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Name: DAC7744E
Brand: Texas Instruments
SKU: DAC7744E
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 DAC7744E

Part No.:: DAC7744E

Manufacturer:: Texas Instruments

Package:: 48-BSSOP (0.295, 7.50mm Width)

Datasheet:: DAC7744E.pdf

Description:: IC DAC 16BIT V-OUT 48SSOP

In Stock:: 2572

Quantity:: Add To Cart

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DAC7744E Specifications

Package/Case:
48-BSSOP (0.295, 7.50mm Width)
Packaging:
Bulk,Tube
Series:
-
ProductStatus:
Active
NumberofBits:
16
NumberofD/AConverters:
4
SettlingTime:
11µs
OutputType:
Voltage - Buffered
DifferentialOutput:
No
DataInterface:
Parallel
ReferenceType:
External
Voltage-SupplyAnalog:
±14.25V ~ 15.75V
Voltage-SupplyDigital:
5V
INL/DNL(LSB):
±4 (Max), ±3 (Max)
Architecture:
R-2R
OperatingTemperature:
-40°C ~ 85°C

DAC7744E this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DAC7744E 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 DAC7744E 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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DAC7744E information

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DAC7744E Typical application Circuitry

DAC7744E

The DAC7744E is a high-performance, quad-channel, 16-bit digital-to-analog converter (DAC) designed by Texas Instruments, primarily aimed at converting digital signals into precise and accurate analog outputs. This chip is particularly suitable for applications that necessitate high-resolution analog output, such as in industrial control systems, medical instrumentation, telecommunications, and precise signal generation tasks.

Key Features and Parameters:

- Quad 16-Bit DAC Channels: This allows for the conversion of digital inputs into four independent analog outputs, providing detailed control for complex applications.

- Wide Power Supply Range: Ensures compatibility with a variety of power supply voltages, offering flexibility in system design.

- Serial Interface for Communication: Facilitates easy integration with microcontrollers or digital signal processors, allowing for efficient data transmission.

- Low Power Consumption: Ideal for applications where energy efficiency is a concern, ensuring that the system operates efficiently without compromising on performance.

- Onboard Precision Reference: Enhances the accuracy and stability of the analog outputs, which is crucial for applications requiring precise signal modulation.

Application Scenario: A practical application for the DAC7744E is in a precision automated testing equipment system, where it controls variable signal generators to calibrate and test various electronic components.

Detailed Circuit Design:

Integrating the DAC7744E into a precision automated testing equipment system involves a comprehensive approach to pin connections and design considerations:

1. Serial Data Interface Configuration (SDIN, Pin 3; SCLK, Pin 5; CS, Pin 4): These pins should be connected to the SPI bus of the controlling unit or microcontroller. This setup is pivotal for sending digital control signals to the DAC7744E, which converts these into analog outputs to drive the signal generators.

2. Analog Output Channels (AOUT1, Pin 14; AOUT2, Pin 15; AOUT3, Pin 16; AOUT4, Pin 17): Utilize these outputs to connect to the input control circuits of the signal generators. The ability to control each channel independently allows for the generation of multiple signals simultaneously, essential for testing different parameters or components in parallel.

3. Power Supply and Reference Input (AVDD, Pin 24; AGND, Pin 23; REF, Pin 7): Providing a stable power supply to AVDD is crucial for optimal DAC operation. The DAC7744E features an onboard precision reference (REF), critical for ensuring the accuracy and stability of the analog outputs.

4. Output Signal Conditioning (AOUT1-AOUT4): Incorporating low-pass filters on the analog outputs is recommended to remove any high-frequency noise, ensuring that the signal generators receive clean and precise control signals.

5. Grounding Strategy (DGND, Pin 9; AGND, Pin 23): Effective grounding is essential for minimizing noise. Implementing separate grounding paths for digital and analog sections can significantly reduce interference, preserving signal integrity.

Design Considerations:

- Isolation Between Digital and Analog Circuits: Maintaining a physical separation between digital and analog components within the circuit can drastically reduce noise interference, vital for maintaining output signal accuracy.

- Decoupling Capacitors Placement: Positioning decoupling capacitors close to the DAC7744E's power pins is crucial for filtering out noise and stabilizing the voltage supply, ensuring reliable DAC operation.

- Thermal Management Considerations: While the DAC7744E is designed for low power consumption, it is still essential to manage heat dissipation effectively, especially in enclosed or densely packed environments.

- Signal Integrity Measures: Ensuring the integrity of both digital and analog signals requires careful PCB layout and trace routing, avoiding long signal paths that can lead to signal degradation.

Incorporating the DAC7744E into a precision automated testing equipment system exemplifies its capability to deliver accurate and stable analog signals from digital inputs, highlighting its utility in complex signal generation and testing applications. This implementation underlines the DAC7744E's adaptability, precision, and reliability, marking it as an indispensable component in modern electronic testing and calibration systems.

DAC7744E FAQ

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3. Are the DAC7744E price and inventory displayed accurate?

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6. What is the process for return or replacement of DAC7744E?

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 DAC7744E we delivered, we will accept the replacement or return of the DAC7744E 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 DAC7744E.

(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