AD7847AR-REEL

Product Overview

Category

AD7847AR-REEL belongs to the category of integrated circuit (IC) chips.

Use

This product is commonly used in electronic devices for analog-to-digital conversion.

Characteristics

• High precision: AD7847AR-REEL offers accurate and reliable analog-to-digital conversion.
• Low power consumption: It operates efficiently with minimal power requirements.
• Compact package: The IC chip is designed to be small and space-saving.
• Versatile: AD7847AR-REEL can be used in various applications due to its flexibility.

Package

AD7847AR-REEL is typically packaged in a small outline integrated circuit (SOIC) package.

Essence

The essence of AD7847AR-REEL lies in its ability to convert analog signals into digital data, enabling precise measurements and control in electronic systems.

Packaging/Quantity

This product is usually available in reels containing a specific quantity of IC chips, typically 2500 units per reel.

Specifications

• Resolution: 12-bit
• Input voltage range: 0V to Vref
• Conversion rate: Up to 1 MSPS (Mega Samples Per Second)
• Operating temperature range: -40°C to +85°C
• Supply voltage: 2.7V to 5.5V

Detailed Pin Configuration

AD7847AR-REEL has a total of 20 pins, each serving a specific function. The pin configuration is as follows:

1. REFOUT: Reference output
2. REFIN: Reference input
3. AGND: Analog ground
4. VDD: Power supply
5. VREF: Reference voltage
6. D15-D0: Digital outputs
7. CS: Chip select
8. RD: Read
9. WR: Write
10. BUSY: Conversion in progress indicator
11. DGND: Digital ground
12. DB15-DB0: Digital inputs

Functional Features

• High-speed conversion: AD7847AR-REEL offers fast and accurate analog-to-digital conversion, making it suitable for real-time applications.
• Low noise performance: The IC chip minimizes noise interference during the conversion process, ensuring reliable data acquisition.
• Serial interface: It supports a serial interface for easy integration with microcontrollers and other digital devices.
• Programmable features: AD7847AR-REEL allows users to configure various parameters such as reference voltage and input range.

Advantages and Disadvantages

Advantages

• High precision conversion
• Low power consumption
• Compact size
• Versatile application possibilities
• Serial interface for easy integration

Disadvantages

• Limited resolution compared to higher-end models
• May require additional external components for specific applications

Working Principles

AD7847AR-REEL operates based on the successive approximation register (SAR) architecture. It utilizes a capacitor array and a comparator to perform the analog-to-digital conversion. The input voltage is compared against a reference voltage, and the digital output is generated based on the comparison result.

Detailed Application Field Plans

AD7847AR-REEL finds applications in various fields, including but not limited to: - Industrial automation - Medical equipment - Test and measurement instruments - Data acquisition systems - Audio processing devices

In industrial automation, it can be used for precise control of motor speed or position. In medical equipment, it enables accurate measurement of physiological signals. In test and measurement instruments, it provides high-resolution data acquisition capabilities. In audio processing devices, it facilitates analog signal digitization for further processing.

Detailed and Complete Alternative Models

• AD7887AR-REEL: Similar to AD7847AR-REEL, but with higher resolution (14-bit).
• AD7827AR-REEL: Lower-resolution alternative (8-bit) for cost-sensitive applications.
• AD7867AR-REEL: Higher-speed alternative with a conversion rate of up to 2 MSPS.

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

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