AD7998BRU-0

Product Overview

Category

The AD7998BRU-0 belongs to the category of analog-to-digital converters (ADCs).

Use

This product is primarily used for converting analog signals into digital data, making it suitable for a wide range of applications that require precise and accurate measurements.

Characteristics

• High resolution: The AD7998BRU-0 offers a resolution of up to 16 bits, ensuring accurate conversion of analog signals.
• Low power consumption: It operates at low power levels, making it energy-efficient and suitable for battery-powered devices.
• Multiple input channels: This ADC features eight input channels, allowing for simultaneous conversion of multiple analog signals.
• I2C interface: The AD7998BRU-0 utilizes the I2C communication protocol, enabling easy integration with microcontrollers and other digital systems.

Package

The AD7998BRU-0 comes in a small outline integrated circuit (SOIC) package, which provides a compact and space-saving solution for electronic designs.

Essence

The essence of the AD7998BRU-0 lies in its ability to accurately convert analog signals into digital data, facilitating precise measurements and control in various applications.

Packaging/Quantity

This product is typically available in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Resolution: 16 bits
• Input Channels: 8
• Supply Voltage: 2.7V to 5.5V
• Conversion Time: 3.5 µs per channel
• Operating Temperature Range: -40°C to +85°C
• Interface: I2C

Detailed Pin Configuration

1. VDD: Power supply voltage
2. GND: Ground reference
3. SDA: Serial data input/output pin for I2C communication
4. SCL: Serial clock input pin for I2C communication
5. ADDR: Address selection pin for I2C communication
6. ALERT: Interrupt output pin
7. AIN0: Analog input channel 0
8. AIN1: Analog input channel 1
9. AIN2: Analog input channel 2
10. AIN3: Analog input channel 3
11. AIN4: Analog input channel 4
12. AIN5: Analog input channel 5
13. AIN6: Analog input channel 6
14. AIN7: Analog input channel 7

Functional Features

• Simultaneous Sampling: The AD7998BRU-0 can sample multiple analog channels simultaneously, allowing for efficient data acquisition.
• Programmable Gain Amplifier: It includes a programmable gain amplifier that enables amplification of weak analog signals, enhancing the overall sensitivity and accuracy of measurements.
• Alert Function: The ADC features an alert pin that can be configured to generate an interrupt when a specific threshold is exceeded, providing real-time monitoring capabilities.

Advantages and Disadvantages

Advantages

• High resolution ensures accurate conversion of analog signals.
• Low power consumption makes it suitable for battery-powered devices.
• Multiple input channels allow for simultaneous conversion of multiple analog signals.
• I2C interface enables easy integration with digital systems.

Disadvantages

• Limited to 8 input channels, which may not be sufficient for applications requiring a higher number of inputs.
• Conversion time of 3.5 µs per channel may not be suitable for applications requiring rapid data acquisition.

Working Principles

The AD7998BRU-0 operates by sampling the analog input voltage and converting it into a digital representation using its internal ADC circuitry. The converted digital data is then made available through the I2C interface for further processing or analysis.

Detailed Application Field Plans

The AD7998BRU-0 finds applications in various fields, including but not limited to: 1. Industrial automation: It can be used for monitoring and controlling analog sensors in industrial processes. 2. Medical devices: The ADC enables accurate measurement of vital signs and other physiological parameters. 3. Test and measurement equipment: It facilitates precise data acquisition in laboratory instruments and testing devices. 4. Energy management systems: The ADC aids in monitoring and optimizing energy consumption in smart grid applications. 5. Automotive electronics: It can be utilized for sensor data acquisition in automotive systems, such as engine control units and climate control systems.

Detailed and Complete Alternative Models

1. AD7997: Similar to the AD7998BRU-0, but with 12-bit resolution and 4 input channels.
2. ADS1115: A 16-bit ADC with a higher number of input channels (up to 4) and programmable gain amplification.
3. MCP3424: A 16-bit ADC with I2C interface and up to 4 differential input channels.
4. LTC2400: A high-resolution