DAC714U/1K

Product Overview

Category

The DAC714U/1K belongs to the category of digital-to-analog converters (DACs).

Use

It is used to convert digital signals into analog voltages or currents.

Characteristics

• High precision and accuracy
• Low power consumption
• Wide operating voltage range
• Fast settling time
• Small package size

Package

The DAC714U/1K is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of the DAC714U/1K lies in its ability to accurately convert digital data into corresponding analog signals.

Packaging/Quantity

The DAC714U/1K is typically sold in reels containing a quantity of 250 units per reel.

Specifications

• Resolution: 14 bits
• Supply Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0V to Vref
• Operating Temperature Range: -40°C to +105°C
• DNL (Differential Non-Linearity): ±0.5 LSB (max)
• INL (Integral Non-Linearity): ±1 LSB (max)

Detailed Pin Configuration

The DAC714U/1K has the following pin configuration:

1. VDD: Power supply voltage
2. VREF: Reference voltage input
3. AGND: Analog ground
4. AOUT: Analog output voltage
5. SDA: Serial data input
6. SCL: Serial clock input
7. ADDR: Address input
8. GND: Ground
9. VLOGIC: Logic supply voltage
10. LDAC: Load DAC input
11. RESET: Reset input
12. CS: Chip select input

Functional Features

• Serial interface for easy integration with microcontrollers
• Internal reference voltage generator
• Power-on reset circuitry
• Low glitch energy
• Programmable output range

Advantages and Disadvantages

Advantages

• High precision and accuracy in converting digital signals to analog
• Wide operating voltage range allows for flexibility in various applications
• Fast settling time ensures quick response to input changes
• Small package size enables space-saving designs

Disadvantages

• Limited resolution compared to higher-end DACs
• May require additional external components for certain applications

Working Principles

The DAC714U/1K utilizes a digital-to-analog conversion technique called pulse-width modulation (PWM). It converts the digital input data into a corresponding analog voltage or current by adjusting the width of the output pulses.

Detailed Application Field Plans

The DAC714U/1K finds applications in various fields, including:

1. Industrial automation: Control of motor speed, valve positioning, and process control systems.
2. Audio equipment: Digital audio signal processing, volume control, and equalization.
3. Instrumentation: Calibration of sensors, signal conditioning, and waveform generation.
4. Communication systems: Baseband signal generation, frequency synthesis, and modulation.

Detailed and Complete Alternative Models

Some alternative models to the DAC714U/1K include:

1. DAC712U/1K: 12-bit resolution DAC with similar features and package.
2. DAC716U/1K: 16-bit resolution DAC with higher precision and accuracy.
3. DAC718U/1K: 18-bit resolution DAC with extended temperature range.

These alternative models provide different resolution options and may suit specific application requirements.

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