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Name: DAC7731E
Brand: Texas Instruments
SKU: DAC7731E
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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Texas Instruments DAC7731E

Part No.:: DAC7731E

Manufacturer:: Texas Instruments

Package:: 24-SSOP (0.209, 5.30mm Width)

Datasheet:: DAC7731E.pdf

Description:: IC DAC 16BIT V-OUT 24SSOP

In Stock:: 3125

Quantity:: Add To Cart

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DAC7731E Specifications

Package/Case:
24-SSOP (0.209, 5.30mm Width)
Packaging:
Bulk,Tube
Series:
-
ProductStatus:
Active
NumberofBits:
16
NumberofD/AConverters:
1
SettlingTime:
5µs
OutputType:
Voltage - Buffered
DifferentialOutput:
No
DataInterface:
SPI
ReferenceType:
External, Internal
Voltage-SupplyAnalog:
±11.4V ~ 15.75V, -4.75V ~ -15.75V
Voltage-SupplyDigital:
5V
INL/DNL(LSB):
±6 (Max), ±4 (Max)
Architecture:
R-2R
OperatingTemperature:
-40°C ~ 85°C

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DAC7731E information

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Basic introduction and simple engineering application of DAC7731E

DAC7731E is a precision, low-power, 16-bit digital-to-analog converter (DAC) commonly used in various electronic systems for precise analog voltage generation. It is manufactured by Texas Instruments and offers excellent performance in terms of accuracy, linearity, and stability.

Basic Introduction:

The DAC7731E converts digital input codes into analog voltage outputs with a resolution of 16 bits. It operates from a single power supply ranging from 2.7V to 5.5V, making it suitable for a wide range of applications. With its low power consumption and small footprint, it's ideal for battery-powered and portable devices.

Key Features:

- High Resolution: 16-bit resolution ensures precise voltage generation.

- Low Power Consumption: Ideal for battery-powered and energy-efficient applications.

- Small Footprint: Compact package size makes it suitable for space-constrained designs.

- Single Supply Operation: Works with a single power supply, simplifying circuit design.

- SPI Interface: Serial Peripheral Interface allows easy interfacing with microcontrollers and digital systems.

Application Scenario:

In a simple project, such as a signal generator, DAC7731E can be utilized to generate analog waveforms with high precision. Let's explore how to integrate DAC7731E into such a project:

Experiment Steps:

1. Circuit Setup:

Connect the DAC7731E to a microcontroller development board or any digital system using the SPI interface. Provide power supply connections as per the datasheet recommendations.

2. SPI Communication:

Configure the microcontroller to communicate with the DAC7731E via SPI. Send digital codes representing desired analog voltages to the DAC using SPI communication protocols.

3. Analog Output:

Connect the analog output pin of DAC7731E to an oscilloscope or analog input of another device to observe the generated analog waveforms.

4. Waveform Generation:

Write firmware code in the microcontroller to generate various analog waveforms, such as sine, square, triangle, or sawtooth waves, by sending corresponding digital codes to the DAC7731E.

5. Signal Verification:

Verify the generated analog waveforms using an oscilloscope or any other suitable instrumentation to ensure accuracy and fidelity.

Conclusion:

In this experiment, we've demonstrated the basic usage of DAC7731E in generating precise analog voltages using a microcontroller. This versatile DAC can be employed in various projects requiring accurate analog signal generation, such as audio synthesis, sensor interfacing, and instrumentation.

Considerations:

- Calibration: Ensure proper calibration of the DAC to maintain accuracy over temperature and voltage variations.

- Noise Minimization: Implement noise reduction techniques in the circuit design to minimize any interference that may affect the DAC's performance.

- Signal Integrity: Pay attention to signal integrity during PCB layout to prevent signal degradation and maintain fidelity in analog output.

- Power Supply Stability: Ensure a stable power supply to the DAC7731E to prevent any fluctuations that could affect its performance.

DAC7731E FAQ

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3. Are the DAC7731E price and inventory displayed accurate?

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6. What is the process for return or replacement of DAC7731E?

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 DAC7731E we delivered, we will accept the replacement or return of the DAC7731E 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 DAC7731E.

(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