LT1886CS8
Dual operational amplifiers with current feedback in SOIC package
Manufacturer： linear-technology
series introduction
# LT1886CS8 Product Series Introduction
## 1. Overview
The LT1886CS8 is a remarkable product series that belongs to the realm of high - performance operational amplifiers. Linear Technology (now part of Analog Devices) designed this series to meet the demanding requirements of a wide range of applications, offering a combination of excellent electrical characteristics, reliability, and ease of use.
## 2. Key Features
### 2.1 High - Speed Performance
- **Slew Rate**: The LT1886CS8 boasts an extremely high slew rate. Slew rate is a measure of how fast an op - amp can change its output voltage. With a high slew rate, it can handle rapid changes in input signals, making it suitable for applications such as high - speed data acquisition systems, video signal processing, and pulse amplifiers. For example, in a video amplifier circuit, it can accurately reproduce fast - changing video signals without significant distortion.
- **Gain - Bandwidth Product**: It has a large gain - bandwidth product. This parameter determines the frequency range over which the amplifier can maintain a specified gain. A high gain - bandwidth product allows the LT1886CS8 to operate at high frequencies while still providing a useful gain, enabling its use in radio frequency (RF) and high - frequency communication systems.
### 2.2 Low Distortion
- **Total Harmonic Distortion (THD)**: The series exhibits very low total harmonic distortion. THD measures the amount of harmonic content added to the output signal compared to the input signal. Low THD is crucial in audio applications, where it ensures high - fidelity sound reproduction. In audio amplifiers, the LT1886CS8 can deliver clean and accurate audio signals, free from unwanted harmonic artifacts.
### 2.3 Low Noise
- **Input Noise Voltage**: The LT1886CS8 has a low input noise voltage. Noise in an amplifier can degrade the quality of the input signal, especially in low - level signal applications. In sensor signal conditioning circuits, where the input signals are often very small, the low noise characteristic of this op - amp helps to preserve the integrity of the sensor data, allowing for more accurate measurements.
### 2.4 Wide Supply Voltage Range
- **Dual - Supply Operation**: It can operate with a wide range of dual - supply voltages. This flexibility allows designers to use it in different power supply configurations, depending on the requirements of the application. For example, in battery - powered portable devices, it can operate with relatively low supply voltages, while in industrial applications, it can handle higher supply voltages.
### 2.5 Rail - to - Rail Output
- **Output Swing**: The LT1886CS8 provides rail - to - rail output swing. This means that the output voltage can reach very close to the positive and negative supply voltages. In applications where the full range of the supply voltage needs to be utilized, such as in some analog - to - digital converter (ADC) driver circuits, rail - to - rail output is essential for maximizing the dynamic range of the system.
## 3. Package and Pin Configuration
- **8 - Pin SOIC Package**: The LT1886CS8 comes in an 8 - pin small outline integrated circuit (SOIC) package. This package is widely used in the electronics industry due to its compact size and ease of handling during the printed circuit board (PCB) assembly process.
- **Pin Functionality**:
- **Input Pins**: It has non - inverting and inverting input pins. The non - inverting input allows the input signal to be amplified without phase inversion, while the inverting input can be used to create negative feedback circuits, which are essential for controlling the gain and stability of the amplifier.
- **Output Pin**:
Images for reference
8-SOIC
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