DAC7564IAPWR

Product Overview

Category: Digital-to-Analog Converter (DAC)

Use: The DAC7564IAPWR is a high-performance, quad-channel, 12-bit digital-to-analog converter. It is designed to convert digital signals into analog voltages with high precision and accuracy.

Characteristics: - Quad-channel: The DAC7564IAPWR has four independent channels, allowing simultaneous conversion of multiple digital signals. - High resolution: With a 12-bit resolution, it can provide precise analog voltage outputs. - Low power consumption: The DAC7564IAPWR operates at low power levels, making it suitable for battery-powered applications. - Fast settling time: It offers a fast settling time, ensuring quick response to changes in the input digital signals.

Package: The DAC7564IAPWR comes in a small-sized TSSOP-16 package, which is ideal for space-constrained applications.

Essence: The essence of the DAC7564IAPWR lies in its ability to accurately convert digital signals into analog voltages, enabling seamless integration between digital and analog systems.

Packaging/Quantity: The DAC7564IAPWR is typically available in reels of 2500 units per reel.

Specifications

• Resolution: 12 bits
• Number of Channels: 4
• Output Type: Voltage
• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +105°C
• Interface: Serial Peripheral Interface (SPI)
• DNL (Differential Non-Linearity): ±1 LSB (max)
• INL (Integral Non-Linearity): ±2 LSB (max)
• Settling Time: 10 µs (typ)

Pin Configuration

The DAC7564IAPWR has a TSSOP-16 package with the following pin configuration:

Pin 1: VREF Pin 2: AOUT1 Pin 3: AOUT2 Pin 4: AOUT3 Pin 5: AOUT4 Pin 6: AGND Pin 7: DVDD Pin 8: CS Pin 9: SCLK Pin 10: DIN Pin 11: LDAC Pin 12: RESET Pin 13: DGND Pin 14: VCC Pin 15: REFOUT Pin 16: VREF

Functional Features

• Simultaneous Update: The DAC7564IAPWR allows simultaneous update of all four channels, ensuring synchronized analog outputs.
• Power-On Reset: It includes a power-on reset circuit that initializes the device to a known state upon power-up.
• Internal Reference: The device incorporates an internal voltage reference, eliminating the need for an external reference source.
• Low Glitch Energy: The DAC7564IAPWR minimizes glitch energy during transitions, reducing unwanted noise in the analog output.

Advantages and Disadvantages

Advantages: - High resolution and accuracy - Low power consumption - Fast settling time - Simultaneous update of all channels - Integrated internal reference

Disadvantages: - Limited to voltage output only - Relatively small package size may require careful PCB layout design

Working Principles

The DAC7564IAPWR operates by converting digital input signals into corresponding analog voltages. It utilizes a serial peripheral interface (SPI) to receive digital data and control signals. The received digital data is then processed internally to generate accurate analog outputs on each channel. The device incorporates a precision voltage reference to ensure high accuracy in the conversion process.

Detailed Application Field Plans

The DAC7564IAPWR finds applications in various fields, including: 1. Industrial Automation: It can be used for precise control of analog actuators and sensors in industrial automation systems. 2. Audio Systems: The DAC7564IAPWR enables high-fidelity audio signal generation in audio equipment such as amplifiers and digital audio players. 3. Test and Measurement: It is suitable for generating precise analog signals in test and measurement instruments, ensuring accurate measurements. 4. Communication Systems: The device can be utilized in communication systems for generating analog signals required for modulation and demodulation processes.

Detailed and Complete Alternative Models

1. DAC8564IAPWR: Similar to the DAC7564IAPWR, this model offers a higher resolution of 16 bits, providing even greater precision in analog voltage conversion.
2. DAC714IAPWR: This alternative model is a single-channel DAC with similar characteristics to the DAC7564IAPWR, making it suitable for applications requiring only one analog output channel.
3. DAC8830ICDR: This model is a quad-channel DAC with a lower resolution of