DAC8728SPAGR

Product Overview

Category: Digital-to-Analog Converter (DAC)

Use: The DAC8728SPAGR is a high-performance digital-to-analog converter designed for various applications that require precise and accurate analog output signals. It is commonly used in audio systems, industrial automation, telecommunications, and instrumentation.

Characteristics: - High resolution: The DAC8728SPAGR provides a resolution of up to 16 bits, ensuring fine-grained control over the analog output. - Low noise and distortion: This DAC offers excellent signal integrity with low noise and distortion levels, resulting in high-quality analog output. - Fast settling time: With a fast settling time, the DAC8728SPAGR can quickly respond to changes in the input digital data, enabling rapid updates of the analog output. - Wide voltage range: It operates over a wide voltage range, allowing flexibility in different power supply configurations. - Small package size: The DAC8728SPAGR comes in a compact package, making it suitable for space-constrained applications. - RoHS compliant: This product adheres to the Restriction of Hazardous Substances directive, ensuring environmental friendliness.

Package and Quantity: The DAC8728SPAGR is available in a small outline package (SOP) with 28 pins. Each package contains one unit of the DAC8728SPAGR.

Specifications

• Resolution: Up to 16 bits
• Voltage Reference Range: 2.5V to 5.5V
• Output Voltage Range: 0V to Vref
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage: 2.7V to 5.5V
• Power Consumption: 10mW (typical)
• Sampling Rate: Up to 1 MSPS (Mega Samples Per Second)
• Interface: Serial Peripheral Interface (SPI)

Pin Configuration

The DAC8728SPAGR has a total of 28 pins, as shown below:

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| | | 1 2 3 4 5 6 7 8 9 | |_______________________________________| | | | 10 11 12 13 14 15 16 17 18 | |_______________________________________| | | | 19 20 21 22 23 24 25 26 27 | |_______________________________________| | | | 28 | |_______________________________________| ```

Functional Features

• High-resolution digital-to-analog conversion
• Low noise and distortion for high-quality analog output
• Fast settling time for rapid response to input changes
• Flexible voltage reference range for various applications
• Easy integration with microcontrollers and other digital systems through the SPI interface

Advantages and Disadvantages

Advantages: - High resolution allows for precise control over analog output. - Low noise and distortion result in high-quality audio signals. - Fast settling time enables quick updates of the analog output. - Wide voltage range provides flexibility in power supply configurations. - Small package size is suitable for space-constrained applications.

Disadvantages: - Limited to serial communication interface (SPI), which may not be compatible with all systems. - Higher cost compared to lower-end DACs with lower specifications.

Working Principles

The DAC8728SPAGR operates by converting digital input data into corresponding analog output voltages. It utilizes an internal digital-to-analog conversion technique that accurately translates the binary input values into continuous analog signals. The converted analog output can be used to control various parameters in audio systems, industrial automation, telecommunications, and instrumentation.

Application Field Plans

The DAC8728SPAGR finds applications in a wide range of fields, including:

1. Audio Systems:

   • High-fidelity audio equipment
   • Professional audio mixing consoles
   • Digital musical instruments

2. Industrial Automation:

   • Process control systems
   • Motor control and drives
   • Robotics

3. Telecommunications:

   • Base station equipment
   • Wireless communication systems
   • Network infrastructure

4. Instrumentation:

   • Test and measurement equipment
   • Data acquisition systems
   • Scientific research instruments

Alternative Models

Here are some alternative models that offer similar functionality to the DAC8728SPAGR:

1. DAC8568SPAGR: 16-bit digital-to-analog converter with eight channels.
2. DAC8742SPAGR: 14-bit digital-to-analog converter with dual channels.
3. DAC8820SPAGR: 20-bit digital-to-analog converter with single channel.

These alternative models provide options with varying resolutions, channel configurations,