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OPA842ID
+BOMIC VOLTAGE FEEDBACK 1 CIRC 8SOIC
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ManufacturerTexas Instruments
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Mfr. Part #OPA842ID
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In Stock4213
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Specifications
| Attribute | Value |
| PartStatus | Active |
| AmplifierType | Voltage Feedback |
| NumberofCircuits | 1 |
| SlewRate | 400V/µs |
| GainBandwidthProduct | 200 MHz |
| Current-InputBias | 20 µA |
| Voltage-InputOffset | 300 µV |
| Current-Supply | 20.2mA |
| Current-Output/Channel | 100 mA |
| Voltage-SupplySpan(Min) | 10 V |
| Voltage-SupplySpan(Max) | 12 V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154", 3.90mm Width) |
| SupplierDevicePackage | 8-SOIC |
| BaseProductNumber | OPA842 |
Overview
Description
The OPA842ID is a high-performance, precision operational amplifier designed for applications requiring low noise and high bandwidth. It features a wide supply voltage range, allowing for operation from ±2.5V to ±15V. The amplifier boasts a high gain bandwidth product, making it suitable for high-speed signal processing tasks.
Key specifications include a low input offset voltage, low total harmonic distortion (THD), and a high slew rate, which enhances its performance in audio, instrumentation, and data acquisition systems. The OPA842ID’s low noise characteristics make it ideal for sensitive applications, such as medical devices and communications.
Additionally, it is packaged in a compact form factor, enabling easy integration into existing designs. Overall, the OPA842ID is an excellent choice for engineers looking for a robust amplifier solution that combines precision, speed, and versatility.
Key specifications include a low input offset voltage, low total harmonic distortion (THD), and a high slew rate, which enhances its performance in audio, instrumentation, and data acquisition systems. The OPA842ID’s low noise characteristics make it ideal for sensitive applications, such as medical devices and communications.
Additionally, it is packaged in a compact form factor, enabling easy integration into existing designs. Overall, the OPA842ID is an excellent choice for engineers looking for a robust amplifier solution that combines precision, speed, and versatility.
Equivalent
The OPA842ID is a high-precision, low-noise operational amplifier. Equivalent products include the OPA2134, OPA2227, and LT1007. Other alternatives are the AD8620 and MCP602. Check specifications like bandwidth, noise, and power supply requirements to ensure compatibility with your application.
Features
The OPA842ID is a precision, low-noise operational amplifier designed for high-performance applications. Key features include:
1. Low Noise: It has a low voltage noise density of 1.1 nV/√Hz, suitable for precision signal processing.
2. Wide Bandwidth: The device offers a gain bandwidth product of 10 MHz, making it ideal for various frequency applications.
3. Low Distortion: It provides low total harmonic distortion (THD), ensuring high fidelity in audio and other sensitive applications.
4. High Slew Rate: With a typical slew rate of 15 V/µs, it can rapidly respond to fast input signal changes.
5. Rail-to-Rail Output: This feature allows the output to swing to within a few millivolts of the power supply rails, maximizing dynamic range.
6. Single-Supply Operation: It can operate on a single supply voltage, enhancing its versatility in different circuit configurations.
7. Wide Supply Voltage Range: The amplifier supports supply voltages from 3 V to 36 V.
Overall, the OPA842ID is suitable for applications such as data acquisition, low-frequency filtering, and audio processing.
1. Low Noise: It has a low voltage noise density of 1.1 nV/√Hz, suitable for precision signal processing.
2. Wide Bandwidth: The device offers a gain bandwidth product of 10 MHz, making it ideal for various frequency applications.
3. Low Distortion: It provides low total harmonic distortion (THD), ensuring high fidelity in audio and other sensitive applications.
4. High Slew Rate: With a typical slew rate of 15 V/µs, it can rapidly respond to fast input signal changes.
5. Rail-to-Rail Output: This feature allows the output to swing to within a few millivolts of the power supply rails, maximizing dynamic range.
6. Single-Supply Operation: It can operate on a single supply voltage, enhancing its versatility in different circuit configurations.
7. Wide Supply Voltage Range: The amplifier supports supply voltages from 3 V to 36 V.
Overall, the OPA842ID is suitable for applications such as data acquisition, low-frequency filtering, and audio processing.
Pinout
The OPA842ID is a precision operational amplifier with an 8-pin configuration. The pinout and their functions are as follows:
1. Offset Null - This pin is used for adjusting the offset voltage of the amplifier.
2. Inverting Input (–) - This is the input pin where the inverting signal is applied.
3. Non-Inverting Input (+) - This is the input pin for the non-inverting signal.
4. V– (Negative Supply) - This pin connects to the negative power supply voltage.
5. Output - This pin provides the output signal of the amplifier.
6. V+ (Positive Supply) - This pin connects to the positive power supply voltage.
7. NC (No Connection) - This pin is not internally connected and has no function.
8. NC (No Connection) - This is another no connection pin.
The OPA842ID is designed for high-speed, low-noise applications, making it suitable for a variety of analog signal processing tasks.
1. Offset Null - This pin is used for adjusting the offset voltage of the amplifier.
2. Inverting Input (–) - This is the input pin where the inverting signal is applied.
3. Non-Inverting Input (+) - This is the input pin for the non-inverting signal.
4. V– (Negative Supply) - This pin connects to the negative power supply voltage.
5. Output - This pin provides the output signal of the amplifier.
6. V+ (Positive Supply) - This pin connects to the positive power supply voltage.
7. NC (No Connection) - This pin is not internally connected and has no function.
8. NC (No Connection) - This is another no connection pin.
The OPA842ID is designed for high-speed, low-noise applications, making it suitable for a variety of analog signal processing tasks.
Manufacturer
The OPA842ID is manufactured by Texas Instruments (TI), a leading global semiconductor company. Founded in 1930, Texas Instruments specializes in designing and manufacturing analog, embedded processing, and digital signal processing (DSP) solutions. The company is known for its innovation in a wide range of fields, including telecommunications, automotive, industrial, and consumer electronics.
Texas Instruments primarily focuses on producing integrated circuits (ICs) and microcontrollers, catering to various applications such as power management, signal processing, and data conversion. The OPA842ID itself is a high-speed, precision operational amplifier, used in applications requiring low noise and high bandwidth.
TI is recognized for its commitment to research and development, continually advancing technology to provide efficient and effective solutions for engineers and designers worldwide. With a long history of expertise in the semiconductor industry, Texas Instruments plays a crucial role in driving innovation and supporting the development of modern electronic systems.
Texas Instruments primarily focuses on producing integrated circuits (ICs) and microcontrollers, catering to various applications such as power management, signal processing, and data conversion. The OPA842ID itself is a high-speed, precision operational amplifier, used in applications requiring low noise and high bandwidth.
TI is recognized for its commitment to research and development, continually advancing technology to provide efficient and effective solutions for engineers and designers worldwide. With a long history of expertise in the semiconductor industry, Texas Instruments plays a crucial role in driving innovation and supporting the development of modern electronic systems.
Application
The OPA842ID is a precision operational amplifier known for its high-speed and low-noise performance. Its application areas include:
1. Audio Equipment: Used in signal processing for high-fidelity audio systems.
2. Data Acquisition: Employed in sensor signal conditioning and analog-to-digital conversion.
3. Instrumentation: Ideal for medical devices and industrial instrumentation requiring precision measurements.
4. Control Systems: Utilized in feedback loops for motor controls and robotics.
5. Communication Systems: Used in RF and baseband processing for wireless applications.
6. Imaging Systems: Applied in cameras and imaging sensors for enhanced signal integrity.
Its versatility makes it suitable for various high-performance applications.
1. Audio Equipment: Used in signal processing for high-fidelity audio systems.
2. Data Acquisition: Employed in sensor signal conditioning and analog-to-digital conversion.
3. Instrumentation: Ideal for medical devices and industrial instrumentation requiring precision measurements.
4. Control Systems: Utilized in feedback loops for motor controls and robotics.
5. Communication Systems: Used in RF and baseband processing for wireless applications.
6. Imaging Systems: Applied in cameras and imaging sensors for enhanced signal integrity.
Its versatility makes it suitable for various high-performance applications.
Package
The OPA842ID is available in an SOIC-8 (Small Outline Integrated Circuit) package type, which is commonly used for integrated circuits. This package features a surface mount design, allowing for efficient thermal management and space-saving in circuit board layouts.
