OPA656UB
Experience fast and stable performance with the OPA656UB, a high-speed operational amplifier featuring FET-input design."OPA656UB
Experience fast and stable performance with the OPA656UB, a high-speed operational amplifier featuring FET-input design."
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Manufacturer Part # : OPA656UB
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Package/Case: SOIC (D)-8
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Brand: Texas Instruments
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Product Categories : Instrumentation, OP Amps, Buffer Amps
Quality Assurance
Quality Assurance
All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.
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Certification
We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
About Shipping
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]
About packaging
Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.
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OPA656UB DataSheet
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Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
Texas Instruments' OPA656UB is a high-speed operational amplifier known for its wide bandwidth of 750MHz and fast slew rate of 2100V/µs, making it an excellent choice for applications requiring rapid signal processing. It operates within a supply voltage range of ±2.25V to ±6V, offering flexibility in circuit design. With a low input voltage noise density of 1.6nV/√Hz and low distortion characteristics, it ensures high-fidelity signal processing, making it particularly suitable for high-speed communication systems, instrumentation, and test equipment where precision and speed are critical. Its unity-gain stable architecture allows for stable closed-loop gain even at high frequencies, and its differential input structure enables excellent common-mode rejection ratio (CMRR) performance. Additionally, its compact package and low power consumption make it suitable for portable and battery-operated devices. In conclusion, the OPA656UB is a high-performing operational amplifier that can meet the demands of various signal processing applications, providing reliability and efficiency
Key Features
- 1000 MHz Unity-Gain Bandwidth
- Low Offset Voltage:
- ±250 µV (max)
- Wide Temperature Range:
- -20°C to 150°C
- High Input Impedance:
- 20 MΩ (typical)
Application
- Precision measurement
- Industrial control
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Architecture | FET / CMOS Input, Voltage FB | Number of channels | 1 |
Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) | 8 | Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) | 12 |
GBW (typ) (MHz) | 230 | BW at Acl (MHz) | 500 |
Acl, min spec gain (V/V) | 1 | Slew rate (typ) (V/µs) | 290 |
Vn at flatband (typ) (nV√Hz) | 7 | Vn at 1 kHz (typ) (nV√Hz) | 10 |
Iq per channel (typ) (mA) | 14 | Vos (offset voltage at 25°C) (max) (mV) | 0.6 |
Rail-to-rail | No | Rating | Catalog |
Operating temperature range (°C) | -40 to 85 | CMRR (typ) (dB) | 86 |
Input bias current (max) (pA) | 5 | Offset drift (typ) (µV/°C) | 2 |
Iout (typ) (mA) | 70 | 2nd harmonic (dBc) | 71 |
3rd harmonic (dBc) | 81 | Frequency of harmonic distortion measurement (MHz) | 5 |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is OPA656UB?
The OPA656UB is a high-speed, low-power, voltage-feedback operational amplifier manufactured by Texas Instruments. It is designed for applications requiring wide bandwidth, high slew rate, and low distortion, such as broadband communication systems, portable instrumentation, and medical equipment.
How Does OPA656UB Work?
The OPA656UB operates as a voltage-feedback amplifier with high-speed performance, allowing it to amplify high-frequency signals with minimal distortion. Its low-power design makes it suitable for battery-powered and portable applications. The amplifier is capable of driving capacitive loads, further enhancing its versatility in various circuit designs.
How Many Pins does OPA656UB have and What are the Functions of the Pinout Configuration?
The OPA656UB is housed in a 5-lead SOT-23 package. The pinout configuration includes:
- V+: Positive power supply pin.
- V-: Negative power supply pin.
- OUT: Output pin.
- -IN: Inverting input pin.
- +IN: Non-inverting input pin.
What are the Pros and Cons of OPA656UB?
Pros:
- High Speed: Offers wide bandwidth and high slew rate for high-frequency applications.
- Low Power Consumption: Ideal for low-power and portable designs.
- Capacitive Load Drive: Capable of driving capacitive loads without sacrificing performance.
- Small Package: The 5-lead SOT-23 package is compact and suitable for space-constrained designs.
Cons:
- Limited Power Supply Range: May have limitations in power supply voltage range compared to some other amplifiers.
- External Components: May require additional external components for stability and filtering in some applications.
- Temperature Sensitivity: Performance may be sensitive to changes in temperature, requiring careful thermal management in certain designs.
Are There Any Equivalents/Alternatives to OPA656UB for Recommendation?
- The THS3091 from Texas Instruments is a comparable high-speed operational amplifier with similar performance characteristics.
- Alternatives to the OPA656UB include the AD8066 from Analog Devices and the LT1469 from Linear Technology.
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