What is the Additional Feature ?

Name: DAC8831ICD
Brand: Texas Instruments
SKU: DAC8831ICD
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 DAC8831ICD

Part No.:: DAC8831ICD

Manufacturer:: Texas Instruments

Package:: 14-SOIC (0.154, 3.90mm Width)

Datasheet:: DAC8831ICD.pdf

Description:: IC DAC 16BIT V-OUT 14SOIC

In Stock:: 3699

Quantity:: Add To Cart

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DAC8831ICD Specifications

Package/Case:
14-SOIC (0.154, 3.90mm Width)
Packaging:
Bulk,Tube
Series:
-
ProductStatus:
Active
NumberofBits:
16
NumberofD/AConverters:
1
SettlingTime:
1µs (Typ)
OutputType:
Voltage - Unbuffered
DifferentialOutput:
No
DataInterface:
SPI
ReferenceType:
External
Voltage-SupplyAnalog:
2.7V ~ 5.5V
Voltage-SupplyDigital:
2.7V ~ 5.5V
INL/DNL(LSB):
±0.5, ±0.5
Architecture:
R-2R
OperatingTemperature:
-40°C ~ 85°C

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DAC8831ICD information

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DAC8831ICD Typical application Circuitry

DAC8831ICD

The DAC8831ICD is a specialized chip designed for digital-to-analog conversion, featuring a 16-bit resolution that ensures high accuracy and precision in the analog outputs it produces. This product is a creation of Texas Instruments, renowned for its application in fields requiring meticulous control over analog signals such as in precision instrumentation, automated industrial systems, and advanced communication devices.

Principal Features and Characteristics:

- 16-Bit High Precision: The DAC8831ICD offers a remarkable level of detail in its analog output, attributable to its 16-bit resolution, making it ideal for applications demanding high precision.

- Serial Interface Support: With an SPI-compatible interface, the DAC8831ICD ensures seamless communication with various microcontrollers and digital signal processors, facilitating easy integration into digital systems.

- Single Power Supply Necessity: The chip's ability to operate on a single power supply (5V) simplifies the circuit design, reducing the complexity and cost associated with power management.

- Optimized Power Consumption: It is designed for minimal power use, serving applications where power efficiency is a critical factor.

- Compact Design: The DAC8831ICD comes in a small package, making it suitable for space-constrained applications without compromising its performance.

Application Scenario: Implementing the DAC8831ICD in a digitally controlled precision lighting system showcases its ability to adjust light intensity with high accuracy. This application is particularly relevant in settings like art galleries or museums where precise lighting control enhances the viewing experience.

Circuit Integration Details:

1. Digital Communication Interface (*SDIN*, Pin 14; *SCLK*, Pin 13; *SYNC*, Pin 4): These pins are critical for interfacing with the controlling microcontroller via SPI. *SDIN* receives the digital data, *SCLK* aligns with the clock pulses, and *SYNC* manages the start of data transmission.

2. Analog Output (*VOUT*, Pin 6): The converted analog signal, which controls the intensity of the lighting system, is output through this pin. It connects directly to the input of a light intensity regulator, modulating the brightness accordingly.

3. Power Supply Connections (*VDD*, Pin 24; *GND*, Pin 7): A stable 5V power supply is linked to *VDD*, with *GND* ensuring a common ground reference. The integrity of the power supply is crucial for the DAC8831ICD's accurate performance.

4. Reference Voltage Input (*REFIN*, Pin 23): To customize the output voltage range, a stable and precise reference voltage is applied to *REFIN*. This flexibility allows the lighting system to cater to various lighting conditions and preferences.

5. Output Smoothing: Implementing a low-pass filter at the *VOUT* pin is advisable to eliminate any potential high-frequency noise, ensuring a smooth and stable light output.

Design Considerations:

- Electrical Noise Minimization: Careful PCB layout design is essential to reduce noise interference, particularly between digital and analog sections of the circuit. Keeping signal paths short and using separate ground planes can be effective strategies.

- Reference Voltage Stability: The accuracy of the DAC8831ICD output heavily depends on the reference voltage's stability. Using a high-quality, stable reference voltage source is imperative for maintaining output precision.

- Power Supply Cleanliness: Ensuring the power supply to the DAC8831ICD is free from noise and fluctuations is vital. Employing decoupling capacitors near the power pins can help stabilize the supply voltage.

- Software Calibration and Control: Developing comprehensive software for the microcontroller to finely tune the DAC8831ICD's output enables dynamic adjustments to lighting conditions, enhancing the system's versatility.

- Thermal Management: Although the DAC8831ICD is optimized for low power dissipation, managing heat within the circuit design, especially in tightly packed spaces, ensures long-term reliability and performance.

Integrating the DAC8831ICD into a precision lighting control system underscores its utility in delivering accurate and controllable analog outputs from digital inputs. This application highlights the DAC8831ICD's significant role in applications that require fine-tuned control, demonstrating its effectiveness in enhancing the functionality and performance of sophisticated electronic systems.

DAC8831ICD FAQ

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3. Are the DAC8831ICD price and inventory displayed accurate?

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6. What is the process for return or replacement of DAC8831ICD?

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 DAC8831ICD we delivered, we will accept the replacement or return of the DAC8831ICD 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 DAC8831ICD.

(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