Overview
The OPA2227UAG4, produced by Texas Instruments, is a high precision, low noise dual operational amplifier. This device is designed to offer superior performance in a variety of applications, including professional audio equipment, medical devices, and aerospace. It is a pin-for-pin replacement for the industry standard OP-27, with significant improvements in key parameters. The OPA2227UAG4 operates over a wide temperature range from -40°C to 85°C and is available in an SOIC-8 package, making it suitable for both space-saving and cost-effective designs.
Key Specifications
| Parameter | Value |
|---|---|
| Architecture | Bipolar |
| Number of Channels | 2 |
| Bandwidth (Typ), MHz | 8 |
| Slew Rate (Typ), V/μs | 2.3 |
| Input Bias Current (Max), pA | 10,000 |
| Quiescent Current per Channel (Typ), mA | 3.7 |
| Offset Voltage (Max) @ 25°C, mV | 0.075 |
| Offset Drift (Typ), μV/°C | 0.1 |
| Common Mode Rejection Ratio (Typ), dB | 138 |
| Output Current (Typ), mA | 45 |
| Total Supply Voltage Range, V | 5 to 36 |
| Operating Temperature Range, °C | -40 to 85 |
| Package Group | SOIC-8 |
| RoHS Compliance | Yes |
Key Features
- High precision and low noise operation, making it ideal for professional audio equipment and precision measurement applications.
- Wide bandwidth of 8 MHz and high slew rate of 2.3 V/μs, ensuring fast and accurate signal processing.
- Low quiescent current of 3.7 mA per channel, suitable for battery-powered and portable applications.
- Unity-gain stable and controlled baseline, ensuring reliable performance in various configurations.
- Available in SOIC-8 package, offering space-saving and cost-effective solutions.
- Operates over a wide temperature range from -40°C to 85°C, making it suitable for diverse environmental conditions.
- RoHS compliant, ensuring environmental sustainability.
Applications
- Professional audio equipment: The OPA2227UAG4 is well-suited for high-fidelity audio applications due to its low noise and high precision.
- Medical devices: Its high accuracy and low noise make it suitable for medical equipment requiring precise signal processing.
- Aerospace and defense: The device's wide temperature range and high reliability make it a good choice for aerospace and defense applications.
- Portable and battery-powered devices: The low quiescent current makes it ideal for devices that require long battery life.
- Precision measurement and instrumentation: The high precision and low noise characteristics are beneficial for accurate measurements in various instruments.
Q & A
- What is the typical bandwidth of the OPA2227UAG4?
The typical bandwidth of the OPA2227UAG4 is 8 MHz.
- What is the slew rate of the OPA2227UAG4?
The slew rate of the OPA2227UAG4 is 2.3 V/μs.
- How many channels does the OPA2227UAG4 have?
The OPA2227UAG4 is a dual operational amplifier, meaning it has 2 channels.
- What is the operating temperature range of the OPA2227UAG4?
The operating temperature range of the OPA2227UAG4 is from -40°C to 85°C.
- Is the OPA2227UAG4 RoHS compliant?
Yes, the OPA2227UAG4 is RoHS compliant.
- What is the typical quiescent current per channel for the OPA2227UAG4?
The typical quiescent current per channel for the OPA2227UAG4 is 3.7 mA.
- What is the maximum offset voltage at 25°C for the OPA2227UAG4?
The maximum offset voltage at 25°C for the OPA2227UAG4 is 0.075 mV.
- What is the typical common mode rejection ratio (CMRR) of the OPA2227UAG4?
The typical CMRR of the OPA2227UAG4 is 138 dB.
- What is the typical output current of the OPA2227UAG4?
The typical output current of the OPA2227UAG4 is 45 mA.
- In what package is the OPA2227UAG4 available?
The OPA2227UAG4 is available in an SOIC-8 package.
