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Name: AD7945ARS-B
Brand: Analog Devices Inc.
SKU: AD7945ARS-B
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. AD7945ARS-B

Part No.:: AD7945ARS-B

Manufacturer:: Analog Devices Inc.

Package:: 20-SSOP (0.209, 5.30mm Width)

Datasheet:: AD7945ARS-B.pdf

Description:: IC DAC 12BIT A-OUT 20SSOP

In Stock:: 8426

Quantity:: Add To Cart

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AD7945ARS-B Specifications

Package/Case:
20-SSOP (0.209, 5.30mm Width)
Packaging:
Tube,Tube
Series:
-
ProductStatus:
Obsolete
NumberofBits:
12
NumberofD/AConverters:
1
SettlingTime:
5µs (Typ)
OutputType:
Current - Unbuffered
DifferentialOutput:
No
DataInterface:
Parallel
ReferenceType:
External
Voltage-SupplyAnalog:
3V ~ 5.5V
Voltage-SupplyDigital:
3V ~ 5.5V
INL/DNL(LSB):
±1 (Max), ±0.9 (Max)
Architecture:
R-2R
OperatingTemperature:
-40°C ~ 85°C

AD7945ARS-B this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including AD7945ARS-B price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for AD7945ARS-B to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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AD7945ARS-B information

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AD7945ARS-B Application Introduction

AD7945ARS-B is a high-performance, low-power, 12-bit analog-to-digital converter (ADC) manufactured by Analog Devices. It is commonly used in various precision measurement and data acquisition applications, offering accurate conversion of analog signals to digital data.

Application Scenario:

In a data acquisition system for medical devices, AD7945ARS-B can be utilized to digitize analog sensor readings, such as blood pressure or temperature, with high precision and reliability.

Circuit Design:

To effectively integrate AD7945ARS-B into a design, consider the following optimization techniques:

1. Power Management:

Ensure stable and clean power is supplied to AD7945ARS-B and associated components. Utilize low-dropout (LDO) voltage regulators and bypass capacitors to minimize noise and maintain proper operating conditions.

2. Signal Integrity:

Design the PCB layout carefully to minimize noise and interference, especially around the analog input and output traces of AD7945ARS-B. Use ground planes and proper routing techniques to maintain signal integrity.

3. Thermal Management:

Ensure adequate thermal dissipation for AD7945ARS-B to prevent overheating and maintain accuracy. Place thermal vias strategically and provide sufficient airflow or heat sinks as needed.

4. Analog Front-End:

Implement an optimized analog front-end circuitry to condition the input signals before feeding them to AD7945ARS-B. Use precision amplifiers, filters, and protection circuits to enhance performance and reliability.

5. Calibration and Testing:

Conduct thorough calibration and testing of AD7945ARS-B and the entire system to ensure accurate conversion and reliable operation across the specified temperature and voltage ranges.

Considerations:

When designing with AD7945ARS-B, keep in mind:

- Input Range and Voltage References: Choose appropriate voltage references and configure input ranges to maximize the dynamic range and accuracy of the ADC.

- Sampling Rate and Conversion Time: Select the optimal sampling rate and conversion time based on the application's requirements to balance speed and resolution.

- Input Impedance and Source Resistance: Minimize the source resistance and impedance to prevent loading effects and ensure accurate signal acquisition.

- Noise and Interference Rejection: Implement techniques such as shielding, filtering, and grounding to minimize noise and interference and improve the signal-to-noise ratio (SNR).

- EMI/EMC Compliance: Design the circuit and enclosure to comply with electromagnetic interference (EMI) and electromagnetic compatibility (EMC) standards to ensure proper operation in noisy environments.

AD7945ARS-B FAQ

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3. Are the AD7945ARS-B price and inventory displayed accurate?

The price and inventory of AD7945ARS-B fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of AD7945ARS-B?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the AD7945ARS-B we delivered, we will accept the replacement or return of the AD7945ARS-B only when all of the below conditions are fulfilled:

(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 AD7945ARS-B.

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

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations