AD7690BRMZ-RL7

Product Overview

Category

AD7690BRMZ-RL7 belongs to the category of analog-to-digital converters (ADCs).

Use

This product is used to convert analog signals into digital data for processing and analysis in various applications.

Characteristics

• High-resolution: The AD7690BRMZ-RL7 offers a resolution of up to 18 bits, allowing for precise conversion of analog signals.
• Low power consumption: This ADC is designed to operate with low power requirements, making it suitable for battery-powered devices.
• Small package size: The AD7690BRMZ-RL7 comes in a compact package, enabling its integration into space-constrained designs.
• Wide input voltage range: It can handle a wide range of input voltages, accommodating different signal levels.

Package

The AD7690BRMZ-RL7 is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of the AD7690BRMZ-RL7 lies in its ability to accurately convert analog signals into digital data, facilitating further processing and analysis.

Packaging/Quantity

This product is typically packaged in reels containing a specific quantity of units. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Resolution: Up to 18 bits
• Input Voltage Range: ±10V
• Conversion Rate: 250 kSPS (samples per second)
• Power Supply: 2.7V to 5.25V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AD7690BRMZ-RL7 has the following pin configuration:

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

Functional Features

• High-resolution conversion: The AD7690BRMZ-RL7 offers 18-bit resolution, ensuring accurate conversion of analog signals.
• Serial interface: It utilizes a serial interface for communication with microcontrollers or other digital devices.
• Low power consumption: This ADC is designed to minimize power consumption, making it suitable for battery-powered applications.
• Flexible input range: The AD7690BRMZ-RL7 can handle a wide range of input voltages, providing versatility in various applications.

Advantages and Disadvantages

Advantages

• High-resolution conversion enables precise measurement and analysis of analog signals.
• Low power consumption extends battery life in portable devices.
• Small package size allows for integration into space-constrained designs.
• Wide input voltage range accommodates different signal levels.

Disadvantages

• Limited conversion rate compared to some other ADCs on the market.
• Requires an external reference voltage for accurate conversion.

Working Principles

The AD7690BRMZ-RL7 operates based on the successive approximation register (SAR) architecture. It samples the analog input voltage and performs a series of comparisons to determine the digital representation of the input signal. The internal circuitry then converts the analog signal into a digital format, which can be further processed by a microcontroller or other digital devices.

Detailed Application Field Plans

The AD7690BRMZ-RL7 finds applications in various fields, including:

1. Industrial automation: Used for precise measurement and control of analog signals in industrial processes.
2. Medical equipment: Enables accurate conversion of physiological signals for diagnostic and monitoring purposes.
3. Test and measurement instruments: Provides high-resolution data acquisition capabilities for accurate measurements.
4. Energy management systems: Used to monitor and analyze energy consumption in buildings and industrial facilities.
5. Automotive electronics: Enables precise measurement of sensor signals in automotive applications.

Detailed and Complete Alternative Models

1. AD7680BRMZ-RL7: A similar ADC with a lower resolution of 16 bits but offers a higher conversion rate.
2. AD7691BRMZ-RL7: Provides a higher resolution of 20 bits but operates at a slower conversion rate.
3. AD7980BRMZ-RL7: Offers a resolution of 18 bits and includes an integrated reference voltage, simplifying the design.

These alternative models provide options with different trade-offs in terms of resolution, conversion rate, and additional features, allowing designers to choose the most suitable ADC for their specific requirements.

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