DAC9881SRGETG4

Product Overview

Category: Digital-to-Analog Converter (DAC)

Use: The DAC9881SRGETG4 is a high-performance digital-to-analog converter designed for various applications that require precise analog output. It converts digital signals into corresponding analog voltages, making it suitable for use in audio systems, instrumentation, industrial control, and communication equipment.

Characteristics: - High resolution: The DAC9881SRGETG4 offers a resolution of up to 16 bits, ensuring accurate representation of the digital input. - Low distortion: With its low total harmonic distortion (THD) and noise levels, this DAC provides high-quality analog output signals. - Fast settling time: The device features a fast settling time, enabling rapid response to changes in the digital input. - Wide voltage range: It operates over a wide voltage range, allowing flexibility in different power supply configurations.

Package: The DAC9881SRGETG4 comes in a small outline package (SOP), which ensures easy integration into various circuit designs.

Essence: The essence of the DAC9881SRGETG4 lies in its ability to convert digital data into precise analog voltages with high resolution and low distortion.

Packaging/Quantity: This product is typically available in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Resolution: Up to 16 bits
• Output Voltage Range: 0V to Vref
• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Total Harmonic Distortion (THD): <0.01%
• Settling Time: <10µs

Detailed Pin Configuration

The DAC9881SRGETG4 has the following pin configuration:

1. VDD: Power supply voltage
2. VREF: Reference voltage input
3. AGND: Analog ground
4. OUT: Analog output voltage
5. SDA: Serial data input
6. SCL: Serial clock input
7. LDAC: Load DAC input
8. RESET: Reset input

Functional Features

• Serial Interface: The DAC9881SRGETG4 utilizes a serial interface (SDA and SCL) for easy integration with microcontrollers or other digital devices.
• Internal Reference: It includes an internal reference voltage (VREF) that simplifies the design by eliminating the need for an external reference source.
• Power-On Reset: The device features a power-on reset circuitry that ensures proper initialization upon power-up.
• Low Power Consumption: The DAC9881SRGETG4 is designed to minimize power consumption, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - High resolution and low distortion provide accurate analog output. - Fast settling time enables quick response to changes in the digital input. - Wide voltage range allows flexibility in power supply configurations. - Small package size facilitates easy integration into various circuit designs.

Disadvantages: - Limited output voltage range compared to some other DAC models. - May require additional external components for certain applications.

Working Principles

The DAC9881SRGETG4 operates based on the principle of converting digital input data into corresponding analog voltages. It utilizes an internal digital-to-analog conversion technique to accurately represent the digital input signal as an analog output voltage. The device's internal circuitry ensures high precision and low distortion during this conversion process.

Detailed Application Field Plans

The DAC9881SRGETG4 finds applications in various fields, including:

1. Audio Systems: It can be used in audio equipment such as amplifiers, mixers, and digital audio workstations to convert digital audio signals into analog voltages for accurate sound reproduction.
2. Instrumentation: The DAC9881SRGETG4 is suitable for precision measurement instruments that require high-resolution analog output, such as data acquisition systems and oscilloscopes.
3. Industrial Control: It can be employed in industrial control systems for tasks like motor control, process control, and automation, where precise analog output is essential.
4. Communication Equipment: The device can be utilized in communication devices like modems, routers, and transceivers to convert digital signals into analog voltages for transmission or modulation purposes.

Detailed and Complete Alternative Models

1. DAC9881IRGET: This model offers similar features and specifications but comes in a different package (QFN) for space-constrained applications.
2. DAC9882SRGER: A higher-resolution version of the DAC9881SRGETG4, offering 18-bit resolution for even more precise analog output.
3. DAC9881SPWPR: This model includes an integrated power-on reset circuitry, eliminating the need for an external reset signal.

These alternative models provide options with varying specifications and