Overview
The OPA2322AIDGKR is a dual-channel CMOS operational amplifier from Texas Instruments, part of the OPAx322x series. This device is designed for low-power, single-supply applications and features low noise, rail-to-rail inputs and outputs, and a high gain bandwidth. It is particularly suited for applications requiring high gains and low noise, such as signal conditioning, sensor amplification, and consumer audio systems.
Key Specifications
| Parameter | Typical Value | Minimum Value | Maximum Value | Unit |
|---|---|---|---|---|
| Gain Bandwidth Product | 20 MHz | - | - | MHz |
| Input Voltage Noise Density | 8.5 nV/√Hz | - | - | nV/√Hz |
| Slew Rate | 10 V/μs | - | - | V/μs |
| Total Harmonic Distortion + Noise (THD+N) | 0.0005% | - | - | % |
| Supply Voltage Range | - | 1.8 V | 5.5 V | V |
| Quiescent Current per Amplifier | 1.5 mA | - | 1.75 mA | mA |
| Shutdown Current per Amplifier | - | - | 0.1 μA | μA |
| Operating Temperature Range | - | -40°C | 125°C | °C |
| Package Types | - | - | 8-pin VSSOP, 10-pin VSSOP, 8-pin SOIC, 8-pin SON | - |
Key Features
- Low noise: 8.5 nV/√Hz at 1 kHz
- High gain bandwidth: 20 MHz
- Fast slew rate: 10 V/μs
- Rail-to-rail inputs and outputs
- Low THD+N: 0.0005%
- Unity-gain stable
- Shutdown mode with low standby current (typically less than 0.1 μA)
- Small packages: 8-pin VSSOP, 10-pin VSSOP, 8-pin SOIC, 8-pin SON
Applications
- Sensor signal conditioning
- Consumer audio systems
- Multi-pole active filters
- Control-loop amplifiers
- Communications and security systems
- Scanners and other precision measurement devices
Q & A
- What is the gain bandwidth product of the OPA2322AIDGKR? The gain bandwidth product is 20 MHz.
- What is the typical input voltage noise density of the OPA2322AIDGKR? The typical input voltage noise density is 8.5 nV/√Hz at 1 kHz.
- What is the slew rate of the OPA2322AIDGKR? The slew rate is 10 V/μs.
- What is the total harmonic distortion + noise (THD+N) of the OPA2322AIDGKR? The THD+N is typically 0.0005%.
- What is the supply voltage range for the OPA2322AIDGKR? The supply voltage range is from 1.8 V to 5.5 V.
- What is the quiescent current per amplifier for the OPA2322AIDGKR? The quiescent current per amplifier is typically 1.5 mA.
- What is the shutdown current per amplifier for the OPA2322AIDGKR? The shutdown current per amplifier is typically less than 0.1 μA.
- What are the available package types for the OPA2322AIDGKR? The available package types are 8-pin VSSOP, 10-pin VSSOP, 8-pin SOIC, and 8-pin SON.
- What is the operating temperature range for the OPA2322AIDGKR? The operating temperature range is from -40°C to 125°C.
- Is the OPA2322AIDGKR unity-gain stable? Yes, the OPA2322AIDGKR is unity-gain stable.
