AD7904BRU-REEL

Product Overview

Category

AD7904BRU-REEL belongs to the category of analog-to-digital converters (ADCs).

Use

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

Characteristics

• High precision and accuracy
• Fast conversion speed
• Low power consumption
• Wide input voltage range
• Small form factor

Package

AD7904BRU-REEL comes in a small outline integrated circuit (SOIC) package.

Essence

The essence of AD7904BRU-REEL lies in its ability to accurately convert analog signals into digital format, enabling further processing and analysis.

Packaging/Quantity

Each package of AD7904BRU-REEL contains one unit of the ADC.

Specifications

• Resolution: 12 bits
• Sampling Rate: Up to 1 MSPS (Mega Samples Per Second)
• Input Voltage Range: ±10V
• Power Supply: +5V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

AD7904BRU-REEL has a total of 16 pins. The pin configuration is as follows:

1. VREF-
2. VREF+
3. AGND
4. VIN1
5. VIN2
6. VIN3
7. VIN4
8. VIN5
9. VIN6
10. VIN7
11. VIN8
12. CS
13. SCLK
14. SDATA
15. DGND
16. VCC

Functional Features

• Simultaneous sampling of multiple channels
• Built-in reference voltage generator
• Serial interface for easy communication with microcontrollers or processors
• Programmable gain amplifier for signal conditioning
• Internal temperature sensor for accurate measurements

Advantages

• High precision and accuracy ensure reliable data conversion
• Fast conversion speed allows for real-time applications
• Low power consumption reduces energy requirements
• Wide input voltage range accommodates various signal levels
• Small form factor enables integration into compact designs

Disadvantages

• Limited resolution compared to higher-end ADCs
• Requires external components for proper operation
• Relatively higher cost compared to lower-performance ADCs

Working Principles

AD7904BRU-REEL utilizes the successive approximation register (SAR) architecture for analog-to-digital conversion. It samples the input voltage, compares it with the internal reference voltage, and generates a digital output based on the comparison result.

Detailed Application Field Plans

AD7904BRU-REEL finds applications in various fields, including:

1. Industrial automation: Monitoring and control systems that require precise measurement of analog signals.
2. Medical devices: Vital sign monitoring, patient diagnostics, and medical imaging equipment.
3. Test and measurement instruments: Oscilloscopes, data loggers, and spectrum analyzers.
4. Communication systems: Signal processing, baseband modulation, and demodulation.
5. Automotive electronics: Engine control units, sensor interfaces, and battery management systems.

Detailed and Complete Alternative Models

1. AD7908BRU-REEL: Similar to AD7904BRU-REEL but with 8 channels instead of 4.
2. AD7912BRU-REEL: Higher-resolution ADC with 12-bit resolution and 2 MSPS sampling rate.
3. AD7980BRUZ-REEL: Ultra-low power ADC with 16-bit resolution and 100 kSPS sampling rate.

(Note: The above alternative models are provided for reference and may have different specifications and pin configurations.)

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