Overview
The OPA2322SAIDGSR 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 high gain bandwidth. It is particularly suited for applications requiring high signal integrity and low power consumption.
Key Specifications
| Parameter | Typical | Maximum | Unit |
|---|---|---|---|
| Gain Bandwidth | 20 | - | MHz |
| Noise (at 1 kHz) | 8.5 | - | nV√Hz |
| Slew Rate | 10 | - | V/μs |
| Total Harmonic Distortion + Noise (THD+N) | 0.0005% | - | % |
| Supply Voltage Range | - | 1.8 to 5.5 | V |
| Quiescent Current per Channel | 1.5 | 1.75 | mA |
| Shutdown Current per Channel | - | 0.1 | μA |
| Operating Temperature Range | - | -40 to 125 | °C |
| Package Types | - | 8-pin SOIC, 8-pin SON, 8-pin VSSOP, 10-pin VSSOP | - |
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 total harmonic distortion + noise (THD+N): 0.0005%
- Unity-gain stable
- Shutdown mode with low standby current (typically less than 0.1 μA per channel)
- Small package options: SOT-23, SON, VSSOP, TSSOP
Applications
- Sensor signal conditioning
- Consumer audio
- Multi-pole active filters
- Control-loop amplifiers
- Communications
- Security systems
- Scanners
Q & A
- What is the gain bandwidth of the OPA2322SAIDGSR?
The gain bandwidth of the OPA2322SAIDGSR is 20 MHz.
- What is the typical noise level at 1 kHz for this amplifier?
The typical noise level at 1 kHz is 8.5 nV√Hz.
- What is the slew rate of the OPA2322SAIDGSR?
The slew rate is 10 V/μs.
- What is the total harmonic distortion + noise (THD+N) for this amplifier?
The THD+N is typically 0.0005%.
- What is the supply voltage range for the OPA2322SAIDGSR?
The supply voltage range is from 1.8 V to 5.5 V.
- What is the quiescent current per channel for this amplifier?
The quiescent current per channel is typically 1.5 mA.
- Does the OPA2322SAIDGSR have a shutdown mode?
- What are the available package types for the OPA2322SAIDGSR?
The available package types include 8-pin SOIC, 8-pin SON, 8-pin VSSOP, and 10-pin VSSOP.
- What is the operating temperature range for this amplifier?
The operating temperature range is from -40°C to 125°C.
- What are some common applications for the OPA2322SAIDGSR?
Common applications include sensor signal conditioning, consumer audio, multi-pole active filters, control-loop amplifiers, communications, security systems, and scanners.
