AD7190WBRUZ

Product Overview

Category

AD7190WBRUZ belongs to the category of analog-to-digital converters (ADCs).

Use

The AD7190WBRUZ is used for converting analog signals into digital data. It is commonly employed in various applications where precise and accurate conversion of analog signals is required.

Characteristics

• High-resolution: The AD7190WBRUZ offers a high resolution of up to 24 bits, ensuring accurate conversion of analog signals.
• Low noise: It features low noise performance, enabling reliable signal acquisition even in noisy environments.
• Wide input voltage range: The ADC can handle a wide range of input voltages, making it suitable for diverse applications.
• Low power consumption: The AD7190WBRUZ is designed to operate with low power consumption, making it energy-efficient.

Package

The AD7190WBRUZ comes in a small outline integrated circuit (SOIC) package, which provides ease of integration into various electronic systems.

Essence

The essence of the AD7190WBRUZ lies in its ability to accurately convert analog signals into digital data, facilitating further processing and analysis.

Packaging/Quantity

The AD7190WBRUZ is typically packaged in reels containing a quantity of 250 units per reel.

Specifications

• Resolution: Up to 24 bits
• Input Voltage Range: ±VREF
• Conversion Rate: Up to 4.8 kSPS (samples per second)
• Power Supply: 2.7 V to 5.25 V
• Operating Temperature Range: -40°C to +105°C

Detailed Pin Configuration

The AD7190WBRUZ has a total of 20 pins, each serving a specific function. The pin configuration is as follows:

1. AVDD: Analog power supply
2. AGND: Analog ground
3. AIN1(+) and AIN1(-): Differential analog input 1
4. AIN2(+) and AIN2(-): Differential analog input 2
5. REFOUT: Reference voltage output
6. REFIN1(+), REFIN1(-), REFIN2(+), REFIN2(-): Reference voltage inputs
7. DVDD: Digital power supply
8. DGND: Digital ground
9. DOUT/RDY: Data output/Ready signal
10. DIN: Serial data input
11. SCLK: Serial clock input
12. CS: Chip select input
13. EXCITATION: Excitation voltage input
14. VBIAS: Bias voltage input
15. IOVDD: I/O power supply
16. IOGND: I/O ground
17. SYNC: Synchronization input
18. RESET: Reset input
19. TEST: Test mode input
20. NC: No connect

Functional Features

• High-resolution conversion: The AD7190WBRUZ offers high-resolution conversion, ensuring accurate representation of analog signals.
• Programmable gain amplifier (PGA): It includes a PGA that allows for amplification of weak signals, enhancing the overall sensitivity of the ADC.
• On-chip reference: The ADC incorporates an on-chip reference voltage source, eliminating the need for an external reference.
• Flexible serial interface: It supports various serial interface modes, providing compatibility with different microcontrollers and digital systems.

Advantages and Disadvantages

Advantages

• High resolution enables precise conversion of analog signals.
• Low noise performance ensures reliable signal acquisition.
• Wide input voltage range accommodates diverse applications.
• Low power consumption makes it energy-efficient.

Disadvantages

• Limited maximum conversion rate compared to some other ADCs.
• Requires external components for certain functionalities.

Working Principles

The AD7190WBRUZ operates based on the principle of successive approximation. It samples the analog input signal, performs a series of comparisons, and gradually approximates the digital representation of the input voltage. The conversion process involves amplification, filtering, and quantization stages to ensure accurate and reliable conversion.

Detailed Application Field Plans

The AD7190WBRUZ finds applications in various fields, including but not limited to: - Industrial automation - Medical instrumentation - Weighing scales - Data acquisition systems - Process control systems - Precision measurement devices

Detailed and Complete Alternative Models

1. AD7790: A lower-resolution alternative with 16-bit resolution.
2. AD7192: A higher-resolution alternative with 32-bit resolution.
3. ADS124S08: An alternative with similar resolution and features from Texas Instruments.

These alternative models provide options with varying resolutions and additional features to suit different application requirements.

In conclusion, the AD7190WBRUZ is a high-resolution analog-to-digital converter that offers accurate conversion of analog signals into digital data