DAC7617E

Product Overview

Category: Digital-to-Analog Converter (DAC)

Use: The DAC7617E is a high-performance, 12-bit digital-to-analog converter designed for various applications that require precise analog output generation. It converts digital signals into corresponding analog voltages with exceptional accuracy and speed.

Characteristics: - High resolution: 12-bit resolution ensures fine-grained control over the analog output. - Fast conversion rate: The DAC7617E can convert digital input to analog output at a rate of up to 1 MSPS (Mega Samples Per Second). - Low power consumption: This DAC operates on low power supply voltage, making it suitable for battery-powered devices. - Wide operating temperature range: The DAC7617E can function reliably in extreme temperature conditions, ranging from -40°C to +125°C.

Package: The DAC7617E is available in a small outline package (SOIC) with 16 pins. This package offers ease of integration into various circuit designs.

Essence: The essence of the DAC7617E lies in its ability to accurately convert digital signals into precise analog voltages, enabling seamless integration between digital and analog systems.

Packaging/Quantity: The DAC7617E is typically sold in reels containing 250 units per reel.

Specifications

• Resolution: 12 bits
• Conversion Rate: Up to 1 MSPS
• Power Supply Voltage: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +125°C
• Package Type: SOIC-16

Pin Configuration

The DAC7617E features the following pin configuration:

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| | | DAC7617E | |_______________________________________| | | | VREF OUTA OUTB GND VDD | |_______________________________________| ```

• VREF: Reference voltage input
• OUTA: Analog output channel A
• OUTB: Analog output channel B
• GND: Ground
• VDD: Power supply voltage

Functional Features

1. High-resolution conversion: The DAC7617E provides a 12-bit resolution, allowing for precise analog output generation.
2. Fast conversion rate: With a maximum conversion rate of 1 MSPS, the DAC7617E can quickly respond to changes in digital input signals.
3. Low power consumption: This DAC operates on low power supply voltage, making it suitable for power-constrained applications.
4. Flexible reference voltage: The VREF pin allows users to set the desired reference voltage, enabling customization of the analog output range.

Advantages and Disadvantages

Advantages: - High resolution ensures accurate analog output. - Fast conversion rate enables real-time response. - Low power consumption extends battery life. - Wide operating temperature range allows for use in extreme conditions.

Disadvantages: - Limited number of analog output channels (A and B). - Requires an external reference voltage source.

Working Principles

The DAC7617E utilizes a digital-to-analog conversion technique called pulse-width modulation (PWM). It converts the digital input signal into a series of pulses with varying widths, which are then filtered to produce a smooth analog output voltage. The width of each pulse corresponds to the desired analog value, allowing for precise control over the output voltage.

Detailed Application Field Plans

The DAC7617E finds application in various fields, including:

1. Audio Systems: Precise analog output generation is crucial in audio systems, such as digital audio players and sound processing equipment.
2. Industrial Automation: The DAC7617E can be used in industrial automation systems to generate accurate control signals for actuators and sensors.
3. Test and Measurement Equipment: This DAC is suitable for applications that require precise voltage generation, such as signal generators and calibration equipment.
4. Communication Systems: The DAC7617E can be utilized in communication systems to convert digital signals into analog waveforms for transmission.

Detailed and Complete Alternative Models

1. DAC7612E: Similar to the DAC7617E, but with 10-bit resolution instead of 12 bits.
2. DAC7615E: A lower-resolution version of the DAC7617E, offering 8-bit resolution.
3. DAC7619E: A higher-resolution alternative with 16-bit resolution, providing even finer control over the analog output.

These alternative models offer different levels of resolution to suit specific application requirements.

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