Overview
The Texas Instruments OPA2340EA/2K5 is a dual, single-supply, rail-to-rail operational amplifier designed for low-voltage applications. This device is part of the OPA340 series, which is optimized for low-voltage, single-supply operation. The OPA2340EA/2K5 features high-speed operation, making it ideal for various applications including driving sampling analog-to-digital (A/D) converters, general-purpose use, and audio applications. It is also suitable for providing I/V conversion at the output of digital-to-analog (D/A) converters.
Key Specifications
| Attribute | Description |
|---|---|
| Manufacturer | Texas Instruments |
| Part Number | OPA2340EA/2K5 |
| Package | VSSOP-8 |
| Amplifier Type | Operational Amplifier |
| Architecture | Voltage-Feedback |
| Bandwidth | 5.5 MHz |
| Slew Rate | 6 V/µs |
| Input Bias Current | 0.2 pA |
| Quiescent Current | 750 µA/Channel |
| Operating Temperature Range | -40°C to 85°C |
| Input Common-Mode Voltage Range | 500 mV below ground and 500 mV above the positive supply |
| Output Voltage Swing | Within 1 mV of the supply rails with a 100-kΩ load |
Key Features
- Rail-to-Rail Input and Output: The OPA2340EA/2K5 features rail-to-rail input and output, allowing for operation close to the supply rails.
- High Speed Operation: With a bandwidth of 5.5 MHz and a slew rate of 6 V/µs, this amplifier is suitable for high-speed applications.
- Low THD + Noise: The device has a low total harmonic distortion plus noise (THD + N) of 0.0007% at 1 kHz.
- Low Quiescent Current: It operates with a low quiescent current of 750 µA per channel.
- Micro Size Packages: Available in compact VSSOP-8 packages, making it ideal for space-constrained designs.
- Single, Dual, and Quad Versions: The OPA340 series includes single, dual, and quad versions, offering design flexibility.
Applications
- Driving Sampling Analog-to-Digital (A/D) Converters: The high speed and rail-to-rail capabilities make it suitable for driving A/D converters.
- General Purpose and Audio Applications: Its low noise and high dynamic range make it a good choice for general-purpose and audio applications.
- I/V Conversion at D/A Converter Outputs: It is used for providing current-to-voltage conversion at the output of digital-to-analog converters.
Q & A
- What is the package type of the OPA2340EA/2K5?
The OPA2340EA/2K5 is packaged in a VSSOP-8 package.
- What is the bandwidth of the OPA2340EA/2K5?
The bandwidth of the OPA2340EA/2K5 is 5.5 MHz.
- What is the slew rate of the OPA2340EA/2K5?
The slew rate of the OPA2340EA/2K5 is 6 V/µs.
- What is the quiescent current per channel of the OPA2340EA/2K5?
The quiescent current per channel is 750 µA.
- What is the operating temperature range of the OPA2340EA/2K5?
The operating temperature range is -40°C to 85°C.
- Does the OPA2340EA/2K5 have rail-to-rail input and output capabilities?
Yes, the OPA2340EA/2K5 features rail-to-rail input and output capabilities.
- What are some common applications of the OPA2340EA/2K5?
Common applications include driving sampling A/D converters, general-purpose and audio applications, and providing I/V conversion at D/A converter outputs.
- Is the OPA2340EA/2K5 available in other configurations besides dual?
Yes, the OPA340 series includes single, dual, and quad versions.
- What is the input common-mode voltage range of the OPA2340EA/2K5?
The input common-mode voltage range extends 500 mV below ground and 500 mV above the positive supply.
- How much does the OPA2340EA/2K5 typically cost?
The price varies based on quantity, but it starts at around $1.57 for a single unit.
