DS1804Z-010

Product Overview

Category

The DS1804Z-010 belongs to the category of digital potentiometers.

Use

It is primarily used for electronic circuitry and systems that require adjustable resistance values.

Characteristics

• Digital control interface
• Non-volatile memory
• Low power consumption
• Wide operating voltage range
• High resolution

Package

The DS1804Z-010 comes in a compact 8-pin SOIC package.

Essence

This product serves as a digitally controlled variable resistor, allowing precise adjustment of resistance values in electronic circuits.

Packaging/Quantity

The DS1804Z-010 is typically packaged in reels or tubes and is available in quantities suitable for both prototyping and production purposes.

Specifications

• Resistance Range: 10 kΩ
• Resolution: 256 steps
• Supply Voltage Range: 2.7 V to 5.5 V
• Operating Temperature Range: -40°C to +85°C
• Interface: Serial (3-wire)

Detailed Pin Configuration

1. VCC: Power supply input
2. SDA: Serial data input/output
3. SCL: Serial clock input
4. GND: Ground
5. A0: Address bit 0
6. A1: Address bit 1
7. CS: Chip select input
8. W: Write protect input

Functional Features

• Digital control allows precise and repeatable adjustment of resistance.
• Non-volatile memory retains the resistance setting even when power is removed.
• Low power consumption makes it suitable for battery-powered applications.
• Wide operating voltage range enables compatibility with various systems.
• High resolution provides fine-grained adjustment capabilities.

Advantages and Disadvantages

Advantages

• Precise and repeatable resistance adjustment
• Retains resistance setting without power
• Low power consumption
• Wide compatibility with different systems
• Fine-grained adjustment capabilities

Disadvantages

• Limited resistance range (10 kΩ)
• Requires a serial interface for control

Working Principles

The DS1804Z-010 utilizes digital potentiometer technology to adjust resistance values. It consists of a series of resistive elements and switches controlled by digital signals. When the control interface sends commands, the switches connect or disconnect the resistive elements, effectively changing the overall resistance.

Detailed Application Field Plans

The DS1804Z-010 finds applications in various electronic systems, including but not limited to: - Audio equipment: Volume control, tone adjustment - Instrumentation: Calibration, signal conditioning - Industrial automation: Process control, variable gain amplifiers - Communication systems: Signal attenuation, impedance matching

Detailed and Complete Alternative Models

1. DS1804Z-100: 100 kΩ resistance range, similar specifications to DS1804Z-010.
2. DS1804Z-050: 50 kΩ resistance range, similar specifications to DS1804Z-010.
3. DS1804Z-001: 1 kΩ resistance range, similar specifications to DS1804Z-010.

These alternative models provide different resistance ranges while maintaining similar functionality and characteristics to the DS1804Z-010.

In conclusion, the DS1804Z-010 is a digital potentiometer that offers precise resistance adjustment, non-volatile memory, and low power consumption. Its compact package and wide operating voltage range make it suitable for various electronic applications. While it has limitations in terms of resistance range and requires a serial interface, it provides significant advantages in terms of accuracy and repeatability.