Overview
The AD7708BRZ-REEL is a 16-bit, low voltage, low power sigma-delta analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This component is part of the AD7708 series, which is designed for low frequency measurement applications. It offers a high level of precision and flexibility, making it suitable for a variety of industrial and medical applications.
Key Specifications
| Parameter | Description |
|---|---|
| Resolution | 16-bit |
| Number of Channels | 8/10 pseudo-differential or 4/5 fully-differential channels |
| Input Signal Range | 20mV to 2.56V |
| Output Data Rate | Software programmable |
| Supply Voltage | Single 3V or 5V supply |
| Power Dissipation | 3.84 mW (typical) at 3V supply |
| Package | 28-Lead SOIC (Wide) |
| Operating Frequency | 32 kHz crystal with on-board PLL |
| RoHS Compliance | Yes |
Key Features
- High resolution 16-bit sigma-delta ADC
- Flexible input channel configurations: 8/10 pseudo-differential or 4/5 fully-differential channels
- Direct conversion of input signals from transducers without additional signal conditioning
- Software programmable output data rate
- Low power consumption: 3.84 mW at 3V supply
- Pin-for-pin compatibility with the 24-bit AD7718, allowing for easy upgrade
- On-board PLL for generating internal operating frequency from a 32 kHz crystal
Applications
The AD7708BRZ-REEL is suitable for various low frequency measurement applications, including:
- Industrial process control and monitoring
- Medical devices such as patient monitoring systems and diagnostic equipment
- Automotive systems requiring precise analog-to-digital conversion
- Environmental monitoring and data acquisition systems
Q & A
- What is the resolution of the AD7708BRZ-REEL ADC?
The AD7708BRZ-REEL has a 16-bit resolution.
- How many input channels does the AD7708BRZ-REEL support?
The AD7708BRZ-REEL supports 8/10 pseudo-differential or 4/5 fully-differential input channels.
- What is the input signal range for the AD7708BRZ-REEL?
The input signal range is from 20mV to 2.56V.
- Can the output data rate be adjusted?
Yes, the output data rate is software programmable.
- What are the power supply options for the AD7708BRZ-REEL?
The AD7708BRZ-REEL operates from a single 3V or 5V supply.
- What is the typical power dissipation of the AD7708BRZ-REEL at 3V supply?
The typical power dissipation is 3.84 mW at 3V supply.
- In what package is the AD7708BRZ-REEL available?
The AD7708BRZ-REEL is available in a 28-Lead SOIC (Wide) package.
- Is the AD7708BRZ-REEL RoHS compliant?
Yes, the AD7708BRZ-REEL is RoHS compliant.
- Can the AD7708BRZ-REEL be upgraded to a 24-bit version?
Yes, the AD7708BRZ-REEL is pin-for-pin compatible with the 24-bit AD7718, allowing for easy upgrade without hardware modifications.
- What is the operating frequency of the AD7708BRZ-REEL?
The AD7708BRZ-REEL operates from a 32 kHz crystal with an on-board PLL generating the required internal operating frequency.
