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Name: DAC8814IBDBTG4
Brand: Texas Instruments
SKU: DAC8814IBDBTG4
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 DAC8814IBDBTG4

Part No.:: DAC8814IBDBTG4

Manufacturer:: Texas Instruments

Package:: 28-SSOP (0.209, 5.30mm Width)

Datasheet:: DAC8814IBDBTG4.pdf

Description:: IC DAC 16BIT A-OUT 28SSOP

In Stock:: 3050

Quantity:: Add To Cart

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DAC8814IBDBTG4 Specifications

Package/Case:
28-SSOP (0.209, 5.30mm Width)
Packaging:
Tape & Reel (TR)
Series:
-
ProductStatus:
Discontinued at Mosen
NumberofBits:
16
NumberofD/AConverters:
4
SettlingTime:
500ns (Typ)
OutputType:
Current - Unbuffered
DifferentialOutput:
No
DataInterface:
SPI
ReferenceType:
External
Voltage-SupplyAnalog:
2.7V ~ 5.5V
Voltage-SupplyDigital:
2.7V ~ 5.5V
INL/DNL(LSB):
±4 (Max), ±1.5 (Max)
Architecture:
Multiplying DAC
OperatingTemperature:
-40°C ~ 85°C

DAC8814IBDBTG4 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DAC8814IBDBTG4 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 DAC8814IBDBTG4 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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DAC8814IBDBTG4 information

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DAC8814IBDBTG4 Typical application Circuitry

DAC8814IBDBTG4

The DAC8814IBDBTG4 is a sophisticated quad-channel, 16-bit digital-to-analog converter (DAC) developed by Texas Instruments, designed for precise conversion of digital data into analog signals across four independent channels. This chip is celebrated for its high resolution, offering exceptional accuracy and stability, making it ideal for a wide range of applications that demand precise analog output control. The DAC8814IBDBTG4 supports a Serial Peripheral Interface (SPI), operates on a single 5V power supply, features low power consumption, and allows for individual channel shutdown to enhance power efficiency. Its flexible output voltage range, adjustable through external references, and compact packaging make it highly adaptable for complex systems requiring multiple DACs.

Key Features and Specifications:

- Quad 16-Bit DACs: Ensures high-precision analog outputs across four independent channels.

- SPI Communication: Provides seamless integration with a wide range of microcontrollers and digital signal processors.

- Single 5V Power Supply: Facilitates a simpler power supply design, enhancing the DAC's adaptability across different systems.

- Low Power Consumption: Ideal for applications where energy efficiency is critical.

- Individual Channel Shutdown: Offers power savings by allowing unused channels to be turned off.

- Flexible Output Voltage Range: Adjustable via external reference voltages, accommodating diverse application requirements.

Application Scenario: The DAC8814IBDBTG4 is particularly well-suited for use in a multi-channel function generator, commonly used in electronic laboratories for generating various waveforms for testing and calibration of electronic circuits and equipment.

Circuit Design Implementation:

Incorporating the DAC8814IBDBTG4 into a multi-channel function generator involves meticulous attention to its pin configuration and connectivity:

1. Digital Communication Interface (SDI, Pin 33; SCLK, Pin 31; SYNC, Pin 30): These pins should be interfaced with the SPI bus of a controlling microcontroller or DSP. This setup is crucial for sending digital waveform data to the DAC8814IBDBTG4, which it converts into analog signals on its four output channels.

2. Analog Outputs (AOUTA, Pin 8; AOUTB, Pin 14; AOUTC, Pin 20; AOUTD, Pin 26): These pins provide the analog signals for the generator's four channels. They would typically be connected to the inputs of the test circuits or to additional circuitry for signal conditioning.

3. Power Supply and Ground Connections (AVDD, Pin 32; AGND, Pins 5, 11, 17, 23): A stable 5V supply should be connected to AVDD, with all AGND pins grounded. Ensuring a clean and stable power supply is essential for maintaining the DAC's performance integrity.

4. Reference Voltage Inputs (REFAB, Pin 35; REFCD, Pin 1): Applying precise and stable external reference voltages to these pins determines the output voltage range for channels A/B and C/D, respectively. The choice of reference voltage significantly influences the accuracy and versatility of the output waveforms.

5. Channel Shutdown Pins (SHDNAB, Pin 34; SHDNCD, Pin 2): These pins can be utilized to selectively shut down channels not in use, thereby conserving power. Connecting these pins to the microcontroller allows for dynamic control of channel activity.

Design Considerations:

- Noise Reduction: Implementing measures to minimize noise, such as isolating analog and digital grounds and employing careful PCB layout techniques, is critical for ensuring the integrity of the analog signals.

- Stable Power Supply: The use of decoupling capacitors near the DAC's power pins can help stabilize the supply voltage, a crucial factor for consistent DAC operation.

- Quality of Reference Voltage: The output precision is heavily dependent on the stability and accuracy of the external reference voltages. Selecting high-quality, stable reference sources is paramount.

- Thermal Management: Proper layout and potentially additional cooling measures should be considered to ensure the DAC operates within its specified temperature range, enhancing reliability.

- Output Signal Filtering: Incorporating low-pass filters on the outputs may be necessary to remove any unwanted high-frequency components, ensuring clean and precise output waveforms for testing purposes.

By integrating the DAC8814IBDBTG4 into a multi-channel function generator, its capabilities in providing accurate and stable analog voltages from digital inputs across multiple channels are showcased, demonstrating its versatility and precision in applications requiring high-fidelity signal generation.

DAC8814IBDBTG4 FAQ

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6. What is the process for return or replacement of DAC8814IBDBTG4?

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 DAC8814IBDBTG4 we delivered, we will accept the replacement or return of the DAC8814IBDBTG4 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 DAC8814IBDBTG4.

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

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(1)Inform us within 90 days

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