DAC8228SRTQT

Product Overview

Category: Digital-to-Analog Converter (DAC)

Use: The DAC8228SRTQT is a high-performance digital-to-analog converter designed for various applications that require precise analog output signals. It is commonly used in audio equipment, instrumentation, and communication systems.

Characteristics: - High resolution: The DAC8228SRTQT offers a resolution of up to 16 bits, ensuring accurate conversion of digital signals into analog voltages. - Low distortion: With its low total harmonic distortion (THD) and noise levels, this DAC provides high-quality analog output signals. - Wide voltage range: The device operates within a wide voltage range, allowing flexibility in different applications. - Fast settling time: The DAC8228SRTQT has a fast settling time, enabling rapid response to changes in the input digital data.

Package: The DAC8228SRTQT comes in a small outline integrated circuit (SOIC) package, which ensures easy integration into various electronic systems.

Essence: This DAC is designed to convert digital signals into precise analog voltages, making it an essential component in systems requiring accurate analog outputs.

Packaging/Quantity: The DAC8228SRTQT is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Resolution: Up to 16 bits
• Voltage Range: ±10V
• Total Harmonic Distortion (THD): <0.01%
• Settling Time: <10µs
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage: +5V

Detailed Pin Configuration

The DAC8228SRTQT has a total of 20 pins, each serving a specific function. Here is the detailed pin configuration:

1. VREFL: Reference voltage (low)
2. VREFH: Reference voltage (high)
3. AGND: Analog ground
4. OUTA: Analog output A
5. OUTB: Analog output B
6. OUTC: Analog output C
7. OUTD: Analog output D
8. GND: Ground
9. DB15: Digital input bit 15
10. DB14: Digital input bit 14
11. DB13: Digital input bit 13
12. DB12: Digital input bit 12
13. DB11: Digital input bit 11
14. DB10: Digital input bit 10
15. DB9: Digital input bit 9
16. DB8: Digital input bit 8
17. DB7: Digital input bit 7
18. DB6: Digital input bit 6
19. DB5: Digital input bit 5
20. DB4: Digital input bit 4

Functional Features

• High-resolution digital-to-analog conversion
• Low distortion and noise levels for high-quality analog output
• Wide voltage range for versatile applications
• Fast settling time for rapid response to input changes
• Easy integration into electronic systems with the SOIC package

Advantages and Disadvantages

Advantages: - High resolution ensures accurate analog output signals. - Low distortion and noise levels provide high-quality audio or data transmission. - Wide voltage range allows flexibility in different applications. - Fast settling time enables quick response to input changes.

Disadvantages: - Limited to a maximum resolution of 16 bits, which may not be sufficient for some specialized applications requiring higher precision. - Requires an external reference voltage source for proper operation.

Working Principles

The DAC8228SRTQT operates by converting digital input data into corresponding analog voltages. It utilizes a combination of digital circuitry and a precision resistor ladder network to achieve accurate conversion. The digital input data is decoded and converted into an analog voltage, which is then amplified and filtered to produce the desired analog output signal.

Detailed Application Field Plans

The DAC8228SRTQT finds applications in various fields, including:

1. Audio Equipment: It is used in audio systems such as amplifiers, mixers, and digital audio workstations to convert digital audio signals into analog voltages for playback or recording.
2. Instrumentation: The DAC8228SRTQT is employed in measurement and control systems where precise analog outputs are required, such as in data acquisition systems and industrial automation.
3. Communication Systems: It plays a crucial role in communication equipment, including modems, transceivers, and wireless devices, by converting digital signals into analog waveforms for transmission or reception.

Detailed and Complete Alternative Models

1. DAC8822SRTQT: This DAC offers similar features and specifications but provides a higher resolution of up to 18 bits.
2. DAC7228SRTQT: A lower-cost alternative with a resolution of 12 bits, suitable for applications that do not require