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Name: DAC712UB
Brand: Texas Instruments
SKU: DAC712UB
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 DAC712UB

Part No.:: DAC712UB

Manufacturer:: Texas Instruments

Package:: 28-SOIC (0.295, 7.50mm Width)

Datasheet:: DAC712UB.pdf

Description:: IC DAC 16BIT V-OUT 28SOIC

In Stock:: 2734

Quantity:: Add To Cart

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DAC712UB Specifications

Package/Case:
28-SOIC (0.295, 7.50mm Width)
Packaging:
Tube
Series:
-
ProductStatus:
Obsolete
NumberofBits:
16
NumberofD/AConverters:
1
SettlingTime:
10µs
OutputType:
Voltage - Buffered
DifferentialOutput:
No
DataInterface:
Parallel
ReferenceType:
Internal
Voltage-SupplyAnalog:
±11.4V ~ 16.5V
Voltage-SupplyDigital:
-
INL/DNL(LSB):
±4 (Max), ±4 (Max)
Architecture:
R-2R
OperatingTemperature:
-40°C ~ 85°C

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DAC712UB information

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DAC712UB Typical application Circuitry

DAC712UB

The DAC712UB, developed by Texas Instruments, is a sophisticated digital-to-analog converter (DAC) characterized by its 16-bit resolution. This DAC is engineered to deliver high-precision analog outputs from digital inputs, making it an essential component for applications demanding accuracy and detail in analog signal generation.

Core Attributes and Features:

- 16-Bit Resolution: This high level of resolution ensures that the DAC712UB can produce detailed analog outputs, crucial for applications requiring nuanced signal modulation.

- Parallel Interface: Offers quick data transfer from digital systems to the DAC, enabling rapid updates to the analog output.

- Bipolar Output Capability: The DAC712UB can be configured to provide both positive and negative output voltages, enhancing its versatility in various application settings.

- External Reference Voltage Input: This feature allows the adjustment of the DAC's output range, providing flexibility across different operational requirements.

- Programmable Output Ranges: With the ability to set specific output voltage ranges, the DAC712UB adapts to a wide array of application needs.

Application Scenario: An exemplary application for the DAC712UB is in controlling the motion of precision actuators in a robotic arm. In this scenario, the DAC712UB translates digital signals from the control unit into precise analog voltages that adjust the actuators, facilitating smooth and accurate movements of the robotic arm.

Circuit Design Strategy:

Incorporating the DAC712UB into a robotic arm control system entails a comprehensive understanding of the following key connection points and considerations:

1. Digital Input Interface (Pins 5-20, DB0-DB15): These pins are wired to the digital output ports of the control system's processor. The configuration ensures the transfer of digital commands into corresponding analog outputs. Shielding and proper routing are necessary to maintain signal integrity.

2. Update Trigger (WR, Pin 3): This pin, connected to a control output on the processor, signals the DAC712UB to refresh its output based on the latest digital inputs. Precise control of the WR signal is vital for synchronous updates.

3. Output Reset (CLR, Pin 4): By interfacing this pin with a digital controller output, the system can rapidly reset the DAC's output, a critical feature during emergency stops or initial system boot-up.

4. Analog Output (VOUT, Pin 22): The analog voltage produced at this pin controls the actuators. This connection may include filtering elements to smooth the DAC output, ensuring fluid actuator movements.

5. Reference Voltage Input (VREF+, VREF-, Pins 23 and 1): An external precision reference voltage connected here dictates the DAC's output scale. The stability of VREF influences the overall accuracy of the actuator control.

6. Power Supplies (VCC, VDD, VSS, Pins 24, 21, 2): Clean power supply connections are crucial. Decoupling techniques and careful layout planning are employed to minimize noise, ensuring stable DAC operation.

Design Considerations:

- Data Integrity: It's crucial to prevent signal degradation across the digital input interface, necessitating attention to PCB layout and signal routing.

- Synchronization: Accurate timing of the WR pulse ensures that DAC output updates align with the control system's operational timeline.

- Noise Management: Isolating sensitive analog signals from potential noise sources is essential, particularly in electromechanically active environments like robotic systems.

- Thermal Regulation: Managing heat dissipation for the DAC712UB prevents performance drift over extended operational periods.

- Reference Voltage Precision: The choice of reference voltage is paramount, as it directly impacts the fidelity of the actuator control signals.

By meticulously addressing these design elements, the DAC712UB can be seamlessly integrated into a robotic arm control system, exemplifying its ability to execute precise control tasks. This scenario not only illustrates the DAC712UB's capacity for high-resolution analog output generation but also its adaptability to complex automation challenges, underscoring its value in precision-driven applications.

DAC712UB FAQ

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3. Are the DAC712UB price and inventory displayed accurate?

The price and inventory of DAC712UB 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 DAC712UB?

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 DAC712UB we delivered, we will accept the replacement or return of the DAC712UB 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 DAC712UB.

(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