DAC8164IBPW

Product Overview

Category: Digital-to-Analog Converter (DAC)

Use: The DAC8164IBPW is a high-performance, quad-channel, 16-bit digital-to-analog converter. It is designed to convert digital signals into analog voltages with exceptional accuracy and precision.

Characteristics: - Quad-channel: The DAC8164IBPW consists of four independent channels, allowing for simultaneous conversion of multiple digital signals. - High resolution: With a 16-bit resolution, it can provide fine-grained analog output. - Low power consumption: The DAC8164IBPW operates at low power levels, making it suitable for battery-powered applications. - Fast settling time: It offers fast settling time, enabling quick response in dynamic applications. - Wide voltage range: The DAC8164IBPW supports a wide voltage range, making it compatible with various systems. - SPI interface: It utilizes a Serial Peripheral Interface (SPI) for easy integration with microcontrollers and other digital devices.

Package: The DAC8164IBPW comes in a small form factor package, known as TSSOP-28. This package provides compactness and ease of integration into electronic circuits.

Essence: The essence of the DAC8164IBPW lies in its ability to accurately convert digital signals into precise analog voltages, enabling seamless communication between digital and analog domains.

Packaging/Quantity: The DAC8164IBPW is typically sold in reels containing a quantity of 250 units per reel.

Specifications

• Resolution: 16 bits
• Number of Channels: 4
• Supply Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0V to Vref
• Settling Time: <10µs
• Operating Temperature Range: -40°C to +125°C
• Interface: SPI

Detailed Pin Configuration

The DAC8164IBPW has a total of 28 pins, distributed as follows:

• Pin 1: VDD (Power Supply)
• Pin 2: VREF (Reference Voltage)
• Pin 3: AGND (Analog Ground)
• Pin 4: OUTA (Channel A Analog Output)
• Pin 5: OUTB (Channel B Analog Output)
• Pin 6: OUTC (Channel C Analog Output)
• Pin 7: OUTD (Channel D Analog Output)
• Pin 8: DGND (Digital Ground)
• Pin 9: DIN (Serial Data Input)
• Pin 10: SCLK (Serial Clock Input)
• Pin 11: SYNC (Chip Select Input)
• Pins 12-19: Reserved
• Pin 20: LDAC (Load DAC Input)
• Pin 21: CLR (Clear Input)
• Pins 22-28: Reserved

Functional Features

• Simultaneous Update: The DAC8164IBPW allows simultaneous update of all channels, ensuring synchronized analog outputs.
• Power-On Reset: It incorporates a power-on reset circuitry that initializes the device to a known state upon power-up.
• Internal Reference: The DAC8164IBPW includes an internal voltage reference, eliminating the need for an external reference source.
• Low Glitch Energy: It minimizes glitch energy during transitions, reducing potential noise and distortion in the analog output.

Advantages and Disadvantages

Advantages: - High resolution and accuracy - Low power consumption - Fast settling time - Wide voltage range - Compact package size - Easy integration with microcontrollers

Disadvantages: - Limited number of channels (4) - Requires an external microcontroller or digital device for control

Working Principles

The DAC8164IBPW operates by receiving digital input data through the SPI interface. The digital data is then converted into analog voltages using a precision internal DAC. The converted analog signals are available at the respective output channels.

The device utilizes an internal voltage reference to ensure accurate conversion. It also incorporates various control inputs, such as LDAC and CLR, for additional functionality and flexibility.

Detailed Application Field Plans

The DAC8164IBPW finds applications in various fields, including:

1. Audio Systems: It can be used in audio equipment to convert digital audio signals into analog voltages for amplification and playback.
2. Industrial Automation: The DAC8164IBPW enables precise control of analog actuators and sensors in industrial automation systems.
3. Test and Measurement: It is suitable for test and measurement instruments that require high-resolution analog outputs.
4. Communication Systems: The device can be utilized in communication systems for signal conditioning and modulation purposes.
5. Automotive Electronics: It finds application in automotive electronics for controlling various analog functions, such as motor control and sensor calibration.

Detailed and Complete Alternative Models

1. DAC8564IBPW: Similar to the DAC8164IBPW, but with 12-bit