DAC7654YBR

Product Overview

Category: Digital-to-Analog Converter (DAC)

Use: The DAC7654YBR is a high-performance, quad-channel, 16-bit digital-to-analog converter. It is designed to convert digital signals into analog voltages with exceptional accuracy and precision.

Characteristics: - Quad-channel: The DAC7654YBR has four independent channels, allowing for simultaneous conversion of multiple digital signals. - High resolution: With a 16-bit resolution, it can provide fine-grained analog output. - Low noise: The DAC7654YBR offers low noise performance, ensuring accurate and reliable analog voltage outputs. - Fast settling time: It has a fast settling time, enabling quick response to changes in the input digital signals. - Wide operating range: The DAC7654YBR operates over a wide voltage range, making it suitable for various applications. - Small package: It comes in a compact package, saving board space and facilitating integration into different systems.

Package: The DAC7654YBR is available in a small-outline integrated circuit (SOIC) package.

Essence: The DAC7654YBR is an essential component in systems that require precise analog voltage generation from digital signals. It finds applications in areas such as industrial automation, test and measurement equipment, audio processing, and communication systems.

Packaging/Quantity: The DAC7654YBR is typically sold in reels containing a specified quantity of units. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Resolution: 16 bits
• Number of Channels: 4
• Output Type: Voltage
• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +105°C
• Settling Time: <10µs
• Total Unadjusted Error: ±1 LSB (max)
• Power Consumption: <10mW per channel

Pin Configuration

The DAC7654YBR has a total of 20 pins. The pin configuration is as follows:

```

---

| | | 1 2 3 4 5 6 7 8 9 10| |_______________________________________| | | | 11 12 13 14 15 16 17 18 19 20| |_______________________________________| ```

Pin Description: 1. VREF - Reference Voltage Input 2. AGND - Analog Ground 3. OUTA - Channel A Analog Output 4. OUTB - Channel B Analog Output 5. OUTC - Channel C Analog Output 6. OUTD - Channel D Analog Output 7. DVDD - Digital Supply Voltage 8. DGND - Digital Ground 9. DIN - Serial Data Input 10. SCLK - Serial Clock Input 11. SYNC - Chip Select Input 12-20. NC - No Connection

Functional Features

• Simultaneous Update: The DAC7654YBR allows simultaneous update of all four channels, ensuring synchronized analog outputs.
• Serial Interface: It features a serial interface for easy integration with microcontrollers and digital systems.
• Internal Reference: The DAC7654YBR includes an internal voltage reference, eliminating the need for an external reference source.
• Power-On Reset: It incorporates a power-on reset circuitry that ensures proper initialization upon power-up.

Advantages and Disadvantages

Advantages: - High resolution and accuracy - Low noise performance - Fast settling time - Wide operating range - Compact package size

Disadvantages: - Limited number of channels (4) - Requires external control and interface circuitry

Working Principles

The DAC7654YBR operates by converting digital input signals into corresponding analog voltages. It utilizes a combination of digital-to-analog conversion techniques to achieve high precision and accuracy. The internal circuitry ensures proper voltage scaling, noise reduction, and fast response to changes in the digital input.

Detailed Application Field Plans

The DAC7654YBR is widely used in various applications, including:

1. Industrial Automation: It is employed in industrial control systems for precise analog voltage generation required in motor control, process control, and instrumentation.
2. Test and Measurement Equipment: The DAC7654YBR finds application in test and measurement equipment, such as data acquisition systems, signal generators, and waveform synthesizers.
3. Audio Processing: It is utilized in audio processing systems, including audio mixers, equalizers, and digital audio workstations, to generate accurate analog signals for audio output.
4. Communication Systems: The DAC7654YBR is used in communication systems for generating analog signals required in modulation, demodulation, and signal conditioning