DAC7802KUG4

Product Overview

Category: Digital-to-Analog Converter (DAC)

Use: The DAC7802KUG4 is a high-performance, 12-bit digital-to-analog converter designed for precision industrial applications. It converts digital input signals into analog output voltages with exceptional accuracy and linearity.

Characteristics: - High resolution: 12-bit resolution provides fine-grained control over the analog output. - Low power consumption: The DAC7802KUG4 operates at low power levels, making it suitable for battery-powered devices. - Fast settling time: The device offers fast settling time, ensuring quick response to changes in the digital input. - Wide temperature range: It can operate reliably across a wide temperature range, making it suitable for harsh environments. - Low glitch energy: The DAC7802KUG4 minimizes glitches during transitions, resulting in smooth and accurate analog output.

Package: The DAC7802KUG4 comes in a small form factor, 8-pin SOIC (Small Outline Integrated Circuit) package, which is widely used in electronic systems due to its compact size and ease of integration.

Essence: The essence of the DAC7802KUG4 lies in its ability to convert digital signals into precise analog voltages, enabling accurate control and measurement in various industrial applications.

Packaging/Quantity: The DAC7802KUG4 is typically available in reels containing 2500 units per reel.

Specifications

Resolution: 12 bits
Number of Channels: 1
Output Type: Voltage
Output Range: 0V to Vref
Reference Voltage Range: 2.5V to 5.5V
Supply Voltage Range: 2.7V to 5.5V
Operating Temperature Range: -40°C to +105°C
Settling Time: 10µs (typical)
Power Consumption: 0.5mW (typical)

Detailed Pin Configuration

The DAC7802KUG4 has the following pin configuration:

VDD: Supply voltage input
VREF: Reference voltage input
AGND: Analog ground
OUT: Analog output voltage
DIN: Digital input data
SCLK: Serial clock input
CS: Chip select input
DGND: Digital ground

Functional Features

High linearity: The DAC7802KUG4 offers excellent linearity, ensuring accurate representation of the digital input signal in the analog domain.
Low noise: It provides low noise performance, resulting in clean and reliable analog output signals.
SPI interface: The device utilizes a serial peripheral interface (SPI) for easy integration with microcontrollers and other digital systems.
Power-down mode: The DAC7802KUG4 includes a power-down mode to conserve power when not in use.
Internal reference: It features an internal voltage reference, eliminating the need for an external reference source.

Advantages and Disadvantages

Advantages: - High resolution and accuracy - Low power consumption - Fast settling time - Wide temperature range operation - Compact package size

Disadvantages: - Limited number of channels (single-channel) - Requires an external microcontroller or digital system for control

Working Principles

The DAC7802KUG4 operates by converting digital input data into corresponding analog output voltages. It utilizes a digital-to-analog conversion technique called pulse-width modulation (PWM). The digital input data is processed internally and converted into a series of pulses with varying widths. These pulses are then filtered to produce a smooth analog output voltage.

Detailed Application Field Plans

The DAC7802KUG4 finds applications in various industrial fields, including but not limited to: - Process control systems - Test and measurement equipment - Data acquisition systems - Industrial automation - Audio equipment

Detailed and Complete Alternative Models

DAC7801KUG4: Similar to the DAC7802KUG4, but with 10-bit resolution instead of 12 bits.
DAC7800KUG4: A lower-resolution version with 8-bit resolution, suitable for less demanding applications.
DAC7811KUG4: A dual-channel variant of the DAC7802KUG4, offering two independent analog outputs.

These alternative models provide options with varying resolutions and channel configurations to suit different application requirements.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van DAC7802KUG4 in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of DAC7802KUG4 in technical solutions:

Q: What is DAC7802KUG4? A: DAC7802KUG4 is a digital-to-analog converter (DAC) integrated circuit that converts digital signals into analog voltage outputs.
Q: What is the operating voltage range of DAC7802KUG4? A: The operating voltage range of DAC7802KUG4 is typically between 2.7V and 5.5V.
Q: What is the resolution of DAC7802KUG4? A: DAC7802KUG4 has a resolution of 12 bits, which means it can provide 4096 different output voltage levels.
Q: How many channels does DAC7802KUG4 have? A: DAC7802KUG4 has two independent channels, allowing for simultaneous conversion of two digital inputs to analog outputs.
Q: What is the maximum output current of DAC7802KUG4? A: The maximum output current of DAC7802KUG4 is typically 2 mA.
Q: Can DAC7802KUG4 be used in both single-ended and differential mode? A: Yes, DAC7802KUG4 can be used in both single-ended and differential mode, providing flexibility in various applications.
Q: Does DAC7802KUG4 require an external reference voltage? A: Yes, DAC7802KUG4 requires an external reference voltage, which determines the full-scale output voltage range.
Q: What is the power consumption of DAC7802KUG4? A: The power consumption of DAC7802KUG4 depends on the operating conditions, but it is typically low, making it suitable for power-sensitive applications.
Q: Can DAC7802KUG4 operate in a temperature range outside the industrial range? A: No, DAC7802KUG4 is designed to operate within the industrial temperature range of -40°C to +85°C.
Q: What are some typical applications of DAC7802KUG4? A: DAC7802KUG4 is commonly used in applications such as process control, motor control, instrumentation, and audio systems where accurate analog voltage outputs are required.

Please note that these answers are general and may vary depending on specific datasheet specifications and application requirements.