AD5781SRUZ-EP

Product Overview

Category: Integrated Circuit (IC)

Use: The AD5781SRUZ-EP is a high precision, low power, voltage output digital-to-analog converter (DAC) designed for various applications that require accurate analog outputs. It is commonly used in industrial control systems, instrumentation, and communication equipment.

Characteristics: - High precision: The AD5781SRUZ-EP offers exceptional linearity and accuracy, ensuring precise analog output signals. - Low power consumption: This DAC operates at low power levels, making it suitable for battery-powered devices and energy-efficient applications. - Wide temperature range: The device is designed to operate reliably across a wide temperature range, making it suitable for harsh environments. - Small package size: The AD5781SRUZ-EP comes in a compact surface-mount package, allowing for easy integration into various circuit designs. - Essence: The essence of this product lies in its ability to convert digital input signals into accurate analog output voltages with high precision and low power consumption.

Packaging/Quantity: The AD5781SRUZ-EP is available in a small outline integrated circuit (SOIC) package. Each package contains one unit of the DAC.

Specifications

• Resolution: 16 bits
• Output Voltage Range: 0V to VREF
• Reference Voltage Range: 2.5V to 5.5V
• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +125°C
• Integral Nonlinearity (INL): ±2 LSB (max)
• Differential Nonlinearity (DNL): ±0.5 LSB (max)
• Power Consumption: 0.6mW (typical)
• Package Type: SOIC-16

Detailed Pin Configuration

The AD5781SRUZ-EP has a total of 16 pins, each serving a specific function. The pin configuration is as follows:

1. VOUT: Analog Output Voltage
2. GND: Ground
3. VREF: Reference Voltage Input
4. REFIN: Reference Voltage Input
5. SDO: Serial Data Output
6. SDI: Serial Data Input
7. SCLK: Serial Clock Input
8. SYNC: Synchronization Input
9. LDAC: Load DAC Input
10. CLR: Clear Input
11. A0: Address Input
12. A1: Address Input
13. A2: Address Input
14. A3: Address Input
15. DVDD: Digital Supply Voltage
16. AVDD: Analog Supply Voltage

Functional Features

• High accuracy and linearity: The AD5781SRUZ-EP provides excellent linearity and accuracy, ensuring precise analog output voltages.
• Serial interface: It features a serial interface for easy integration with microcontrollers and other digital systems.
• Power-down mode: The device includes a power-down mode to minimize power consumption when not in use.
• Internal reference: The AD5781SRUZ-EP incorporates an internal reference voltage source, eliminating the need for an external reference.

Advantages and Disadvantages

Advantages: - High precision and accuracy - Low power consumption - Wide temperature range operation - Compact package size - Integrated internal reference

Disadvantages: - Limited resolution (16 bits) - Requires external synchronization for precise timing

Working Principles

The AD5781SRUZ-EP operates by converting digital input signals into corresponding analog output voltages. It utilizes a high-resolution digital-to-analog conversion technique to achieve accurate and linear analog outputs. The device receives digital input data through the serial interface and converts it into an analog voltage based on the applied reference voltage. The resulting analog output can be used to control various parameters in a wide range of applications.

Detailed Application Field Plans

The AD5781SRUZ-EP finds extensive application in the following fields:

1. Industrial Control Systems: It is used for precise control of industrial processes, such as motor speed control, temperature regulation, and pressure monitoring.
2. Instrumentation: The DAC is employed in test and measurement equipment, providing accurate analog signals for signal generation, calibration, and sensor testing.
3. Communication Equipment: It plays a crucial role in communication systems, enabling accurate modulation and demodulation of signals, as well as frequency synthesis.

Detailed and Complete Alternative Models

1. AD5761R: This 16-bit DAC offers similar performance characteristics and pin configuration as the AD5781SRUZ-EP.
2. AD5755: A 16-bit voltage output DAC with enhanced features, including higher resolution and faster settling time.
3. AD5629R: A lower-cost alternative with 12-bit resolution, suitable for applications that require less precision