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Name: DAC8820ICDBG4
Brand: Texas Instruments
SKU: DAC8820ICDBG4
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 DAC8820ICDBG4

Part No.:: DAC8820ICDBG4

Manufacturer:: Texas Instruments

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

Datasheet:: DAC8820ICDBG4.pdf

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

In Stock:: 2793

Quantity:: Add To Cart

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DAC8820ICDBG4 Specifications

Package/Case:
28-SSOP (0.209, 5.30mm Width)
Packaging:
Tube
Series:
-
ProductStatus:
Discontinued at Mosen
NumberofBits:
16
NumberofD/AConverters:
1
SettlingTime:
500ns (Typ)
OutputType:
Current - Unbuffered
DifferentialOutput:
No
DataInterface:
Parallel
ReferenceType:
External
Voltage-SupplyAnalog:
2.7V ~ 5.5V
Voltage-SupplyDigital:
2.7V ~ 5.5V
INL/DNL(LSB):
±1 (Max), ±0.5
Architecture:
Multiplying DAC
OperatingTemperature:
-40°C ~ 85°C

DAC8820ICDBG4 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DAC8820ICDBG4 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 DAC8820ICDBG4 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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DAC8820ICDBG4 information

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DAC8820ICDBG4 Typical application Circuitry

DAC8820ICDBG4

The DAC8820ICDBG4 is a high-performance, 16-bit digital-to-analog converter (DAC) designed by Texas Instruments. It stands out for its precision in converting digital signals into analog outputs, catering to applications that demand accurate signal processing and control. This DAC features a Serial Peripheral Interface (SPI), making it highly compatible with a broad range of microcontrollers and digital signal processors. It operates efficiently on a +4.5V to +5.5V power supply, highlighting its low power consumption. Additionally, it incorporates a power-down function, significantly reducing power usage when inactive. The DAC8820ICDBG4's 16-bit resolution ensures fine granularity in the analog output, making it ideal for precision instrumentation, industrial control systems, automated test equipment, and data acquisition systems.

Key Features and Specifications:

- 16-Bit Resolution: Provides high precision in analog output, critical for applications requiring detailed signal modulation.

- SPI Interface: Ensures seamless integration with various digital systems, facilitating straightforward communication.

- Wide Power Supply Range: Supports operation with power supplies ranging from +4.5V to +5.5V, offering flexibility in system design.

- Low Power Consumption: Ideal for power-sensitive applications, contributing to overall system efficiency.

- Power-Down Function: Enables significant reduction in power consumption when the DAC is not actively converting signals.

Application Scenario: The DAC8820ICDBG4 is particularly suited for a digitally-controlled analog signal generator, used in laboratories for generating precise waveforms for testing and calibration purposes.

Circuit Design Implementation:

Incorporating the DAC8820ICDBG4 into a digitally-controlled analog signal generator involves specific considerations regarding pin configuration and circuit connections:

1. Digital Communication Interface (SDI, Pin 3; SCLK, Pin 4; SYNC, Pin 2): These pins should be connected to the SPI bus of the controlling microcontroller or DSP. This configuration is essential for transmitting digital waveform data to the DAC8820ICDBG4, facilitating its conversion into analog signals.

2. Analog Output (VOUT, Pin 6): The DAC's analog output is provided through this pin. In a signal generator, VOUT would be connected to amplification and filtering circuits before driving the output terminal, delivering precise waveform signals.

3. Power Supply and Grounding (VDD, Pin 8; AGND, Pin 5): Attach a stable power source within the +4.5V to +5.5V range to VDD, ensuring AGND is grounded. Maintaining a stable and clean power supply is critical for the DAC8820ICDBG4's performance integrity.

4. Reference Voltage Input (REF, Pin 7): A stable and accurate external reference voltage connected to this pin determines the scale of the analog output voltage range. The quality of the reference voltage directly influences the DAC8820ICDBG4's output accuracy and flexibility.

5. Power-Down Control (PD, Pin 1): Utilizing this pin to engage the power-down mode allows for significant reduction in power consumption when the DAC is not in use, optimizing energy efficiency in the signal generator.

Design Considerations:

- Noise Reduction: Implement strategies to minimize noise interference, such as segregating digital and analog circuits and optimizing the PCB layout, to preserve signal integrity.

- Stable Power Supply: Use decoupling capacitors near the DAC8820ICDBG4's power pins to stabilize the supply voltage, ensuring consistent DAC performance.

- Reference Voltage Quality: The DAC's output precision heavily depends on the external reference voltage's stability and accuracy. Selecting a high-quality reference source is crucial.

- Thermal Management: Ensure adequate cooling and thermal management to keep the DAC operating within its specified temperature range, enhancing reliability.

- Output Signal Conditioning: Incorporating a low-pass filter at the DAC's output may be necessary to eliminate high-frequency noise, ensuring clean and precise analog signals for the generator.

By integrating the DAC8820ICDBG4 into a digitally-controlled analog signal generator, its capabilities in delivering accurate and stable analog voltages from digital inputs are demonstrated, highlighting its suitability for applications requiring precise waveform generation and control.

DAC8820ICDBG4 FAQ

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6. What is the process for return or replacement of DAC8820ICDBG4?

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(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 DAC8820ICDBG4.

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

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