Overview
The OPA350UAG4, produced by Texas Instruments, is a high-speed, single-supply, rail-to-rail operational amplifier. This device is part of the OPA350 series, which includes single, dual, and quad versions, offering maximum design flexibility. The OPA350UAG4 is optimized for low voltage, single-supply applications and features rail-to-rail input and output, low noise, and high speed operation, making it ideal for various applications including driving sampling Analog-to-Digital (A/D) converters, cell phone PA control loops, video processing, and audio processing.
Key Specifications
| Specification | Value |
|---|---|
| Supply Voltage Range | 2.5 V to 5.5 V |
| Input Common-Mode Voltage Range | 300 mV below ground to 300 mV above the positive supply |
| Output Voltage Swing | Within 10 mV of the supply rails with a 10-kΩ load |
| Slew Rate | 22 V/μs |
| Bandwidth | 38 MHz |
| Noise | 5 nV/√Hz |
| Total Harmonic Distortion + Noise (THD+N) | 0.0006% (75-Ω drive capability) |
| Operating Temperature Range | −40°C to 85°C |
| Package Type | 8-SOIC |
| Package Dimensions | 3.91 mm × 4.90 mm |
Key Features
- Rail-to-rail input and output swing, significantly increasing dynamic range in low voltage supply applications.
- High slew rate of 22 V/μs and bandwidth of 38 MHz.
- Low noise of 5 nV/√Hz and low THD+N of 0.0006%.
- Unity-gain stable.
- Single, dual, and quad versions available for maximum design flexibility.
- Miniature MSOP-8, SO-8, and DIP-8 packages for the single and dual versions; SSOP-16 and SO-14 packages for the quad version.
- Completely independent circuitry in dual and quad designs for lowest crosstalk and freedom from interaction.
Applications
- Driving sampling Analog-to-Digital (A/D) converters.
- Cell phone PA control loops.
- Video processing.
- Audio processing.
- Data acquisition.
- Process controls.
- Communications.
- Active filters.
- Test equipment.
Q & A
- What is the supply voltage range of the OPA350UAG4?
The supply voltage range is from 2.5 V to 5.5 V. - What is the input common-mode voltage range of the OPA350UAG4?
The input common-mode voltage range extends 300 mV below ground and 300 mV above the positive supply. - What is the output voltage swing of the OPA350UAG4?
The output voltage swing is within 10 mV of the supply rails with a 10-kΩ load. - What is the slew rate of the OPA350UAG4?
The slew rate is 22 V/μs. - What is the bandwidth of the OPA350UAG4?
The bandwidth is 38 MHz. - What is the noise level of the OPA350UAG4?
The noise level is 5 nV/√Hz. - What is the total harmonic distortion + noise (THD+N) of the OPA350UAG4?
The THD+N is 0.0006% (75-Ω drive capability). - What are the operating temperature ranges for the OPA350UAG4?
The operating temperature range is from −40°C to 85°C. - What package types are available for the OPA350UAG4?
The OPA350UAG4 is available in 8-SOIC packages. - What are some common applications of the OPA350UAG4?
Common applications include driving A/D converters, cell phone PA control loops, video processing, audio processing, data acquisition, process controls, communications, active filters, and test equipment.
