Overview
The OPA2350PA is a high-speed, single-supply, rail-to-rail operational amplifier produced by Texas Instruments. This dual-channel amplifier is optimized for low voltage operation and is part of the OPAx350 series. It is designed for a wide range of applications, including audio processing, data acquisition, and video processing, due to its high speed, low noise, and rail-to-rail input/output capabilities.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | Texas Instruments | |
| Package / Case | 8-DIP (0.300, 7.62mm) | |
| Number of Pins | 8 | |
| Operating Supply Current | 5.2 mA | |
| Slew Rate | 22 V/μs | |
| Amplifier Type | General Purpose | |
| Common Mode Rejection Ratio | 74 dB | |
| Input Bias Current | 0.5 pA | |
| Bandwidth | 38 MHz | |
| Operating Voltage Range | 2.7 V to 5.5 V | |
| Output Type | Rail-to-Rail | |
| Number of Channels | 2 | |
| Temperature Range | −40°C to +85°C |
Key Features
- Rail-to-Rail Input and Output: The OPA2350PA features rail-to-rail input and output, allowing the input and output signals to swing within 10 mV of the supply rails.
- High Speed Operation: With a bandwidth of 38 MHz and a slew rate of 22 V/μs, this amplifier is suitable for high-speed applications.
- Low Noise: The amplifier has a low noise level of 5 nV/√Hz, making it ideal for noise-sensitive applications.
- Low THD+N: The total harmonic distortion plus noise (THD+N) is as low as 0.0006%, which is beneficial for audio and video processing.
- Unity-Gain Stable: The OPA2350PA is stable at unity gain, which simplifies circuit design.
- Single, Dual, and Quad Versions: The OPAx350 series includes single, dual, and quad versions, offering flexibility in design).
Applications
- Audio Processing: Suitable for audio applications due to its low noise and high fidelity characteristics).
- Data Acquisition: Ideal for driving sampling Analog-to-Digital (A/D) converters).
- Video Processing: Capable of driving 75Ω loads, making it suitable for video processing applications).
- Cell Phone PA Control Loops: Used in control loops for power amplifiers in cell phones).
- Communications and Active Filters: Applicable in communication systems and active filter designs).
- Test Equipment and Process Control: Used in various test equipment and process control systems).
Q & A
- What is the slew rate of the OPA2350PA?
The slew rate of the OPA2350PA is 22 V/μs).
- What is the bandwidth of the OPA2350PA?
The bandwidth of the OPA2350PA is 38 MHz).
- What is the operating voltage range of the OPA2350PA?
The operating voltage range is from 2.7 V to 5.5 V).
- Is the OPA2350PA rail-to-rail?
Yes, the OPA2350PA features rail-to-rail input and output).
- What is the noise level of the OPA2350PA?
The noise level is 5 nV/√Hz).
- What are the typical applications of the OPA2350PA?
Typical applications include audio processing, data acquisition, video processing, cell phone PA control loops, communications, active filters, and test equipment).
- Is the OPA2350PA unity-gain stable?
Yes, the OPA2350PA is stable at unity gain).
- What are the available package types for the OPA2350PA?
The OPA2350PA is available in DIP-8, SO-8, and MSOP-8 packages).
- What is the temperature range for the OPA2350PA?
The specified temperature range is from −40°C to +85°C).
- What is the common mode rejection ratio (CMRR) of the OPA2350PA?
The CMRR is 74 dB).
