DAC7714UG4

Product Overview

Category: Digital-to-Analog Converter (DAC)

Use: The DAC7714UG4 is a high-performance, quad-channel, 12-bit digital-to-analog converter designed for various applications that require precise analog output generation. It is commonly used in industrial automation, test and measurement equipment, audio systems, and communication devices.

Characteristics: - Quad-channel: The DAC7714UG4 provides four independent channels, allowing simultaneous conversion of multiple digital inputs to analog outputs. - High resolution: With a 12-bit resolution, it offers fine-grained control over the analog output, resulting in accurate representation of the digital input. - Low power consumption: The DAC7714UG4 operates at low power levels, making it suitable for battery-powered devices and energy-efficient applications. - Fast settling time: It features a fast settling time, enabling rapid response to changes in the digital input and ensuring real-time performance. - Wide voltage range: The DAC7714UG4 supports a wide voltage range, allowing flexibility in interfacing with different systems.

Package: The DAC7714UG4 is available in a small-outline integrated circuit (SOIC) package, which provides ease of integration into various electronic systems.

Essence: The essence of the DAC7714UG4 lies in its ability to convert digital signals into precise analog outputs, facilitating accurate control and manipulation of analog parameters in diverse applications.

Packaging/Quantity: The DAC7714UG4 is typically sold in reels containing a quantity of 250 units per reel.

Specifications

• Resolution: 12 bits
• Number of Channels: 4
• Supply Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0V to Vref
• Operating Temperature Range: -40°C to +105°C
• Interface: Serial Peripheral Interface (SPI)
• Power Consumption: 1.2mW per channel (typical)

Detailed Pin Configuration

The DAC7714UG4 features a 16-pin SOIC package with the following pin configuration:

Pin 1: VDD Pin 2: VDD Pin 3: VOUTA Pin 4: VOUTB Pin 5: VOUTC Pin 6: VOUTD Pin 7: AGND Pin 8: DGND Pin 9: SCLK Pin 10: DIN Pin 11: SYNC Pin 12: LDAC Pin 13: CLR Pin 14: REF Pin 15: VREF Pin 16: VSS

Functional Features

• Simultaneous Update: The DAC7714UG4 allows simultaneous update of all four channels, ensuring synchronized analog output generation.
• Output Amplifier: Each channel is equipped with an output amplifier that provides high drive capability and low output impedance, enabling direct connection to various loads.
• Power-On Reset: Upon power-up, the DAC7714UG4 performs a power-on reset, initializing all internal registers to predefined values for reliable operation.
• Daisy-Chain Mode: It supports daisy-chain mode, allowing multiple DAC7714UG4 devices to be connected in series and controlled using a single serial interface.

Advantages and Disadvantages

Advantages: - High resolution and accuracy - Low power consumption - Fast settling time - Wide voltage range - Simultaneous update of all channels

Disadvantages: - Limited number of channels (4) - Requires external reference voltage (Vref)

Working Principles

The DAC7714UG4 operates based on the principle of converting digital input codes into corresponding analog voltages. It utilizes an internal digital-to-analog conversion technique to generate precise analog outputs. The digital input codes are received through the serial interface and processed internally to produce accurate analog voltage levels on each channel.

Detailed Application Field Plans

The DAC7714UG4 finds applications in various fields, including:

1. Industrial Automation: It is used for controlling analog parameters in industrial control systems, such as motor speed control, valve positioning, and temperature regulation.
2. Test and Measurement Equipment: The DAC7714UG4 enables generation of precise analog signals for testing and calibration purposes in instruments like oscilloscopes, signal generators, and data acquisition systems.
3. Audio Systems: It is employed in audio equipment to convert digital audio signals into analog waveforms, ensuring high-fidelity sound reproduction.
4. Communication Devices: The DAC7714UG4 plays a crucial role in communication devices, facilitating accurate modulation and demodulation of analog signals in wireless communication systems.

Detailed and Complete Alternative Models

1. DAC7814UG4: Similar to the DAC7714UG4, but with 16-bit resolution for higher precision applications.
2. DAC7614UG4: A lower