Overview
The OPA2340UA/2K5G4 is a dual, single-supply, rail-to-rail operational amplifier produced by Texas Instruments. It is part of the OPA340 series, which is optimized for low-voltage, single-supply operation. These amplifiers are designed for high-speed operation and are ideal for various applications, including driving sampling analog-to-digital (A/D) converters, general-purpose use, and audio processing. The OPA2340UA/2K5G4 comes in an 8-pin SOIC (D) package and operates over a temperature range of –40°C to 85°C.
Key Specifications
| Parameter | Min | Typical | Max | Unit |
|---|---|---|---|---|
| Operating Voltage Range | 2.5 | - | 5.5 | V |
| Specified Voltage Range | 2.7 | - | 5 | V |
| Bandwidth (BW) | - | 5.5 | - | MHz |
| Slew Rate (SR) | - | 6 | - | V/µs |
| Input Offset Voltage (VOS) | ±150 | ±500 | - | µV |
| Input Bias Current (IB) | ±0.2 | ±10 | - | pA |
| Quiescent Current (IQ) | 750 | 950 | 1100 | µA |
| Operating Temperature Range | -40 | - | 85 | °C |
| Storage Temperature Range | -55 | - | 125 | °C |
Key Features
- Rail-to-Rail Input and Output: The OPA2340UA/2K5G4 features rail-to-rail input and output, with the output voltage swing within 1 mV of the supply rails.
- Micro Size Packages: Available in miniature packages such as 8-pin SOIC, VSSOP, and PDIP, making it suitable for space-constrained designs.
- Wide Bandwidth and High Slew Rate: Offers a bandwidth of 5.5 MHz and a slew rate of 6 V/µs, ensuring high-speed operation.
- Low THD + Noise: Features low total harmonic distortion plus noise, with a value of 0.0007% at 1 kHz.
- Low Quiescent Current: Each channel has a low quiescent current of 750 µA, making it power-efficient.
- Single, Dual, and Quad Versions: Available in single (OPA340), dual (OPA2340), and quad (OPA4340) versions, offering design flexibility.
Applications
- Driving A/D Converters: Ideal for driving sampling analog-to-digital converters due to its high-speed and rail-to-rail capabilities.
- PCMCIA Cards: Suitable for use in PCMCIA cards and other compact devices.
- Data Acquisition: Used in data acquisition systems for precise signal processing.
- Process Control: Applied in process control systems for accurate and reliable signal amplification.
- Audio Processing: Well-suited for audio applications due to its low noise and high dynamic response.
- Communications: Used in communication systems for signal amplification and processing.
- Active Filters: Utilized in active filter designs for precise signal filtering.
- Test Equipment: Employed in test equipment for accurate signal measurement and amplification).
Q & A
- What is the operating voltage range of the OPA2340UA/2K5G4?
The operating voltage range is from 2.5 V to 5.5 V.
- What is the bandwidth of the OPA2340UA/2K5G4?
The bandwidth is 5.5 MHz.
- What is the slew rate of the OPA2340UA/2K5G4?
The slew rate is 6 V/µs.
- What is the quiescent current per channel of the OPA2340UA/2K5G4?
The quiescent current per channel is 750 µA.
- What are the available package types for the OPA2340UA/2K5G4?
The available packages are 8-pin SOIC, VSSOP, and PDIP.
- What is the operating temperature range of the OPA2340UA/2K5G4?
The operating temperature range is from –40°C to 85°C.
- What are some common applications of the OPA2340UA/2K5G4?
Common applications include driving A/D converters, PCMCIA cards, data acquisition, process control, audio processing, communications, active filters, and test equipment.
- Does the OPA2340UA/2K5G4 have rail-to-rail input and output capabilities?
Yes, it features rail-to-rail input and output capabilities.
- How does the OPA2340UA/2K5G4 perform in terms of THD + Noise?
The OPA2340UA/2K5G4 has a low total harmonic distortion plus noise of 0.0007% at 1 kHz.
- Are there single, dual, and quad versions available in the OPA340 series?
Yes, the OPA340 series includes single (OPA340), dual (OPA2340), and quad (OPA4340) versions.
