DS1805E-010

Product Overview

Category

The DS1805E-010 belongs to the category of electronic components.

Use

It is commonly used in various electronic devices and circuits for controlling and adjusting analog signals.

Characteristics

• The DS1805E-010 is a digital potentiometer with 10-bit resolution.
• It offers non-volatile storage of wiper position.
• It operates on a wide supply voltage range.
• The device provides low power consumption and high reliability.

Package

The DS1805E-010 comes in a compact surface-mount package, making it suitable for space-constrained applications.

Essence

The essence of the DS1805E-010 lies in its ability to replace traditional mechanical potentiometers with a digitally controlled alternative, offering greater precision and flexibility.

Packaging/Quantity

This product is typically packaged in reels or tubes, with quantities varying depending on the manufacturer's specifications.

Specifications

• Resolution: 10 bits
• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• End-to-End Resistance: 10kΩ
• Number of Channels: 1

Detailed Pin Configuration

The DS1805E-010 features a standard pin configuration:

1. VCC: Power supply input
2. GND: Ground reference
3. SDA: Serial data input/output
4. SCL: Serial clock input
5. WP: Write protect input
6. CS: Chip select input
7. HIZ: High impedance output
8. W: Wiper terminal

Functional Features

• Digital control of resistance value
• Non-volatile storage of wiper position
• I²C interface for easy integration into digital systems
• Low power consumption
• High reliability and durability

Advantages and Disadvantages

Advantages

• Precise and accurate control of resistance
• Eliminates mechanical wear and tear
• Non-volatile storage ensures settings are retained even after power loss
• Compact size for space-constrained applications

Disadvantages

• Limited to single-channel operation
• Requires I²C communication protocol support in the host system

Working Principles

The DS1805E-010 operates by digitally controlling the resistance between its wiper terminal and the end-to-end terminals. This is achieved through an internal digital-to-analog converter (DAC) that adjusts the wiper position based on the input signals received via the I²C interface.

Detailed Application Field Plans

The DS1805E-010 finds application in various fields, including but not limited to:

1. Audio equipment: Volume control, tone adjustment
2. Industrial automation: Process control, calibration
3. Test and measurement instruments: Signal conditioning, calibration
4. Consumer electronics: Display brightness control, user interface adjustment

Detailed and Complete Alternative Models

1. DS1805E-020: 20kΩ resistance, 10-bit resolution, similar features as DS1805E-010
2. DS1805E-050: 50kΩ resistance, 10-bit resolution, similar features as DS1805E-010
3. DS1805E-100: 100kΩ resistance, 10-bit resolution, similar features as DS1805E-010

These alternative models provide different resistance values while maintaining the same resolution and functionality as the DS1805E-010.

In conclusion, the DS1805E-010 is a versatile digital potentiometer that offers precise resistance control, non-volatile storage, and compact size. Its application spans across various industries, making it a valuable component in electronic systems requiring analog signal adjustment.