DAC8551IADGKRG4

Product Overview

Category: Digital-to-Analog Converter (DAC)

Use: The DAC8551IADGKRG4 is a high-precision, low-power, 16-bit digital-to-analog converter. It is designed to convert digital signals into analog voltages with exceptional accuracy and linearity.

Characteristics: - High precision: The DAC8551IADGKRG4 offers a resolution of 16 bits, allowing for precise control over the output voltage. - Low power consumption: This DAC operates at a low supply current of only 200µA, making it suitable for battery-powered applications. - Wide voltage range: It supports a voltage range from 2.7V to 5.5V, providing flexibility in various electronic systems. - Small package: The DAC8551IADGKRG4 comes in a compact MSOP-8 package, enabling space-efficient integration into circuit designs. - SPI interface: It utilizes a Serial Peripheral Interface (SPI) for communication, ensuring easy integration with microcontrollers and other digital devices.

Packaging/Quantity: The DAC8551IADGKRG4 is typically available in reels of 2500 units per reel.

Specifications

• Resolution: 16 bits
• Supply Voltage Range: 2.7V to 5.5V
• Supply Current: 200µA (typical)
• Output Voltage Range: 0V to Vref
• Operating Temperature Range: -40°C to +105°C
• Package Type: MSOP-8

Pin Configuration

The DAC8551IADGKRG4 features an MSOP-8 package with the following pin configuration:

┌───┐ VDD │1 8│ VOUT DIN │2 7│ CS SCLK│3 6│ GND VREF│4 5│ LDAC └───┘

Functional Features

• High-resolution conversion: The DAC8551IADGKRG4 provides 16-bit resolution, allowing for precise analog output.
• Low power consumption: With a supply current of only 200µA, it is suitable for power-sensitive applications.
• Fast settling time: It offers a fast settling time of less than 10µs, ensuring rapid response to input changes.
• Power-on reset: The device includes a power-on reset circuit that ensures the DAC outputs are at zero-scale upon power-up.

Advantages and Disadvantages

Advantages: - High precision and linearity - Low power consumption - Wide voltage range - Compact package size - Easy integration with microcontrollers

Disadvantages: - Limited output voltage range (0V to Vref)

Working Principles

The DAC8551IADGKRG4 operates by converting digital input signals into corresponding analog voltages. It utilizes an internal reference voltage (Vref) and a 16-bit digital word received via the SPI interface. The digital word determines the output voltage level, which is then generated by an internal digital-to-analog conversion process. The resulting analog voltage can be used to control various analog systems or devices.

Application Field Plans

The DAC8551IADGKRG4 finds applications in various fields, including:

1. Industrial Automation: Precise analog control in industrial machinery and equipment.
2. Test and Measurement: Calibration and signal generation in test equipment.
3. Audio Systems: High-fidelity audio signal processing and volume control.
4. Instrumentation: Accurate voltage/current generation for scientific instruments.
5. Automotive Electronics: Control systems requiring precise analog outputs.

Alternative Models

1. DAC8550IADGKRG4: 16-bit digital-to-analog converter with a single channel.
2. DAC8552IADGKRG4: 16-bit digital-to-analog converter with dual channels.
3. DAC8554IADGKRG4: 16-bit digital-to-analog converter with quad channels.

These alternative models offer similar functionality and characteristics, but with different channel configurations to suit specific application requirements.

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