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Name: DAC8740HRGER
Brand: Texas Instruments
SKU: DAC8740HRGER
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 DAC8740HRGER

Part No.:: DAC8740HRGER

Manufacturer:: Texas Instruments

Package:: 24-VFQFN Exposed Pad

Datasheet:: DAC8740HRGER.pdf

Description:: IC INTERFACE SPECIALIZED 24VQFN

In Stock:: 3328

Quantity:: Add To Cart

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DAC8740HRGER Specifications

Package/Case:
24-VFQFN Exposed Pad
Packaging:
Tape & Reel (TR)
Series:
-
ProductStatus:
Active
Applications:
-
Interface:
UART
Voltage-Supply:
1.71V ~ 5.5V

DAC8740HRGER this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DAC8740HRGER 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 DAC8740HRGER 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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DAC8740HRGER information

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DAC8740HRGER Typical application Circuitry

DAC8740HRGER

The DAC8740HRGER is an advanced, high-resolution digital-to-analog converter (DAC) integrated with additional communication and control features, designed by Texas Instruments. This device is specifically engineered to operate in industrial environments, providing not only precise analog output but also HART (Highway Addressable Remote Transducer) communication capabilities. The DAC8740HRGER is ideal for applications that require accurate process control and communication in one package, such as in process control systems, industrial automation, smart transmitters, and remote sensing systems.

Key Features and Parameters:

- High-Resolution DAC: Offers fine control over analog output signals, enabling precise adjustments in industrial control systems.

- Integrated HART Modem: Facilitates HART communication for remote device management and data acquisition, a standard in industrial environments for smart sensors and actuators.

- Wide Operating Temperature Range: Designed to withstand the harsh conditions of industrial environments, ensuring reliable operation under extreme temperatures.

- Robust Interface Options: Includes SPI for digital communication, enhancing its flexibility for integration into complex systems.

- Low Power Consumption: Optimizes energy use, making it suitable for power-sensitive applications, especially where continuous operation is required.

Application Scenario: Implementing the DAC8740HRGER in a smart industrial transmitter system, which measures and controls environmental conditions within a manufacturing process while providing remote monitoring capabilities through HART communication.

Detailed Circuit Design:

Integrating the DAC8740HRGER into a smart industrial transmitter involves careful consideration of the following pin configurations and system integration aspects:

1. SPI Communication Interface (MOSI, Pin 3; MISO, Pin 4; SCLK, Pin 5; CS, Pin 6): Connect these pins to the SPI bus of the system's microcontroller. This connection is crucial for sending configuration commands and receiving data from the DAC8740HRGER, enabling precise control over the analog output and HART communication functionalities.

2. Analog Output for Process Control (OUT, Pin 20): This pin should be connected to the input of the control element (e.g., a valve or actuator) in the manufacturing process. The DAC8740HRGER's high-resolution DAC allows for fine-tuning of the control element, ensuring accurate regulation of environmental conditions.

3. HART Communication Modem (HART_IN, Pin 18; HART_OUT, Pin 19): Interface these pins with the HART communication network. This setup enables the transmitter to send and receive HART protocol messages, facilitating remote monitoring and adjustment of the transmitter settings.

4. Power Supply and Grounding (VDD, Pin 24; GND, Pin 23): Providing a stable and clean power supply to VDD is essential for the optimal operation of the DAC8740HRGER. Proper grounding through GND is paramount to minimize noise and ensure the accuracy and reliability of both the analog output and HART communication.

5. Output Signal Conditioning (OUT, Pin 20): Implementing filtering on the analog output may be necessary to smooth the signal and remove any potential noise, ensuring precise control over the manufacturing process.

Design Considerations:

- Isolation Between Digital and Analog Sections: It's important to maintain clear separation between the DAC8740HRGER's digital communication interfaces and the analog output path to prevent digital noise from affecting the analog signal quality.

- Decoupling Capacitors for Power Stability: Placing decoupling capacitors close to the DAC8740HRGER's power pins is vital for filtering out noise and stabilizing the power supply, ensuring consistent performance.

- Protection Against Industrial Environment: Considering the harsh conditions typical of industrial environments, implementing protective measures such as surge protection and electromagnetic interference (EMI) filtering is crucial for the longevity and reliability of the transmitter.

- HART Communication Integrity: Ensuring the integrity of HART communication involves careful layout and signal conditioning to maintain clear communication paths, essential for effective remote monitoring and control.

By utilizing the DAC8740HRGER in a smart industrial transmitter, one can leverage its high-resolution DAC output and integrated HART communication capabilities to achieve precise control and monitoring of industrial processes, demonstrating its effectiveness and versatility in complex industrial automation systems.

DAC8740HRGER FAQ

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6. What is the process for return or replacement of DAC8740HRGER?

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 DAC8740HRGER we delivered, we will accept the replacement or return of the DAC8740HRGER 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 DAC8740HRGER.

(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