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Name: AD7291BCPZ
Brand: Analog Devices Inc.
SKU: AD7291BCPZ
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Analog Devices Inc. AD7291BCPZ

Part No.:: AD7291BCPZ

Manufacturer:: Analog Devices Inc.

Package:: 20-WFQFN Exposed Pad, CSP

Datasheet:: AD7291BCPZ.pdf

Description:: IC ADC 12BIT SAR 20LFCSP

In Stock:: 5877

Quantity:: Add To Cart

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AD7291BCPZ Typical application Circuitry

AD7291BCPZ

The AD7291BCPZ emerges as a pivotal element within the AD7291 series, developed by Analog Devices, renowned for its exceptional capabilities in precision analog-to-digital conversion. This integrated circuit (IC) stands out for its comprehensive approach to monitoring both analog voltages and temperature, thus catering to a myriad of applications ranging from industrial control systems to complex monitoring solutions in telecommunications and medical equipment. The designation "BCPZ" signifies the package type and form factor, indicating that this device is tailored for precise and reliable integration into sophisticated electronic assemblies.

1. Series Overview: Within the expansive AD7291 series, the AD7291BCPZ is lauded for its integration of multiple analog input channels and an onboard temperature sensor, facilitating simultaneous voltage and temperature measurements. This multiplexed analog-to-digital converter (ADC) underscores its utility in environments where space and power efficiency are paramount, thereby streamlining the design of multi-functional systems.

2. Power Supply Connection Strategy: The operational excellence of the AD7291BCPZ is achieved with a single supply voltage, typically 5V, although it operates effectively within a range of 3V to 5.5V. To ensure the highest accuracy and stability, it is imperative to utilize decoupling capacitors in close proximity to the supply pin (VDD) to mitigate potential power supply noise and ripple.

3. Precise Pin Configuration and Input Signal Handling: The AD7291BCPZ is adept at interfacing with multiple analog inputs through its eight analog input pins (AIN0 to AIN7), offering flexibility in monitoring a variety of signals. The integration of a dedicated temperature sensor input (TEMP) enhances its functionality, enabling ambient temperature monitoring without the need for external components. The configuration of these inputs is designed to accommodate a wide range of signal types, ensuring accurate data acquisition for subsequent digital processing.

4. Analog-to-Digital Conversion and Output Communication: Boasting a high-speed serial interface, typically SPI, the AD7291BCPZ facilitates seamless communication with microcontrollers and digital processors. This efficient data exchange mechanism is vital for the real-time transmission of converted digital signals, encompassing both analog voltage readings and temperature data, thereby ensuring timely and accurate system responses to varying environmental conditions.

5. Configurable Settings for Optimized Performance: The AD7291BCPZ allows for the adjustment of conversion parameters through software-configurable settings, including the selection of active input channels and the configuration of the internal temperature sensor. This adaptability ensures that the device can be finely tuned to meet the specific requirements of diverse applications, optimizing performance and enhancing overall system efficiency.

6. Integration Considerations for Enhanced System Reliability: The successful incorporation of the AD7291BCPZ into complex electronic systems demands careful consideration of layout and grounding practices. A dedicated ground plane, alongside meticulous routing of analog and digital signals, is essential to minimize interference and preserve the integrity of the measured data. This approach is critical in maintaining the high precision and reliability of the AD7291BCPZ in demanding applications.

7. Leveraging Differential Signaling for Robust Communication: Although primarily an ADC with multiple single-ended inputs, the AD7291BCPZ's architecture is conducive to applications requiring high signal integrity. Its SPI interface benefits from differential signaling techniques when extended over longer distances or in noise-prone environments, enhancing data communication reliability.

In essence, the AD7291BCPZ represents a hallmark of innovation in the realm of analog-to-digital conversion, offering unparalleled precision in voltage and temperature monitoring. Through its meticulous power supply design, versatile input signal configuration, advanced conversion capabilities, customizable performance settings, and strategic system integration, the AD7291BCPZ enables designers to achieve new heights in efficiency and accuracy, paving the path forward in the development of sophisticated monitoring and control systems.

AD7291BCPZ information

AD7291BCPZ Specifications

Packaging:
Tray
Series:
-
Product Status:
Active
Number of Bits:
12
Sampling Rate(PerSecond):
22.22k
Number of Inputs:
8
Input Type:
Single Ended
Data Interface:
I²C
Configuration:
MUX-S/H-ADC
Ratio-S/H:ADC:
1:1
Number of A/D Converters:
1
Architecture:
SAR
Reference Type:
External, Internal
Voltage-Supply Analog:
2.8V ~ 3.6V
Voltage-Supply Digital:
2.8V ~ 3.6V
Features:
Selectable Address, Temperature Sensor
Operating Temperature:
-40°C ~ 125°C

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6. What is the process for return or replacement of AD7291BCPZ?

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(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of AD7291BCPZ.

(3)The PartNo is unused and only in the original unpacked packaging.

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(1)Inform us within 90 days

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