CAT5111VI-10
Digital potentiometers with 100 positions and 10KOhm resistance
Manufacturer： ['onsemi', 'catalyst']
series introduction
# Introduction to the CAT5111VI - 10 Product Series
## 1. Overview
The CAT5111VI - 10 is a remarkable product series that belongs to the realm of electronic components, specifically digital potentiometers. These devices are designed to offer precise and reliable resistance adjustment in a wide range of electronic circuits. With their advanced features and high - performance capabilities, they have become a popular choice for engineers and designers working on various applications.
## 2. Key Features
### 2.1 Digital Control
One of the standout features of the CAT5111VI - 10 series is its digital control interface. Unlike traditional potentiometers that require manual adjustment, these digital potentiometers can be controlled electronically. This allows for easy integration into automated systems and provides the ability to make quick and accurate resistance changes. The digital control also enables remote adjustment, which is highly beneficial in applications where access to the potentiometer is difficult.
### 2.2 High Resolution
The CAT5111VI - 10 offers a high - resolution resistance adjustment. It can provide a large number of discrete resistance steps, allowing for fine - tuning of the circuit parameters. This high resolution is crucial in applications where precise control of voltage, current, or signal levels is required, such as in audio amplifiers, sensor calibration circuits, and precision measurement equipment.
### 2.3 Low Temperature Coefficient
These digital potentiometers have a low temperature coefficient of resistance. This means that the resistance value of the potentiometer changes very little with variations in temperature. As a result, the performance of the circuit remains stable over a wide temperature range, reducing the need for temperature compensation and improving the overall reliability of the system.
### 2.4 Non - Volatile Memory
The CAT5111VI - 10 series is equipped with non - volatile memory. This feature allows the potentiometer to retain its last - set resistance value even when the power is removed. When the power is restored, the potentiometer automatically returns to the previously set resistance, eliminating the need for re - calibration and ensuring consistent operation.
### 2.5 Small Form Factor
The devices in this series come in a small form factor, which is ideal for applications where space is limited. Their compact size makes them suitable for use in portable devices, printed circuit boards (PCBs) with high component density, and other miniaturized electronic systems.
## 3. Technical Specifications
### 3.1 Resistance Range
The CAT5111VI - 10 typically offers a specific resistance range. For example, it may have a total resistance of 10 kΩ, which can be adjusted in discrete steps. This resistance range is suitable for a variety of applications, from low - power signal conditioning circuits to high - impedance load matching.
### 3.2 Number of Wiper Positions
It has a defined number of wiper positions, which determines the resolution of the resistance adjustment. A higher number of wiper positions means more precise control over the resistance value. The CAT5111VI - 10 may have, for instance, 256 wiper positions, allowing for a fine - grained adjustment of the resistance.
### 3.3 Supply Voltage
The product series operates within a specific supply voltage range. This range is carefully designed to ensure compatibility with a wide variety of power sources and electronic systems. For example, it may operate from a supply voltage of 2.7 V to 5.5 V, making it suitable for both battery - powered and standard power - supply - based applications.
### 3.4 Interface Type
The CAT5111VI - 10 uses a standard interface type, such as an I²C (Inter - Integrated Circuit) interface. This interface is widely used in the electronics industry,
Images for reference
8-SOIC