AD7887AR-REEL7

Product Overview

Category

AD7887AR-REEL7 belongs to the category of analog-to-digital converters (ADCs).

Use

This product is primarily used for converting analog signals into digital data.

Characteristics

• High-resolution ADC with 12-bit resolution
• Single-ended input channels
• Low power consumption
• Fast conversion rate
• Wide operating temperature range

Package

AD7887AR-REEL7 comes in a small outline integrated circuit (SOIC) package.

Essence

The essence of AD7887AR-REEL7 lies in its ability to accurately convert analog signals into digital form, enabling further processing and analysis.

Packaging/Quantity

This product is typically packaged in reels containing a specific quantity of units. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Resolution: 12 bits
• Input Channels: Single-ended
• Conversion Rate: Up to 1 MSPS (Mega Samples Per Second)
• Power Supply: 2.7V to 5.25V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AD7887AR-REEL7 has the following pin configuration:

1. VDD: Power supply voltage
2. VREF: Reference voltage input
3. AGND: Analog ground
4. REFOUT: Reference output voltage
5. VIN: Analog input voltage
6. CS: Chip select input
7. SCLK: Serial clock input
8. SDATA: Serial data output
9. DGND: Digital ground

Functional Features

• High-resolution conversion
• Low power consumption
• Fast conversion rate
• Easy integration with microcontrollers and digital systems
• Flexible power supply options

Advantages and Disadvantages

Advantages

• Accurate and precise conversion of analog signals
• Low power consumption makes it suitable for battery-powered applications
• Fast conversion rate allows for real-time data acquisition
• Wide operating temperature range enables usage in various environments

Disadvantages

• Limited number of input channels (single-ended only)
• Requires external reference voltage for accurate conversions

Working Principles

AD7887AR-REEL7 operates based on the successive approximation register (SAR) architecture. It samples the analog input voltage, performs a series of comparisons, and generates a digital output representing the converted value.

Detailed Application Field Plans

AD7887AR-REEL7 finds applications in various fields, including:

1. Industrial automation: Used for monitoring and control systems that require accurate analog-to-digital conversion.
2. Medical devices: Enables precise measurement and analysis of physiological signals.
3. Test and measurement equipment: Provides high-resolution data acquisition capabilities.
4. Communication systems: Used for signal processing and modulation/demodulation applications.

Detailed and Complete Alternative Models

1. AD7887ARZ: Similar to AD7887AR-REEL7 but comes in a different package (SOIC).
2. AD7887ARSZ: Offers similar features as AD7887AR-REEL7 but with a smaller package size (SSOP).

These alternative models provide options for different packaging requirements or form factors while maintaining similar functionality.

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