AD7173-8BCPZ

Product Overview

Category

The AD7173-8BCPZ belongs to the category of analog-to-digital converters (ADCs).

Use

It is primarily used for converting analog signals into digital data.

Characteristics

• High resolution: The AD7173-8BCPZ offers a resolution of up to 24 bits, ensuring accurate conversion of analog signals.
• Low noise: It features low noise performance, enabling precise measurement of small analog signals.
• High speed: With a maximum sampling rate of 250 kilosamples per second (ksps), it can handle fast-changing analog signals effectively.
• Low power consumption: The device operates at low power levels, making it suitable for battery-powered applications.

Package

The AD7173-8BCPZ comes in a compact and robust package, ensuring ease of integration into various electronic systems.

Essence

The essence of the AD7173-8BCPZ lies in its ability to convert analog signals with high precision and low noise, providing reliable digital data for further processing.

Packaging/Quantity

This product is typically available in tape and reel packaging, with a quantity of 250 units per reel.

Specifications

• Resolution: Up to 24 bits
• Sampling Rate: Up to 250 ksps
• Input Voltage Range: ±VREF
• Power Supply: 2.7 V to 5.25 V
• Operating Temperature Range: -40°C to +105°C

Detailed Pin Configuration

The AD7173-8BCPZ has a total of 32 pins. Here is a detailed pin configuration:

1. REFOUT
2. AVDD
3. AGND
4. DVDD
5. DGND
6. AIN1(+) / AIN1(-)
7. AIN2(+) / AIN2(-)
8. AIN3(+) / AIN3(-)
9. AIN4(+) / AIN4(-)
10. AIN5(+) / AIN5(-)
11. AIN6(+) / AIN6(-)
12. AIN7(+) / AIN7(-)
13. AIN8(+) / AIN8(-)
14. REFIN1(+)
15. REFIN1(-)
16. REFIN2(+)
17. REFIN2(-)
18. REFIN3(+)
19. REFIN3(-)
20. REFIN4(+)
21. REFIN4(-)
22. REFIN5(+)
23. REFIN5(-)
24. REFIN6(+)
25. REFIN6(-)
26. REFIN7(+)
27. REFIN7(-)
28. REFIN8(+)
29. REFIN8(-)
30. SDO
31. SCLK
32. CS

Functional Features

• Programmable Gain Amplifier (PGA): The AD7173-8BCPZ includes a PGA that allows for amplification of the input signal, enhancing flexibility in different measurement scenarios.
• On-Chip Temperature Sensor: It features an integrated temperature sensor, enabling accurate temperature measurements alongside analog-to-digital conversion.
• Digital Filters: The device incorporates digital filters to reduce noise and improve the quality of the converted digital data.
• Flexible Interface Options: The AD7173-8BCPZ supports various interface options, including SPI and I2C, providing compatibility with a wide range of microcontrollers and communication protocols.

Advantages and Disadvantages

Advantages

• High resolution and accuracy
• Low noise performance
• High-speed sampling rate
• Low power consumption
• Integrated temperature sensor

Disadvantages

• Limited number of input channels (8 channels)
• Requires external voltage reference

Working Principles

The AD7173-8BCPZ operates based on the successive approximation register (SAR) architecture. It utilizes an internal analog-to-digital conversion technique to convert the continuous analog input signal into discrete digital data. The device employs a combination of amplification, filtering, and quantization processes to achieve accurate and reliable conversion.

Detailed Application Field Plans

The AD7173-8BCPZ finds applications in various fields, including:

1. Industrial Automation: It is used for precise measurement and control in industrial automation systems, such as process monitoring and control, data acquisition, and instrumentation.
2. Medical Devices: The ADC is employed in medical devices for capturing and processing vital signs, patient monitoring, and diagnostic equipment.
3. Test and Measurement Equipment: It is utilized in test and measurement instruments, providing accurate digitization of analog signals for analysis and evaluation.
4. Energy Management Systems: The AD7173-8BCPZ plays a crucial role in energy management systems, enabling accurate measurement of power consumption and energy monitoring.
5. Automotive Electronics: