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Name: AD7091R-8BCPZ
Brand: Analog Devices Inc.
SKU: AD7091R-8BCPZ
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. AD7091R-8BCPZ

Part No.:: AD7091R-8BCPZ

Manufacturer:: Analog Devices Inc.

Package:: 24-WFQFN Exposed Pad, CSP

Datasheet:

Description:: IC ADC 12BIT SAR 24LFCSP

In Stock:: 2032

Quantity:: Add To Cart

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AD7091R-8BCPZ Specifications

Packaging:
Tray
Series:
-
Product Status:
Active
Number of Bits:
12
Sampling Rate(PerSecond):
1M
Number of Inputs:
8
Input Type:
Single Ended
Data Interface:
SPI, DSP
Configuration:
S/H-ADC
Ratio-S/H:ADC:
1:1
Number of A/D Converters:
1
Architecture:
SAR
Reference Type:
Supply
Voltage-Supply Analog:
2.09V ~ 5.25V
Voltage-Supply Digital:
2.09V ~ 5.25V
Features:
-
Operating Temperature:
-40°C ~ 125°C

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AD7091R-8BCPZ information

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AD7091R-8BCPZ Typical application Circuitry

The AD7091R-8BCPZ is essentially a 12-bit, ultra-fast, successive approximation (SAR) analog-to-digital converter (ADC). This device converts analog signals into digital values, ensuring rapid conversion times and minimal power consumption.

Prominent Use-Cases:

- Data Acquisition Systems: High-speed data collection requires such ADCs.

- Battery-Powered Instruments: Given its low power nature.

- Medical Devices: For accurate patient monitoring.

- Digital Signal Processing: To interface real-world signals with digital systems.

Characteristic Traits:

- Ultra-Fast Conversion: Offers a swift 1 µs conversion time.

- Low Power Requirement: Typically operates at just 2.7 mW, maximizing battery life.

- Multi-Channel Capabilities: Can sample up to eight analog inputs.

- I²C Interface: Ensures seamless communication with microcontrollers and processors.

Circuit Design: Digital Signal Processing Interface:

Let's envisage designing an interface for digital signal processing using the AD7091R-8BCPZ:

1. Analog Input Channels:

- Pins AIN0 to AIN7: These are the input channels where analog signals to be converted are fed. Depending on the number of signals, one can utilize any or all of these pins.

2. Reference Voltage:

- Pin REFIN: This pin needs an external voltage reference. It defines the range for analog input. For instance, if using a 3.3 V reference, the ADC can convert signals in the 0 to 3.3 V range.

3. Power Supply:

- Pin VDD: This is the main power supply pin. Typically, a 3.3 V source is connected here.

- Pin GND: This pin is connected to the system's ground as would be expected.

4. Data Communication:

- Pins SDA and SCL: These are I²C communication pins. The data line is SDA, and the clock line is SCL. Their corresponding I2C pins on your microcontroller or digital signal processor should be connected to them.

Design Essentials:

- Decoupling Capacitors: To ensure stability, it's paramount to connect a 0.1 µF ceramic decoupling capacitor close to the VDD pin.

- Analog Signal Quality: Given the high precision of the AD7091R-8BCPZ, any noise in the analog signal can result in inaccuracies. Therefore, ensuring clean, noise-free analog inputs is crucial.

- I²C Pull-Up Resistors: Don't forget to add pull-up resistors (typically 4.7 kΩ) to both SDA and SCL lines for reliable I²C communication.

- Power Management: Although the chip is low power, it's prudent to ensure stable power delivery, especially in battery-operated systems.

To encapsulate, the AD7091R-8BCPZ stands as a paragon of efficient and precise analog-to-digital conversion. When meticulous design meets such an exemplary chip, the AD7091R-8BCPZ resultant electronic system is nothing short of exceptional. Whether you're crafting a complex medical device or a simple battery-powered gadget, this ADC promises to be a cornerstone in your design.

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6. What is the process for return or replacement of AD7091R-8BCPZ?

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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 AD7091R-8BCPZ.

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

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