DAC084S085CISD

Product Overview

Category: Digital-to-Analog Converter (DAC)

Use: The DAC084S085CISD is a high-performance, 8-bit digital-to-analog converter designed for various applications in the field of electronics. It converts digital signals into analog voltages, making it suitable for use in audio systems, instrumentation, industrial control systems, and communication devices.

Characteristics: - High resolution: The DAC provides an 8-bit resolution, allowing for precise analog output. - Fast conversion speed: It offers a fast settling time, enabling quick response to changes in the input digital signal. - Low power consumption: The DAC operates at low power levels, making it energy-efficient. - Wide voltage range: It supports a wide supply voltage range, ensuring compatibility with different power sources.

Package: The DAC084S085CISD comes in a small outline integrated circuit (SOIC) package, which provides ease of integration into electronic circuits. The package dimensions are 3.91mm x 4.90mm.

Essence: The essence of the DAC084S085CISD lies in its ability to convert digital data into precise analog voltages, facilitating accurate representation of information in various electronic systems.

Packaging/Quantity: The DAC084S085CISD is typically available in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Resolution: 8 bits
• Supply Voltage Range: 2.7V to 5.5V
• Conversion Speed: Up to 1 MSPS (Mega Samples Per Second)
• Operating Temperature Range: -40°C to +85°C
• Power Consumption: 0.5mW (typical)

Detailed Pin Configuration

The DAC084S085CISD has a total of 16 pins, each serving a specific function. The pin configuration is as follows:

1. VREF: Reference voltage input
2. AGND: Analog ground
3. AOUT: Analog output voltage
4. DGND: Digital ground
5. DB0: Digital input bit 0
6. DB1: Digital input bit 1
7. DB2: Digital input bit 2
8. DB3: Digital input bit 3
9. DB4: Digital input bit 4
10. DB5: Digital input bit 5
11. DB6: Digital input bit 6
12. DB7: Digital input bit 7
13. CS: Chip select input
14. WR: Write control input
15. RD: Read control input
16. VCC: Supply voltage input

Functional Features

• High linearity: The DAC084S085CISD offers excellent linearity, ensuring accurate analog output proportional to the digital input.
• Low glitch energy: It minimizes glitches during transitions, resulting in smooth and stable analog output.
• Power-down mode: The DAC can be put into a power-saving mode when not in use, reducing power consumption.
• SPI interface: It supports a serial peripheral interface (SPI) for easy communication with microcontrollers or other digital devices.

Advantages and Disadvantages

Advantages: - High resolution and accuracy - Fast conversion speed - Low power consumption - Wide supply voltage range - Small package size for easy integration

Disadvantages: - Limited resolution compared to higher-bit DACs - Requires external reference voltage for optimal performance

Working Principles

The DAC084S085CISD operates on the principle of binary-weighted resistor network. It uses a combination of resistors to convert the digital input into an equivalent analog voltage. The digital input is decoded and applied to the resistor network, generating a precise analog output voltage. The conversion process is controlled by the input control signals (CS, WR, RD), and the resulting analog voltage is available at the AOUT pin.

Detailed Application Field Plans

The DAC084S085CISD finds applications in various fields, including:

1. Audio Systems: It can be used in audio equipment for digital-to-analog conversion, enabling high-quality sound reproduction.
2. Instrumentation: The DAC is suitable for precision measurement instruments, providing accurate analog outputs for data representation.
3. Industrial Control Systems: It can be utilized in industrial automation systems for controlling analog devices based on digital inputs.
4. Communication Devices: The DAC enables digital signal processing in communication devices, facilitating modulation and demodulation processes.

Detailed and Complete Alternative Models

1. DAC0830: 8-bit digital-to-analog converter with similar characteristics and package options.
2. MCP4921: 12-bit digital-to-analog converter offering higher resolution and SPI interface compatibility.
3. MAX521: 16-bit digital-to-analog converter with enhanced accuracy and low power consumption.

These alternative models