic range, making it ideal for high-fidelity audio systems. The op-amp operates with a low total harmonic distortion (THD) of 0.0001% and offers a wide bandwidth of 16 MHz, ensuring superior audio clarity and precision. With a low input voltage noise density of 4.5 nV/√Hz, it minimizes noise interference, enhancing sound quality.
The OPA1678IDGKR supports a wide supply voltage range from ±2.25V to ±18V, offering flexibility in various audio applications. It also features rail-to-rail output, enabling maximum signal swing and improving dynamic range. This model is housed in a compact 8-pin VSSOP (DGK) package, making it suitable for space-constrained designs. Its robust performance and reliability make it an excellent choice for audio preamplifiers, DAC output amplifiers, and other audio processing equipment. Additionally, its low power consumption enhances the efficiency of audio devices, making it a preferred choice for both portable and stationary audio applications.
The OPA1678IDGKR supports a wide supply voltage range from ±2.25V to ±18V, offering flexibility in various audio applications. It also features rail-to-rail output, enabling maximum signal swing and improving dynamic range. This model is housed in a compact 8-pin VSSOP (DGK) package, making it suitable for space-constrained designs. Its robust performance and reliability make it an excellent choice for audio preamplifiers, DAC output amplifiers, and other audio processing equipment. Additionally, its low power consumption enhances the efficiency of audio devices, making it a preferred choice for both portable and stationary audio applications.
Equivalent
The OPA1678IDGKR is a low-noise, low-distortion audio operational amplifier. Equivalent products include:
1. Texas Instruments OPA2134 series
2. Analog Devices AD8512 series
3. STMicroelectronics TS922 series
4. NJM 2068 by New Japan Radio (NJR)
These alternatives vary in specifications, and it's important to verify parameters such as noise, distortion, bandwidth, and supply voltage compatibility for your specific application.
1. Texas Instruments OPA2134 series
2. Analog Devices AD8512 series
3. STMicroelectronics TS922 series
4. NJM 2068 by New Japan Radio (NJR)
These alternatives vary in specifications, and it's important to verify parameters such as noise, distortion, bandwidth, and supply voltage compatibility for your specific application.
Features
The OPA1678IDGKR is a low-noise, high-performance operational amplifier designed for audio applications. Key features include:
1. Low Noise: It has a low noise density of 4.5 nV/√Hz, making it suitable for high-fidelity audio applications.
2. High Performance: Offers excellent distortion characteristics with a total harmonic distortion plus noise (THD+N) of 0.0001%.
3. Wide Bandwidth: It has a bandwidth of 16 MHz, supporting high-speed signal processing.
4. Rail-to-Rail Output: The op-amp provides rail-to-rail output swing, enhancing its dynamic range.
5. Low Power Consumption: It operates with a low quiescent current, making it energy-efficient.
6. Supply Voltage: Operates with a supply voltage range from ±2.25V to ±18V, offering flexibility in various applications.
7. Slew Rate: Features a slew rate of 10 V/µs, facilitating rapid signal transitions.
8. Operating Temperature Range: Functions effectively across a wide temperature range from -40°C to +85°C.
9. Package: Available in an 8-pin VSSOP package, making it suitable for compact designs.
These features make the OPA1678IDGKR ideal for professional audio equipment, musical instruments, and other precision audio applications.
1. Low Noise: It has a low noise density of 4.5 nV/√Hz, making it suitable for high-fidelity audio applications.
2. High Performance: Offers excellent distortion characteristics with a total harmonic distortion plus noise (THD+N) of 0.0001%.
3. Wide Bandwidth: It has a bandwidth of 16 MHz, supporting high-speed signal processing.
4. Rail-to-Rail Output: The op-amp provides rail-to-rail output swing, enhancing its dynamic range.
5. Low Power Consumption: It operates with a low quiescent current, making it energy-efficient.
6. Supply Voltage: Operates with a supply voltage range from ±2.25V to ±18V, offering flexibility in various applications.
7. Slew Rate: Features a slew rate of 10 V/µs, facilitating rapid signal transitions.
8. Operating Temperature Range: Functions effectively across a wide temperature range from -40°C to +85°C.
9. Package: Available in an 8-pin VSSOP package, making it suitable for compact designs.
These features make the OPA1678IDGKR ideal for professional audio equipment, musical instruments, and other precision audio applications.
Manufacturer
The OPA1678IDGKR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components, including integrated circuits for various applications such as analog and embedded processing. TI's products are used in a multitude of industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. As a leading company in the semiconductor industry, Texas Instruments focuses on innovation and delivering technology solutions that improve performance and efficiency across numerous electronic devices.
Application
The OPA1678IDGKR is a high-performance operational amplifier suitable for various audio applications. Its key application areas include:
1. Audio Equipment: Used in applications requiring high-quality sound, such as professional audio systems, mixers, and audio interfaces.
2. Headphone Amplifiers: Ideal for driving headphones due to its low noise and distortion characteristics.
3. Active Filters: Utilized in audio filtering circuits to enhance or attenuate specific audio frequencies.
4. Microphone Preamps: Enhances weak microphone signals while maintaining low distortion and noise.
5. Analog Signal Processing: Employed in general-purpose analog circuits that require high-fidelity signal amplification.
These applications leverage the OPA1678IDGKR's low noise, low distortion, and wide bandwidth features.
1. Audio Equipment: Used in applications requiring high-quality sound, such as professional audio systems, mixers, and audio interfaces.
2. Headphone Amplifiers: Ideal for driving headphones due to its low noise and distortion characteristics.
3. Active Filters: Utilized in audio filtering circuits to enhance or attenuate specific audio frequencies.
4. Microphone Preamps: Enhances weak microphone signals while maintaining low distortion and noise.
5. Analog Signal Processing: Employed in general-purpose analog circuits that require high-fidelity signal amplification.
These applications leverage the OPA1678IDGKR's low noise, low distortion, and wide bandwidth features.
Package
The OPA1678IDGKR is an operational amplifier from Texas Instruments. It comes in a VSSOP (Very Thin Shrink Small Outline Package) with 10 pins. The packaging type, DGK, refers to this specific VSSOP format, and the "R" suffix indicates it is supplied on a reel, suitable for automated assembly processes.
