Overview
The Texas Instruments OPA4340EA/2K5 is a quad-channel, single-supply, rail-to-rail operational amplifier designed for low-voltage applications. This device is part of the OPA340 series, which includes single, dual, and quad versions, offering design flexibility. The OPA4340EA/2K5 is optimized for low-voltage, single-supply operation, making it suitable for a wide range of applications including data acquisition, process control, audio processing, and communications.
Key Specifications
| Parameter | Description | Value | Unit |
|---|---|---|---|
| Bandwidth | Wide Bandwidth | 5.5 MHz | |
| Slew Rate | High Slew Rate | 6 V/µs | |
| Input Offset Voltage | Low Offset Voltage | ±150 µV (typ), ±500 µV (max) | |
| Input Bias Current | Low Bias Current | ±0.2 pA (typ), ±10 pA (max) | |
| Quiescent Current | Low Quiescent Current | 750 µA/channel (typ), 950 µA/channel (max) | |
| Supply Voltage Range | Wide Supply Range | 2.7 V to 5.5 V | |
| Common-Mode Voltage Range | Rail-to-Rail Input | –0.3 V to (V+) + 0.3 V | |
| Output Voltage Swing | Rail-to-Rail Output | Within 1 mV of supply rails with 100-kΩ load | |
| Package | Space-Saving Package | SSOP-16-150mil | |
| Operating Temperature Range | Specified Operating Range | –40°C to 85°C |
Key Features
- Rail-to-Rail Input and Output: The OPA4340EA/2K5 features rail-to-rail input and output, allowing the input common-mode voltage range to extend 500 mV below ground and 500 mV above the positive supply, and the output voltage swing to be within 1 mV of the supply rails with a 100-kΩ load.
- Low Offset Voltage and Bias Current: This amplifier has a low input offset voltage (±150 µV typ) and low input bias current (±0.2 pA typ), ensuring high accuracy in signal processing.
- High Bandwidth and Slew Rate: With a bandwidth of 5.5 MHz and a slew rate of 6 V/µs, the OPA4340EA/2K5 offers high-speed operation suitable for various applications.
- Low Quiescent Current: The device operates with a low quiescent current of 750 µA per channel, making it energy-efficient.
- Wide Supply Range: The amplifier can operate on a single supply voltage ranging from 2.7 V to 5.5 V, providing flexibility in system design.
- Space-Saving Package: The SSOP-16-150mil package is compact, making it ideal for space-constrained applications.
Applications
- Driving A/D Converters: The OPA4340EA/2K5 is well-suited for driving sampling analog-to-digital (A/D) converters due to its high-speed and rail-to-rail capabilities.
- Data Acquisition: It is used in data acquisition systems where precision and speed are critical.
- Process Control: The amplifier is suitable for process control applications requiring accurate and reliable signal processing).
- Audio Processing: Its low noise and high dynamic range make it suitable for audio processing applications).
- Communications: It can be used in various communication systems where signal integrity is paramount).
- Active Filters and Test Equipment: The OPA4340EA/2K5 is also used in active filter designs and test equipment due to its high performance characteristics).
Q & A
- What is the bandwidth of the OPA4340EA/2K5?
The bandwidth of the OPA4340EA/2K5 is 5.5 MHz.
- What is the slew rate of the OPA4340EA/2K5?
The slew rate of the OPA4340EA/2K5 is 6 V/µs.
- What is the input offset voltage of the OPA4340EA/2K5?
The input offset voltage is ±150 µV (typ) and ±500 µV (max).
- What is the quiescent current per channel of the OPA4340EA/2K5?
The quiescent current per channel is 750 µA (typ) and 950 µA (max).
- What is the supply voltage range of the OPA4340EA/2K5?
The supply voltage range is from 2.7 V to 5.5 V.
- What is the common-mode voltage range of the OPA4340EA/2K5?
The common-mode voltage range extends 500 mV below ground and 500 mV above the positive supply.
- What package type is the OPA4340EA/2K5 available in?
The OPA4340EA/2K5 is available in the SSOP-16-150mil package.
- What are some typical applications of the OPA4340EA/2K5?
Typical applications include driving A/D converters, data acquisition, process control, audio processing, communications, and active filters.
- What is the operating temperature range of the OPA4340EA/2K5?
The specified operating temperature range is from –40°C to 85°C.
- Is the OPA4340EA/2K5 RoHS compliant?
Yes, the OPA4340EA/2K5 is RoHS compliant.
