Product Description
Specification
| Architecture | Sigma-Delta |
| Voltage Supply Digital | 5V |
| Voltage Supply Analog | 5 V ~ 10 V |
| Supplier Device Package | 24-SOIC |
| Sampling Rate | 1k (Per Second) |
| Reference Type | External, Internal |
| Part Status | Active |
| Packaging | Tube |
| Package Case | 24-SOIC (0.295", 7.50mm Width) |
| Operating Temperature | -40 deg C ~ 85 deg C |
| Number of Inputs | 2 |
| Number of AD Converters | 1 |
| Input Type | Differential |
| Features | PGA |
| Data Interface | SPI |
| Configuration | MUX-PGA-ADC |
| Base Part Number | AD7711 |
Precision Performance for Industrial ApplicationsWith its advanced 24-bit sigma-delta architecture and fully differential input capability, the AD7711AR excels in precision measurement tasks. High common mode rejection and an ultra-low INL ensure accurate readings for data acquisition systems, making it highly beneficial in environments where quality and reliability are paramount.
Flexible and Reliable IntegrationThe device supports a digital supply range of 5V 0.25V and features an on-chip 2.5V reference, reducing the need for external components. Its SPI-compatible serial output interface allows for seamless communication with modern microcontrollers, facilitating easy integration into new or existing industrial and instrumentation setups.
FAQs of AD7711AR:
Q: How does the fully differential input benefit precision measurement using the AD7711AR?
A: The fully differential input configuration improves noise immunity and common mode rejection, thereby enhancing the accuracy and stability of measurements, especially in electrically noisy industrial environments.
Q: What process should I follow to interface the AD7711AR with a microcontroller?
A: You should connect the AD7711ARs SPI-compatible serial output lines (SDO, SCLK, CS) to corresponding SPI pins on the microcontroller. Then, configure the microcontroller to communicate over SPI protocol, allowing reliable digital readout of conversion results.
Q: When should I use the on-chip 2.5V reference voltage of the AD7711AR?
A: The on-chip 2.5V reference should be used when stable and precise analog-to-digital conversion is required, eliminating the need for an external reference and reducing component count and board complexity.
Q: What are the typical application areas for the AD7711AR in India?
A: The AD7711AR is ideal for precision measurement, industrial process control, instrumentation, and data acquisition systems, serving industries where accurate signal conversion is crucial.
Q: Where can I source the AD7711AR in India?
A: You can purchase the AD7711AR through authorized distributors, importers, suppliers, manufacturers, wholesalers, and traders specializing in electronic components across India.
Q: How does the programmable gain feature enhance usage flexibility?
A: The programmable gain amplifier allows users to optimize the input range and maximize resolution for different sensor outputs without the need for additional external circuitry.
Q: What are the benefits of using the AD7711AR for data acquisition systems?
A: The high resolution, low gain error, excellent linearity, and integrated voltage reference contribute to highly accurate data acquisition, ensuring that system measurements remain consistent, repeatable, and reliable over time.