DAC7811IDGSR

Product Overview

Category: Digital-to-Analog Converter (DAC)

Use: The DAC7811IDGSR is a high-performance, low-power, 12-bit digital-to-analog converter designed for various applications that require precise analog output generation. It is commonly used in industrial control systems, data acquisition systems, and audio equipment.

Characteristics: - High resolution: 12-bit resolution provides accurate analog output. - Low power consumption: Designed to operate with minimal power requirements. - Fast settling time: Offers fast response time for dynamic applications. - Wide voltage range: Supports a wide range of input voltages. - Small package size: Comes in a compact package for space-constrained designs.

Package: The DAC7811IDGSR is available in a small MSOP-10 package, which ensures easy integration into circuit boards and reduces overall system size.

Essence: This DAC belongs to a family of high-performance digital-to-analog converters that provide precise analog output generation for various applications.

Packaging/Quantity: The DAC7811IDGSR is typically sold in reels containing 2500 units per reel.

Specifications

• Resolution: 12 bits
• Number of Channels: 1
• Output Type: Voltage
• Interface: Serial (SPI)
• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +105°C
• Settling Time: 4.5µs (typical)
• DNL (Differential Non-Linearity): ±0.5 LSB (maximum)
• INL (Integral Non-Linearity): ±1 LSB (maximum)

Detailed Pin Configuration

The DAC7811IDGSR features the following pin configuration:

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| | | DAC7811IDGSR | |_______________________________________| | | | VREF OUT GND DIN SCLK | |_______________________________________| ```

• VREF: Reference voltage input pin.
• OUT: Analog output pin.
• GND: Ground pin.
• DIN: Serial data input pin.
• SCLK: Serial clock input pin.

Functional Features

1. High Resolution: The DAC7811IDGSR provides a 12-bit resolution, allowing for precise analog output generation.
2. Low Power Consumption: Designed with low power requirements, making it suitable for battery-powered applications.
3. Fast Settling Time: Offers a fast settling time of 4.5µs (typical), enabling quick response in dynamic applications.
4. Flexible Interface: The DAC7811IDGSR utilizes a serial interface (SPI) for easy integration into various systems.
5. Wide Voltage Range: Supports a wide supply voltage range of 2.7V to 5.5V, providing compatibility with different power sources.

Advantages and Disadvantages

Advantages: - High resolution for accurate analog output. - Low power consumption for energy-efficient operation. - Fast settling time for dynamic applications. - Small package size for space-constrained designs. - Wide voltage range for compatibility with different power sources.

Disadvantages: - Limited to single-channel output. - Requires an external reference voltage source.

Working Principles

The DAC7811IDGSR operates by converting digital input data received through the serial interface (DIN and SCLK) into a corresponding analog voltage at the OUT pin. The reference voltage (VREF) determines the maximum analog output voltage. The digital input data is converted using a 12-bit digital-to-analog conversion process, resulting in a precise analog output signal.

Detailed Application Field Plans

The DAC7811IDGSR finds applications in various fields, including:

1. Industrial Control Systems: Used for precise analog control in industrial automation and process control systems.
2. Data Acquisition Systems: Enables accurate analog data acquisition in scientific research and measurement equipment.
3. Audio Equipment: Provides high-quality analog audio output in audio amplifiers, mixers, and digital audio workstations.

Detailed and Complete Alternative Models

1. DAC7812IDGSR: Similar to the DAC7811IDGSR but with a 12-bit resolution and dual-channel output.
2. DAC7814IDGSR: A higher-resolution alternative with a 14-bit resolution and single-channel output.
3. DAC7821IDGSR: Offers a higher resolution of 16 bits and single-channel output.

These alternative models provide options with different resolutions and channel configurations to suit specific application requirements.

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