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Name: DAC80502DRXT
Brand: Texas Instruments
SKU: DAC80502DRXT
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 DAC80502DRXT

Part No.:: DAC80502DRXT

Manufacturer:: Texas Instruments

Package:: 10-WFDFN

Datasheet:: DAC80502DRXT.pdf

Description:: DUAL CHANNEL DAC 16BIT

In Stock:: 1250

Quantity:: Add To Cart

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DAC80502DRXT Specifications

Package/Case:
10-WFDFN
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
NumberofBits:
16
NumberofD/AConverters:
1
SettlingTime:
-
OutputType:
Voltage - Buffered
DifferentialOutput:
No
DataInterface:
I²C, Serial, SPI
ReferenceType:
Internal
Voltage-SupplyAnalog:
2.7V ~ 5.5V
Voltage-SupplyDigital:
2.7V ~ 5.5V
INL/DNL(LSB):
±1, ±1
Architecture:
R-2R
OperatingTemperature:
-40°C ~ 125°C

DAC80502DRXT this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DAC80502DRXT 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 DAC80502DRXT 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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DAC80502DRXT information

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DAC80502DRXT Typical application Circuitry

DAC80502DRXT

The DAC80502DRXT is a highly precise, energy-efficient, dual-channel, 16-bit digital-to-analog converter (DAC) designed by Texas Instruments. This component stands out for its exceptional accuracy and low power consumption, making it an ideal candidate for various demanding applications. It integrates seamlessly into systems requiring precise analog output from digital signals, such as medical devices, industrial control systems, portable instruments, and precision measurement tools.

Core Features and Specifications:

- Dual 16-Bit DAC Channels: Allows for the output of two independent analog signals from digital inputs, providing flexibility and precision in applications requiring multiple outputs.

- Low Power Consumption: Designed for efficiency, this DAC is suitable for battery-operated devices, emphasizing its use in portable applications where power resources are limited.

- Integrated Precision Reference: Features an internal 2.5V reference, ensuring consistent and accurate output voltages across a range of conditions.

- Wide Power Supply Range: Operates across a 2.7V to 5.5V power supply range, offering versatility in different power environments.

- SPI Interface: Comes with a Serial Peripheral Interface for easy communication with microcontrollers or digital systems, facilitating straightforward integration.

Application Scenario: Precision Analog Output in a Portable Medical Device

Circuit Design Methodology:

1. Power Supply Connection:

- Secure Power Source: Attach a regulated 3.3V power supply to the VDD pin of the DAC80502DRXT to ensure stable operation within its specified power range.

- Grounding Considerations: Link the GND pin directly to the system's ground to minimize potential noise, crucial for maintaining the integrity of the analog outputs.

- Keyword: Optimized Power Efficiency is critical in portable medical devices where prolonged operational life is essential.

2. SPI Communication Setup:

- Digital Interface Configuration: Connect the DAC80502DRXT's Serial Data Input (SDI), Serial Clock (SCLK), and Chip Select (CS) pins to the corresponding SPI pins on the microcontroller. This ensures reliable digital-to-analog data conversion.

- Keyword: Effective Digital Communication via SPI is vital for the accurate transmission of digital values to the DAC80502DRXT, ensuring precise analog outputs.

3. Reference Voltage Utilization:

- Internal Reference Activation: Employ the DAC80502DRXT's built-in 2.5V reference by configuring the device settings through SPI commands, thereby achieving stable output voltages.

- Keyword: Stable Reference Voltage contributes significantly to the accuracy and reliability of the analog outputs in sensitive medical applications.

4. Analog Output Integration:

- Output Connection to Load: The AOUTA and AOUTB pins should be connected to the next stage in the medical device, such as sensors or actuators, taking into account the load characteristics to avoid signal distortion.

- Keyword: Precise Analog Control with the DAC80502DRXT enables detailed management of medical device functions, critical for patient diagnostics or treatment.

5. Ensuring Signal Integrity:

- Implement Output Filtering: To reduce noise and smooth the output signal, place low-pass filters at the AOUTA and AOUTB outputs, enhancing signal quality for medical analysis.

- Keyword: High-Quality Signal Output is imperative in medical devices, where the accuracy of analog signals can impact diagnostic results.

Design Challenges:

- Minimizing Noise: Careful layout to separate digital and analog sections on the PCB is essential to prevent digital noise from affecting analog signal quality.

- Power Stability: Incorporating decoupling capacitors near the DAC80502DRXT's power pins can help stabilize the supply voltage, a necessary step for consistent DAC performance.

- Load Compatibility: Understanding the electrical characteristics of the connected load ensures the DAC80502DRXT's outputs are not adversely affected, preserving signal fidelity.

Integrating the DAC80502DRXT into a portable medical device showcases the DAC's capability to deliver accurate and stable analog signals essential for medical diagnostics and monitoring, underlining its importance in applications where precision and power efficiency are paramount.

DAC80502DRXT FAQ

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3. Are the DAC80502DRXT price and inventory displayed accurate?

The price and inventory of DAC80502DRXT 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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6. What is the process for return or replacement of DAC80502DRXT?

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 DAC80502DRXT we delivered, we will accept the replacement or return of the DAC80502DRXT 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 DAC80502DRXT.

(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