DAC08ESZ-REEL

Product Overview

Category: Digital-to-Analog Converter (DAC)

Use: The DAC08ESZ-REEL is a high-performance 8-bit 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, communication devices, and industrial control systems.

Characteristics: - High resolution: The DAC08ESZ-REEL provides an 8-bit resolution, allowing for fine-grained analog output. - Fast conversion speed: With a maximum conversion rate of 100 kilosamples per second (ksps), it ensures real-time response in time-critical applications. - Low power consumption: This DAC operates at low power levels, making it energy-efficient and suitable for battery-powered devices. - Wide voltage range: The device supports a wide supply voltage range of 4.5V to 16.5V, providing flexibility in different operating conditions.

Package: The DAC08ESZ-REEL comes in a small outline integrated circuit (SOIC) package, which offers ease of integration onto printed circuit boards (PCBs). The package dimensions are 3.91mm x 9.90mm x 1.75mm.

Essence: The essence of the DAC08ESZ-REEL lies in its ability to convert digital data into precise analog voltages, enabling accurate representation of digital information in the analog domain.

Packaging/Quantity: The DAC08ESZ-REEL is typically available in reels containing 250 units, ensuring convenient handling and storage during manufacturing processes.

Specifications

• Resolution: 8 bits
• Conversion Rate: Up to 100 ksps
• Supply Voltage Range: 4.5V to 16.5V
• Power Consumption: 10mW (typical)
• Operating Temperature Range: -40°C to +85°C
• Integral Nonlinearity (INL): ±1 LSB (maximum)
• Differential Nonlinearity (DNL): ±0.5 LSB (maximum)
• Output Voltage Range: 0V to Vref

Pin Configuration

The DAC08ESZ-REEL features a 16-pin SOIC package with the following pin configuration:

Pin 1: Vout Pin 2: Vref Pin 3: AGND Pin 4: DGND Pin 5: A0 Pin 6: A1 Pin 7: A2 Pin 8: A3 Pin 9: A4 Pin 10: A5 Pin 11: A6 Pin 12: A7 Pin 13: CS Pin 14: WR Pin 15: RD Pin 16: Vcc

Functional Features

• High linearity: The DAC08ESZ-REEL ensures high linearity in converting digital data to analog voltages, resulting in accurate representation of the input signal.
• Low glitch energy: It minimizes glitches during transitions, reducing unwanted noise and ensuring smooth analog output.
• Power-on reset: The device incorporates a power-on reset circuitry that initializes the DAC to a known state upon power-up, enhancing system reliability.
• Serial interface compatibility: The DAC08ESZ-REEL supports industry-standard serial interfaces such as SPI (Serial Peripheral Interface) and I2C (Inter-Integrated Circuit), enabling easy integration into existing systems.

Advantages and Disadvantages

Advantages: - High resolution and fast conversion rate enable precise analog output. - Low power consumption makes it suitable for battery-powered devices. - Wide voltage range provides flexibility in different operating conditions. - Small package size allows for easy integration onto PCBs. - Power-on reset circuitry enhances system reliability.

Disadvantages: - Limited resolution of 8 bits may not be sufficient for applications requiring higher precision. - Lack of built-in reference voltage source may require an external reference voltage.

Working Principles

The DAC08ESZ-REEL operates based on the principle of binary-weighted resistor ladder network. It utilizes a combination of resistors to generate precise analog voltages corresponding to the digital input code. The digital data is converted into a binary format, and each bit controls a switch that connects or disconnects a specific resistor from the ladder network. By adjusting the combination of resistors, the DAC produces the desired analog output voltage.

Detailed Application Field Plans

The DAC08ESZ-REEL finds applications in various fields, including:

1. Audio Systems: It can be used in audio equipment such as digital-to-analog converters, audio mixers, and amplifiers to convert digital audio signals into analog waveforms for high-quality sound reproduction.

2.