AD7840ARS-REEL

Product Overview

Category

AD7840ARS-REEL belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in various electronic devices and systems for signal processing and control applications.

Characteristics

• AD7840ARS-REEL is a high-performance, 14-bit digital-to-analog converter (DAC).
• It offers excellent accuracy and low noise performance.
• The device operates on a single power supply voltage of 5V.
• It provides a wide output voltage range of 0V to Vref.

Package

AD7840ARS-REEL is available in a small outline package (SOIC) with 28 pins.

Essence

The essence of AD7840ARS-REEL lies in its ability to convert digital signals into precise analog voltages, making it an essential component in many electronic systems.

Packaging/Quantity

AD7840ARS-REEL is typically packaged in reels containing a quantity of 250 units.

Specifications

• Resolution: 14 bits
• Output Voltage Range: 0V to Vref
• Power Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Total Unadjusted Error: ±1 LSB (Least Significant Bit)
• Integral Nonlinearity: ±2 LSB
• Settling Time: 10µs

Detailed Pin Configuration

AD7840ARS-REEL has a total of 28 pins. The pin configuration is as follows:

1. VDD: Power supply voltage input
2. AGND: Analog ground
3. REFOUT: Reference voltage output
4. REFIN: Reference voltage input
5. DGND: Digital ground
6. D7-D0: Digital input data lines
7. CS: Chip select input
8. WR: Write control input
9. RD: Read control input
10. RESET: Reset control input
11. LDAC: Load DAC input 12-28. VOUT0-VOUT15: Analog output voltage pins

Functional Features

• High-resolution digital-to-analog conversion
• Wide output voltage range for versatile applications
• Low power consumption
• Fast settling time for rapid response
• Internal reference voltage generation for simplified design

Advantages and Disadvantages

Advantages

• High accuracy and low noise performance
• Compact package size for space-constrained applications
• Wide operating temperature range for various environments
• Easy integration into existing electronic systems

Disadvantages

• Limited output current capability
• Requires external components for proper operation
• Relatively higher cost compared to lower-resolution DACs

Working Principles

AD7840ARS-REEL operates based on the principle of converting digital input data into corresponding analog voltages using a precision resistor ladder network. The digital input data is processed internally, and the resulting analog voltage is available at the output pins.

Detailed Application Field Plans

AD7840ARS-REEL finds extensive use in various applications, including but not limited to: - Industrial automation systems - Test and measurement equipment - Audio processing and synthesis - Motor control systems - Programmable logic controllers (PLCs) - Data acquisition systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to AD7840ARS-REEL include: - AD5621ARJZ-RL7 - MCP4922-E/P - MAX5216EUB+ - LTC2630ACSC6-LM12

These alternatives can be considered based on specific requirements and compatibility with the target system.

In conclusion, AD7840ARS-REEL is a high-performance 14-bit digital-to-analog converter used in various electronic systems. It offers excellent accuracy, low noise performance, and a wide output voltage range. While it has advantages such as high resolution and easy integration, it also has limitations like limited output current capability and higher cost. Nevertheless, its working principle and versatile application field plans make it an essential component in many electronic devices and systems.