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Name: AD7845BR
Brand: Analog Devices Inc.
SKU: AD7845BR
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. AD7845BR

Part No.:: AD7845BR

Manufacturer:: Analog Devices Inc.

Package:: 24-SOIC (0.295, 7.50mm Width)

Datasheet:: AD7845BR.pdf

Description:: IC DAC 12BIT MULT LC2MOS 24-SOIC

In Stock:: 4381

Quantity:: Add To Cart

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AD7845BR Specifications

Package/Case:
24-SOIC (0.295, 7.50mm Width)
Packaging:
Tube
Series:
-
ProductStatus:
Obsolete
NumberofBits:
-
NumberofD/AConverters:
-
SettlingTime:
-
OutputType:
-
DifferentialOutput:
-
DataInterface:
-
ReferenceType:
-
Voltage-SupplyAnalog:
-
Voltage-SupplyDigital:
-
INL/DNL(LSB):
-
Architecture:
-
OperatingTemperature:
-

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AD7845BR information

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AD7845BR Application Introduction

AD7845BR is a high-performance, 14-bit, voltage output digital-to-analog converter (DAC) commonly used in precision instrumentation and industrial control applications.

Application Scenario:

In a data acquisition system, AD7845BR can be utilized to generate precise analog voltage outputs for controlling actuators or driving sensors.

Circuit Design:

To effectively integrate AD7845BR into a design, consider the following optimization techniques:

1. Power Management:

Implement a stable power supply scheme for AD7845BR to ensure accurate and reliable DAC performance. Utilize low-noise voltage regulators and proper decoupling capacitors near the power pins to minimize voltage fluctuations and noise interference.

2. Signal Integrity:

Maintain signal integrity by carefully routing analog and digital traces on the PCB layout to minimize crosstalk and interference. Keep analog and digital ground planes separated and connect them at a single point to prevent ground loops.

3. Thermal Management:

Ensure proper thermal dissipation for AD7845BR to prevent overheating and maintain long-term reliability. Use heat sinks or thermal vias to dissipate heat effectively, especially if the DAC operates in high-temperature environments or handles high-output currents.

4. Output Filtering:

Implement low-pass filters at the output of AD7845BR to remove high-frequency noise and aliasing effects, especially if the DAC output is connected to sensitive analog circuits or sensors. Choose filter components carefully to achieve the desired cutoff frequency and attenuation characteristics.

5. Reference Voltage:

Ensure a stable and accurate reference voltage for AD7845BR to achieve precise DAC performance. Use high-quality voltage references and buffer circuits to minimize voltage variations and drift over temperature and time.

Considerations:

When designing with AD7845BR, pay attention to the following considerations:

- Calibration: Perform periodic calibration to compensate for any non-linearity or offset errors in the DAC output.

- EMI/EMC Compliance: Design the PCB layout and enclosure to minimize electromagnetic interference and ensure compliance with relevant EMC standards.

- System Integration: Interface AD7845BR with microcontrollers or data acquisition systems using appropriate communication protocols, such as SPI or parallel interface, and ensure compatibility with the system's timing and data transfer requirements.

- Environmental Conditions: Consider the operating environment, such as temperature, humidity, and vibration, and select components and materials that can withstand these conditions to ensure long-term reliability.

AD7845BR FAQ

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3. Are the AD7845BR price and inventory displayed accurate?

The price and inventory of AD7845BR 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 AD7845BR?

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 AD7845BR we delivered, we will accept the replacement or return of the AD7845BR 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 AD7845BR.

(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