Overview
The AD7792BRUZ-REEL, produced by Analog Devices Inc., is a highly integrated, low power, and low noise analog-to-digital converter (ADC) designed for high precision measurement applications. This 16-bit Sigma-Delta ADC features three differential analog inputs and an on-chip, low noise instrumentation amplifier, enabling direct interfacing of small amplitude signals. The device includes a precision low noise, low drift internal band gap reference and supports external differential references. It also includes programmable excitation current sources, burnout currents, and a bias voltage generator. The AD7792 is suitable for various precision measurement tasks due to its high accuracy and low power consumption.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16 bits |
| Number of Channels | 3 differential analog inputs |
| ADC Type | Sigma-Delta |
| Update Rate | 4.17 Hz to 470 Hz (software-programmable) |
| Power Supply | 2.7 V to 5.25 V |
| Current Consumption | 400 μA (typical) |
| Package | 16-lead TSSOP |
| RMS Noise (at 4.17 Hz update rate and gain of 64) | 40 nV |
Key Features
- Low noise, low power operation
- On-chip, low noise instrumentation amplifier
- Precision low noise, low drift internal band gap reference
- Support for external differential reference
- Programmable excitation current sources and burnout currents
- Bias voltage generator to set common-mode voltage to AVDD/2
- Software-programmable output data rate
- Operable with internal or external clock
Applications
The AD7792BRUZ-REEL is ideal for high precision measurement applications, including industrial process control, medical devices, and precision instrumentation. Its low noise and low power characteristics make it suitable for battery-powered devices and applications requiring high accuracy and reliability.
Q & A
- What is the resolution of the AD7792BRUZ-REEL?
The AD7792BRUZ-REEL has a resolution of 16 bits. - How many analog input channels does the AD7792BRUZ-REEL have?
The device has three differential analog input channels. - What type of ADC is used in the AD7792BRUZ-REEL?
The AD7792BRUZ-REEL uses a Sigma-Delta ADC. - What is the range of the update rate for the AD7792BRUZ-REEL?
The update rate is software-programmable and ranges from 4.17 Hz to 470 Hz. - What is the power supply range for the AD7792BRUZ-REEL?
The device operates with a power supply from 2.7 V to 5.25 V. - What is the typical current consumption of the AD7792BRUZ-REEL?
The typical current consumption is 400 μA. - In what package is the AD7792BRUZ-REEL available?
The device is housed in a 16-lead TSSOP package. - What is the RMS noise at a gain of 64 and an update rate of 4.17 Hz?
The RMS noise is 40 nV at a gain of 64 and an update rate of 4.17 Hz. - Can the AD7792BRUZ-REEL be used with an external clock?
Yes, the device can be operated with either an internal or an external clock. - What are some typical applications for the AD7792BRUZ-REEL?
The device is suitable for industrial process control, medical devices, and precision instrumentation.
