DAC8871SPW

Product Overview

Category: Digital-to-Analog Converter (DAC)

Use: The DAC8871SPW is a high-performance, 16-bit digital-to-analog converter designed for precision applications. It converts digital input data into an analog voltage output with exceptional accuracy and linearity.

Characteristics: - High resolution: 16-bit resolution provides precise control over the analog output. - Low noise: The DAC8871SPW offers excellent signal-to-noise ratio, ensuring clean and accurate analog output. - Fast settling time: With a settling time of less than 10µs, it can quickly respond to changes in the digital input. - Wide operating range: The DAC8871SPW operates from a single power supply voltage ranging from 2.7V to 5.5V. - Low power consumption: It consumes minimal power, making it suitable for battery-powered applications.

Package: The DAC8871SPW is available in a small-size TSSOP-24 package, which allows for easy integration into space-constrained designs.

Essence: The essence of the DAC8871SPW lies in its ability to accurately convert digital signals into precise analog voltages, making it ideal for applications that require high-resolution and low-noise analog outputs.

Packaging/Quantity: The DAC8871SPW is typically sold in reels containing 2500 units per reel.

Specifications

• Resolution: 16 bits
• Output Voltage Range: 0V to Vref
• Reference Voltage Range: 2.5V to 5.5V
• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +105°C
• Settling Time: <10µs
• Power Consumption: <1mW

Pin Configuration

The DAC8871SPW has a total of 24 pins. The pin configuration is as follows:

Pin 1: VDD Pin 2: VREF Pin 3: AGND Pin 4: AOUT Pin 5: DGND Pin 6: D15 ... Pin 24: D0

Functional Features

• High-resolution digital-to-analog conversion
• Low noise and high linearity
• Fast settling time for quick response to input changes
• Wide operating voltage range for flexibility in power supply selection
• Low power consumption for energy-efficient designs

Advantages and Disadvantages

Advantages: - High resolution provides precise control over analog output. - Low noise ensures accurate and clean analog signals. - Fast settling time allows for quick response to input changes. - Wide operating voltage range offers flexibility in power supply selection. - Low power consumption makes it suitable for battery-powered applications.

Disadvantages: - Limited output voltage range compared to some other DACs. - Higher cost compared to lower-resolution DACs.

Working Principles

The DAC8871SPW utilizes a digital-to-analog conversion technique called pulse-width modulation (PWM). It takes the digital input data and converts it into a series of pulses with varying widths. These pulses are then filtered to produce a smooth analog voltage output. The width of each pulse corresponds to the desired analog value, allowing for high-resolution conversion.

Detailed Application Field Plans

The DAC8871SPW finds applications in various fields that require precise analog voltage generation. Some of the potential application areas include: - Audio equipment: High-fidelity audio systems, digital audio workstations, and musical instruments. - Industrial automation: Process control, motor control, and instrumentation. - Test and measurement: Calibration equipment, data acquisition systems, and signal generators. - Communication systems: Base stations, wireless transceivers, and signal conditioning.

Detailed and Complete Alternative Models

• DAC8871SPW is a high-performance option with 16-bit resolution.
• DAC8565IBPW is a similar DAC with 16-bit resolution and a different pin configuration.
• DAC8830ICDR is a lower-cost alternative with 14-bit resolution.
• DAC124S085CIMM/NOPB is a low-power option with 12-bit resolution.

These alternative models provide various options based on resolution, cost, and pin compatibility, allowing designers to choose the most suitable DAC for their specific requirements.

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