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OPA656N/250
+BOM-
ManufacturerTexas Instruments
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Mfr. Part #OPA656N/250
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In Stock6291
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Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| AmplifierType | Voltage Feedback |
| NumberofCircuits | 1 |
| SlewRate | 295V/µs |
| GainBandwidthProduct | 230 MHz |
| -3dbBandwidth | 500 MHz |
| Current-InputBias | 2 pA |
| Voltage-InputOffset | 250 µV |
| Current-Supply | 14mA |
| Current-Output/Channel | 70 mA |
| Voltage-SupplySpan(Min) | 8 V |
| Voltage-SupplySpan(Max) | 12 V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | SC-74A, SOT-753 |
Overview
Description
The OPA656N/250 is a high-speed operational amplifier designed for applications requiring fast signal processing and precision. It features a high slew rate and low input bias current, making it suitable for high-impedance sensor interfaces and fast photodiode preamplifiers. The device boasts a wide bandwidth and low distortion, which are critical for high-fidelity audio and video applications. With its low noise characteristics, the OPA656N/250 is ideal for use in data acquisition systems where signal integrity is paramount. Additionally, the amplifier operates over a wide supply range, enhancing its versatility in various electronic applications. Its robust design ensures reliability and stability in demanding environments, making it a popular choice for engineers and designers working on cutting-edge projects. The OPA656N/250's performance can be optimized further through careful PCB design and component selection, ensuring optimal performance in its intended application.
Equivalent
The OPA656N/250 is a high-speed, low-noise operational amplifier. Equivalent products with similar specifications might include the AD8065 from Analog Devices, the LMH6629 from Texas Instruments, and the LT1806 from Analog Devices (formerly Linear Technology). These alternatives offer high bandwidth, low noise, and fast slew rates suitable for applications requiring high-speed signal amplification. Always verify specific parameters like voltage range, input bias current, and package type to ensure compatibility with your application.
Features
The OPA656N/250 is a high-speed operational amplifier known for its wide bandwidth and low distortion, ideal for a range of applications. Some of its key features include:
1. High Slew Rate: Offers a high slew rate of approximately 2900 V/µs, enabling fast response times.
2. Wide Bandwidth: Provides a wide bandwidth of 500 MHz, making it suitable for high-frequency applications.
3. Low Input Noise: Features low input voltage noise of 7 nV/√Hz, enhancing signal clarity and precision.
4. Unity-Gain Stability: Maintains stability at unity gain, ensuring reliable performance across various configurations.
5. Low Distortion: Delivers low total harmonic distortion, ensuring signal fidelity.
6. Fast Settling Time: Quick settling times of around 7 ns, beneficial for high-speed data acquisition.
7. Versatile Applications: Designed for use in video processing, wideband photodiode transimpedance amplifiers, and HF oscillators.
These features make the OPA656N/250 a suitable choice for applications requiring high speed, precision, and low noise.
1. High Slew Rate: Offers a high slew rate of approximately 2900 V/µs, enabling fast response times.
2. Wide Bandwidth: Provides a wide bandwidth of 500 MHz, making it suitable for high-frequency applications.
3. Low Input Noise: Features low input voltage noise of 7 nV/√Hz, enhancing signal clarity and precision.
4. Unity-Gain Stability: Maintains stability at unity gain, ensuring reliable performance across various configurations.
5. Low Distortion: Delivers low total harmonic distortion, ensuring signal fidelity.
6. Fast Settling Time: Quick settling times of around 7 ns, beneficial for high-speed data acquisition.
7. Versatile Applications: Designed for use in video processing, wideband photodiode transimpedance amplifiers, and HF oscillators.
These features make the OPA656N/250 a suitable choice for applications requiring high speed, precision, and low noise.
Pinout
The OPA656N/250 is a high-speed operational amplifier designed for applications requiring fast signal processing and wide bandwidth. It comes in an 8-pin package, typically a DIP-8 or SOIC-8. Here is a brief overview of its pin configuration:
1. Pin 1 (Offset Null): Used for offset voltage adjustment.
2. Pin 2 (Inverting Input, -IN): The input terminal where the inverting signal is applied.
3. Pin 3 (Non-Inverting Input, +IN): The input terminal where the non-inverting signal is applied.
4. Pin 4 (V- or VEE): The negative supply voltage terminal.
5. Pin 5 (Offset Null): Used in conjunction with Pin 1 to adjust offset voltage.
6. Pin 6 (Output): The output terminal where the amplified signal is delivered.
7. Pin 7 (V+ or VCC): The positive supply voltage terminal.
8. Pin 8 (NC or N/C): Typically a no-connect or sometimes used for additional features.
The OPA656 offers a high slew rate and low input bias current, making it suitable for applications like photodiode amplification, ADC buffering, and fast signal processing tasks.
1. Pin 1 (Offset Null): Used for offset voltage adjustment.
2. Pin 2 (Inverting Input, -IN): The input terminal where the inverting signal is applied.
3. Pin 3 (Non-Inverting Input, +IN): The input terminal where the non-inverting signal is applied.
4. Pin 4 (V- or VEE): The negative supply voltage terminal.
5. Pin 5 (Offset Null): Used in conjunction with Pin 1 to adjust offset voltage.
6. Pin 6 (Output): The output terminal where the amplified signal is delivered.
7. Pin 7 (V+ or VCC): The positive supply voltage terminal.
8. Pin 8 (NC or N/C): Typically a no-connect or sometimes used for additional features.
The OPA656 offers a high slew rate and low input bias current, making it suitable for applications like photodiode amplification, ADC buffering, and fast signal processing tasks.
Manufacturer
The OPA656N/250 is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company headquartered in Dallas, Texas. It designs and manufactures semiconductors and various integrated circuits, which are used in electronics for industrial, automotive, personal electronics, communications, and computing applications. TI is well-known for its production of analog chips and embedded processors, and it serves a global market with its extensive range of semiconductor products.
Application
The OPA656N/250 is a high-speed operational amplifier known for its low noise and wide bandwidth, making it suitable for various precision and high-frequency applications. Key application areas include:
1. Photodiode Amplifiers: Ideal for low-light level detection due to low noise.
2. High-Speed Data Acquisition: Supports fast signal processing.
3. Medical Imaging: Used in systems requiring high precision and speed.
4. Optical Networking: Facilitates high-speed signal amplification.
5. Test and Measurement Equipment: Enhances performance in precise instrumentation.
6. Communications: Utilized in RF and IF amplifier stages.
These applications benefit from its excellent dynamic performance and high gain-bandwidth product.
1. Photodiode Amplifiers: Ideal for low-light level detection due to low noise.
2. High-Speed Data Acquisition: Supports fast signal processing.
3. Medical Imaging: Used in systems requiring high precision and speed.
4. Optical Networking: Facilitates high-speed signal amplification.
5. Test and Measurement Equipment: Enhances performance in precise instrumentation.
6. Communications: Utilized in RF and IF amplifier stages.
These applications benefit from its excellent dynamic performance and high gain-bandwidth product.
Package
The OPA656N/250 is typically available in an SOIC (Small Outline Integrated Circuit) package. This package type is commonly used for surface-mount applications and provides a compact, efficient form factor for the OPA656, which is a high-speed operational amplifier.
