Overview
The AD7729ARUZ, produced by Analog Devices Inc., is a specialized dual sigma-delta analog-to-digital converter (ADC) designed for high-precision data acquisition. This IC is part of the AD7729 series and is known for its robust performance and versatility in various measurement applications.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Channels | 2 |
| Resolution | 24-bit |
| Sampling Rate | Up to 100 kSPS |
| Analog Supply Voltage | 2.7V to 3.3V |
| Digital Interface | SPI |
| Package Type | 28-pin TSSOP |
| Operating Temperature Range | -40°C to +105°C |
| Power Consumption | Varies by mode, typically around 10-20 mW per channel |
Key Features
- Dual Sigma-Delta ADCs: Each channel features a sigma-delta ADC, providing high resolution and low noise.
- Programmable Gain: The AD7729 allows for programmable gain stages to optimize the dynamic range of the input signals.
- Flexible Input Configurations: Supports true differential, pseudo differential, and single-ended input signals.
- Low Power Consumption: Offers different power modes to balance between high resolution and low power consumption.
- SPI Interface: Uses a serial peripheral interface (SPI) for configuration and data transfer.
- High Accuracy: Features an internal reference and buffer, ensuring high accuracy and stability.
Applications
The AD7729ARUZ is suitable for a variety of applications requiring high-precision analog-to-digital conversion, such as:
- Industrial Automation: For precise measurement and control in industrial environments.
- Medical Devices: In medical equipment where high accuracy and reliability are crucial.
- Aerospace and Defense: For applications requiring robust and precise data acquisition.
- Test and Measurement Equipment: In instruments that demand high resolution and accuracy.
Q & A
- What is the resolution of the AD7729ARUZ ADC?
The AD7729ARUZ has a resolution of 24 bits. - What is the maximum sampling rate of the AD7729ARUZ?
The maximum sampling rate is up to 100 kSPS. - What are the supported analog input configurations?
The AD7729ARUZ supports true differential, pseudo differential, and single-ended input signals. - What is the operating temperature range of the AD7729ARUZ?
The operating temperature range is -40°C to +105°C. - Does the AD7729ARUZ have an internal reference?
Yes, it features an internal reference and buffer. - What interface does the AD7729ARUZ use for configuration and data transfer?
The AD7729ARUZ uses a serial peripheral interface (SPI). - Can the AD7729ARUZ operate in low power mode?
Yes, it offers different power modes to balance between high resolution and low power consumption. - What is the package type of the AD7729ARUZ?
The package type is 28-pin TSSOP. - Is the AD7729ARUZ suitable for medical devices?
Yes, it is suitable for medical devices due to its high accuracy and reliability. - Can the gain of the AD7729ARUZ be programmed?
Yes, the gain can be programmed to optimize the dynamic range of the input signals.
