DS1844E-050/T&R

Product Overview

Category

The DS1844E-050/T&R belongs to the category of digital potentiometers.

Use

It is used for electronic circuit design and control applications where a variable resistance is required.

Characteristics

• Digital interface for easy control
• Wide resistance range
• Low power consumption
• Compact package size

Package

The DS1844E-050/T&R is available in a small surface-mount package, making it suitable for compact designs.

Essence

The essence of DS1844E-050/T&R lies in its ability to provide precise and digitally controlled resistance values in various electronic circuits.

Packaging/Quantity

The DS1844E-050/T&R is typically packaged in reels and is available in varying quantities based on customer requirements.

Specifications

• Resistance Range: 50 ohms
• Interface: I2C
• Operating Voltage: 2.7V to 5.5V
• Temperature Range: -40°C to +85°C
• Resolution: 64 taps

Detailed Pin Configuration

The DS1844E-050/T&R features a standard pin configuration with connections for power, ground, and the digital interface. The detailed pinout is as follows:

1. VCC
2. SDA (I2C Data)
3. SCL (I2C Clock)
4. GND
5. Wiper Terminal

Functional Features

• Digital control for precise resistance adjustment
• Non-volatile memory for retaining settings
• Low temperature coefficient for stable performance across temperatures
• Power-on preset to a user-defined value

Advantages and Disadvantages

Advantages

• Precise digital control
• Non-volatile memory
• Wide operating voltage range

Disadvantages

• Limited resistance range compared to some analog potentiometers
• Dependency on digital interface for control

Working Principles

The DS1844E-050/T&R operates by digitally adjusting the wiper position within the potentiometer, effectively changing the resistance between the wiper terminal and the ends of the resistor array. This digital control allows for precise and repeatable adjustments.

Detailed Application Field Plans

The DS1844E-050/T&R finds application in various electronic systems such as: - Audio equipment for volume control - Instrumentation for calibration and offset adjustments - Industrial control systems for parameter tuning

Detailed and Complete Alternative Models

Some alternative models to DS1844E-050/T&R include: - DS1804 - MCP401X - AD524X

In conclusion, the DS1844E-050/T&R digital potentiometer offers precise and digitally controlled resistance adjustments, making it suitable for a wide range of electronic applications.

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