DAC813AU

Product Overview

Category: Digital-to-Analog Converter (DAC)

Use: The DAC813AU is a high-performance digital-to-analog converter designed for various applications that require precise and accurate conversion of digital signals into analog voltage outputs.

Characteristics: - High resolution and accuracy - Low power consumption - Wide operating temperature range - Compact size - Easy integration with existing systems

Package: The DAC813AU comes in a small form factor package, making it suitable for space-constrained applications. It is available in a surface-mount package, allowing for easy PCB assembly.

Essence: The DAC813AU is an essential component in systems where digital signals need to be converted into analog voltages with high precision and fidelity.

Packaging/Quantity: The DAC813AU is typically sold in reels or trays, with quantities varying depending on the supplier. Common packaging options include 2500 units per reel or 100 units per tray.

Specifications

• Resolution: 16 bits
• Output Voltage Range: 0V to Vref
• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Power Consumption: <1mW
• Interface: Serial Peripheral Interface (SPI)
• Package Type: Small Outline Integrated Circuit (SOIC)

Pin Configuration

The DAC813AU has a total of 20 pins, which are assigned specific functions as follows:

1. VDD - Power supply voltage
2. VREF - Reference voltage input
3. AGND - Analog ground
4. OUTA - Analog output A
5. OUTB - Analog output B
6. DGND - Digital ground
7. DIN - Serial data input
8. SCLK - Serial clock input
9. SYNC - Chip select input
10. LDAC - Load DAC input 11-20. NC - No connection

Functional Features

• High-resolution conversion: The DAC813AU offers 16-bit resolution, ensuring accurate and precise analog voltage outputs.
• Low power consumption: With a power consumption of less than 1mW, the DAC813AU is suitable for battery-powered applications.
• Flexible interface: The device utilizes a Serial Peripheral Interface (SPI) for easy integration with microcontrollers and other digital systems.
• Output voltage range: The DAC813AU can generate analog voltages ranging from 0V to the reference voltage (Vref), providing flexibility in various applications.

Advantages and Disadvantages

Advantages: - High resolution and accuracy - Low power consumption - Wide operating temperature range - Compact size - Easy integration with existing systems

Disadvantages: - Limited output voltage range compared to some other DAC models - Requires an external reference voltage (Vref)

Working Principles

The DAC813AU operates by converting digital input data into corresponding analog voltage levels. It utilizes an internal digital-to-analog conversion technique that accurately translates the binary input code into an analog output voltage. The converted analog signal is then available at the OUTA and OUTB pins.

Detailed Application Field Plans

The DAC813AU finds applications in various fields, including but not limited to: - Audio equipment - Industrial automation - Test and measurement instruments - Communication systems - Medical devices

In audio equipment, the DAC813AU can be used to convert digital audio signals into analog voltages, enabling high-quality sound reproduction. In industrial automation, it can be employed for precise control of analog actuators based on digital control signals. In test and measurement instruments, the DAC813AU can provide accurate analog outputs for calibration and signal generation purposes. Communication systems can utilize this DAC for modulation and demodulation processes. Medical devices can benefit from the DAC813AU's high precision in applications such as patient monitoring and diagnostic equipment.

Detailed and Complete Alternative Models

• DAC814AU
• DAC815AU
• DAC816AU
• DAC817AU
• DAC818AU

These alternative models offer similar functionality and characteristics to the DAC813AU, with variations in resolution, package type, or additional features. Users can choose the most suitable model based on their specific requirements.

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