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規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| AmplifierType | J-FET |
| NumberofCircuits | 2 |
| OutputType | Rail-to-Rail |
| SlewRate | 20V/µs |
| GainBandwidthProduct | 11 MHz |
| Current-InputBias | 0.5 pA |
| Voltage-InputOffset | 30 µV |
| Current-Supply | 1.8mA (x2 Channels) |
| Current-Output/Channel | 36 mA |
| Voltage-SupplySpan(Min) | 4.5 V |
| Voltage-SupplySpan(Max) | 36 V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) |
概述
Description
The OPA2140AIDGKR is a precision operational amplifier developed by Texas Instruments. It is part of the OPA2140 series, known for its low-noise and wide bandwidth performance. Key features include a low input bias current, low offset voltage, and low drift, making it ideal for high-precision applications. The amplifier operates over a wide voltage range and is suitable for both single and dual-supply configurations.
It offers a rail-to-rail output, ensuring maximum dynamic range in applications that require precise analog signal processing. The OPA2140AIDGKR is housed in a small VSSOP package, making it suitable for compact designs. It is widely used in instrumentation, sensor signal conditioning, and data acquisition systems.
The device is capable of performing well in both analog and mixed-signal environments, providing designers with flexibility and reliability. Its high performance under varying conditions ensures accurate signal amplification, making it a popular choice among engineers for applications demanding precision and stability.
It offers a rail-to-rail output, ensuring maximum dynamic range in applications that require precise analog signal processing. The OPA2140AIDGKR is housed in a small VSSOP package, making it suitable for compact designs. It is widely used in instrumentation, sensor signal conditioning, and data acquisition systems.
The device is capable of performing well in both analog and mixed-signal environments, providing designers with flexibility and reliability. Its high performance under varying conditions ensures accurate signal amplification, making it a popular choice among engineers for applications demanding precision and stability.
Equivalent
The OPA2140AIDGKR is a precision operational amplifier from Texas Instruments. Equivalent products from other manufacturers that offer similar precision, low noise, and low offset voltage characteristics include:
1. AD8628/AD8629 from Analog Devices
2. LT6015 from Analog Devices
3. LMC6482 from Texas Instruments
4. OPA2188 from Texas Instruments
When selecting an equivalent, ensure it matches your specific application requirements such as bandwidth, supply voltage, and package type.
1. AD8628/AD8629 from Analog Devices
2. LT6015 from Analog Devices
3. LMC6482 from Texas Instruments
4. OPA2188 from Texas Instruments
When selecting an equivalent, ensure it matches your specific application requirements such as bandwidth, supply voltage, and package type.
Features
The OPA2140AIDGKR is a precision operational amplifier that features low noise, low offset voltage, and high precision. It offers a wide supply voltage range from 4.5V to 36V, making it versatile for various applications. The amplifier has a low input bias current and a low offset drift, ensuring high accuracy. It also exhibits a common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR) that contribute to its precision performance. The OPA2140AIDGKR operates with a wide temperature range from -40°C to 125°C, ensuring reliability in harsh conditions. It features rail-to-rail output, enhancing its dynamic range. The amplifier is suitable for applications like high-precision data acquisition, industrial instrumentation, and active filters. Its small package size makes it ideal for space-constrained designs.
Pinout
The OPA2140AIDGKR is a precision operational amplifier manufactured by Texas Instruments. It comes in an 8-pin VSSOP (DGK) package. The pin functions are as follows:
1. OUTA: Output of amplifier A
2. -INA: Inverting input of amplifier A
3. +INA: Non-inverting input of amplifier A
4. V-: Negative power supply
5. +INB: Non-inverting input of amplifier B
6. -INB: Inverting input of amplifier B
7. OUTB: Output of amplifier B
8. V+: Positive power supply
The OPA2140 is a high-precision, low noise, low distortion operational amplifier suitable for a wide range of applications, including precision amplification, filtering, and signal processing.
1. OUTA: Output of amplifier A
2. -INA: Inverting input of amplifier A
3. +INA: Non-inverting input of amplifier A
4. V-: Negative power supply
5. +INB: Non-inverting input of amplifier B
6. -INB: Inverting input of amplifier B
7. OUTB: Output of amplifier B
8. V+: Positive power supply
The OPA2140 is a high-precision, low noise, low distortion operational amplifier suitable for a wide range of applications, including precision amplification, filtering, and signal processing.
Manufacturer
The OPA2140AIDGKR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components and integrated circuits. Founded in 1930 and headquartered in Dallas, Texas, TI is known for its innovation and development of analog and embedded processing products. These products are used in a variety of applications, including industrial, automotive, personal electronics, and communications equipment. The company is a leader in the semiconductor industry and focuses on developing technologies that help advance electronics across multiple sectors.
Application
The OPA2140AIDGKR is a precision operational amplifier known for its low noise and wide bandwidth. It is commonly used in various applications such as:
1. Instrumentation Amplifiers: Provides high precision in measuring low-level signals.
2. Data Acquisition Systems: Ensures accurate signal processing due to its low distortion.
3. Active Filters: Used in designing filters that require stability and precision.
4. Medical Instruments: Facilitates sensitive measurements and monitoring.
5. Precision Voltage Reference: Delivers stable reference voltages in complex circuits.
6. Sensor Signal Conditioning: Enhances the performance of sensor outputs.
These applications leverage the op-amp's high precision, low noise, and stability across a wide range of operating conditions.
1. Instrumentation Amplifiers: Provides high precision in measuring low-level signals.
2. Data Acquisition Systems: Ensures accurate signal processing due to its low distortion.
3. Active Filters: Used in designing filters that require stability and precision.
4. Medical Instruments: Facilitates sensitive measurements and monitoring.
5. Precision Voltage Reference: Delivers stable reference voltages in complex circuits.
6. Sensor Signal Conditioning: Enhances the performance of sensor outputs.
These applications leverage the op-amp's high precision, low noise, and stability across a wide range of operating conditions.
Package
The OPA2140AIDGKR is an operational amplifier from Texas Instruments. It comes in a VSSOP-8 (DGK) package type, which is a very thin, small outline package with 8 pins. This package is surface-mount and is designed for compact applications, offering reliable performance in a small form factor.
