Overview
The OPA340NA/3KG4 is a single-supply, rail-to-rail CMOS operational amplifier produced by Texas Instruments. This device is optimized for low-voltage, single-supply operation and is part of the OPA340 series. It features rail-to-rail input and output, making it ideal for various applications including driving sampling analog-to-digital (A/D) converters, general-purpose use, and audio processing. The OPA340 series also includes dual and quad versions, offering design flexibility with identical specifications across all versions.
Key Specifications
| Specification | Value |
|---|---|
| Supply Voltage Range | 2.5 V to 5.5 V |
| Input Common-Mode Voltage Range | 500 mV below ground to 500 mV above the positive supply |
| Output Voltage Swing | Within 1 mV of the supply rails with a 100-kΩ load |
| Bandwidth | 5.5 MHz |
| Slew Rate | 6 V/µs |
| Total Harmonic Distortion + Noise | 0.0007% (f = 1 kHz) |
| Quiescent Current | 750 µA/Channel |
| Operating Temperature Range | -40°C to 85°C |
| Package Types | 5-pin SOT-23, 8-pin SOIC, 8-pin DIP |
Key Features
- Rail-to-Rail Input and Output (Within 1 mV)
- MicroSize Packages (e.g., 5-pin SOT-23)
- Wide Bandwidth: 5.5 MHz
- High Slew Rate: 6 V/µs
- Low Total Harmonic Distortion + Noise: 0.0007% (f = 1 kHz)
- Low Quiescent Current: 750 µA/Channel
- Single, Dual, and Quad Versions available
Applications
- Driving Sampling Analog-to-Digital (A/D) Converters
- PCMCIA Cards
- Data Acquisition
- Process Control
- Audio Processing
- Communications
- Active Filters
- Test Equipment
Q & A
- What is the minimum supply voltage for the OPA340NA/3KG4?
The minimum supply voltage is 2.5 V.
- What is the input common-mode voltage range for the OPA340NA/3KG4?
The input common-mode voltage range extends 500 mV below ground and 500 mV above the positive supply.
- What is the bandwidth of the OPA340NA/3KG4?
The bandwidth is 5.5 MHz.
- What is the slew rate of the OPA340NA/3KG4?
The slew rate is 6 V/µs.
- What is the total harmonic distortion + noise for the OPA340NA/3KG4 at 1 kHz?
The total harmonic distortion + noise is 0.0007% at 1 kHz.
- What is the quiescent current per channel for the OPA340NA/3KG4?
The quiescent current per channel is 750 µA.
- What are the available package types for the OPA340NA/3KG4?
The available package types include 5-pin SOT-23, 8-pin SOIC, and 8-pin DIP.
- What is the operating temperature range for the OPA340NA/3KG4?
The operating temperature range is -40°C to 85°C.
- Are there dual and quad versions of the OPA340NA/3KG4 available?
- What kind of applications is the OPA340NA/3KG4 suited for?
The OPA340NA/3KG4 is suited for applications such as driving A/D converters, audio processing, communications, active filters, and test equipment.
