AD7983BRMZ

Product Overview

Category

AD7983BRMZ belongs to the category of analog-to-digital converters (ADCs).

Use

The AD7983BRMZ is used to convert 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 AD7983BRMZ offers a resolution of up to 16 bits, ensuring accurate conversion of analog signals.
• Fast conversion rate: With a maximum conversion rate of 1 MSPS (Mega Samples Per Second), it can quickly process analog signals.
• Low power consumption: The device operates at low power, making it suitable for battery-powered applications.
• Wide input voltage range: It can handle a wide range of input voltages, allowing flexibility in signal acquisition.
• Serial interface: The ADC utilizes a serial interface for communication with microcontrollers or other digital devices.

Package and Quantity

The AD7983BRMZ comes in a small form factor package known as MSOP-10. Each package contains one unit of the ADC.

Specifications

• Resolution: Up to 16 bits
• Conversion Rate: Up to 1 MSPS
• Input Voltage Range: ±VREF
• Power Supply: 2.7V to 5.25V
• Interface: Serial (SPI/I2C)

Pin Configuration

The AD7983BRMZ has the following pin configuration:

```

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| | | AD7983BRMZ | |_______________________________________| | | | 1 2 3 4 5 6 7 8 9 10| |_______________________________________|

Pin 1: VREF Pin 2: AGND Pin 3: REFOUT Pin 4: VIN Pin 5: SCLK Pin 6: SDATA Pin 7: CS Pin 8: DGND Pin 9: VDD Pin 10: NC (No Connection) ```

Functional Features

• High-resolution conversion: The AD7983BRMZ provides accurate and precise conversion of analog signals, making it suitable for applications that require high-resolution data acquisition.
• Low power consumption: With its low power operation, the ADC is ideal for battery-powered devices or applications where power efficiency is crucial.
• Flexible input voltage range: The wide input voltage range allows the ADC to handle various signal levels, enhancing its versatility in different applications.
• Serial interface: The ADC utilizes a serial interface (SPI/I2C) for easy integration with microcontrollers or other digital devices.

Advantages and Disadvantages

Advantages

• High resolution ensures accurate conversion of analog signals.
• Fast conversion rate enables quick processing of data.
• Low power consumption extends battery life in portable applications.
• Wide input voltage range provides flexibility in signal acquisition.
• Serial interface simplifies integration with digital systems.

Disadvantages

• Limited number of channels: The AD7983BRMZ is a single-channel ADC, which may not be suitable for applications requiring multiple simultaneous conversions.
• Requires external reference voltage: An external reference voltage (VREF) is needed for proper operation, adding complexity to the design.

Working Principles

The AD7983BRMZ operates on the principle of successive approximation. It samples the analog input voltage and compares it to an internal reference voltage. By iteratively adjusting the digital code, it converges towards the closest representation of the analog input. This process continues until the desired resolution is achieved.

Detailed Application Field Plans

The AD7983BRMZ finds application in various fields, including but not limited to: - Industrial automation - Medical instrumentation - Data acquisition systems - Test and measurement equipment - Audio processing

Detailed Alternative Models

• AD7982: Similar to the AD7983BRMZ but with a lower resolution of 12 bits.
• AD7984: A higher-resolution variant with 18-bit resolution.
• AD7985: A dual-channel ADC with 16-bit resolution.

These alternative models offer different specifications and features, allowing users to choose the most suitable option for their specific application requirements.

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