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Name: DAC8420ESZ-REEL
Brand: Analog Devices Inc.
SKU: DAC8420ESZ-REEL
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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Analog Devices Inc. DAC8420ESZ-REEL

Part No.:: DAC8420ESZ-REEL

Manufacturer:: Analog Devices Inc.

Package:: 16-SOIC (0.295, 7.50mm Width)

Datasheet:: DAC8420ESZ-REEL.pdf

Description:: IC DAC 12BIT V-OUT 16SOIC

In Stock:: 2859

Quantity:: Add To Cart

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DAC8420ESZ-REEL Specifications

Package/Case:
16-SOIC (0.295, 7.50mm Width)
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
NumberofBits:
12
NumberofD/AConverters:
4
SettlingTime:
13µs (Typ)
OutputType:
Voltage - Buffered
DifferentialOutput:
No
DataInterface:
SPI
ReferenceType:
External
Voltage-SupplyAnalog:
5V ~ 15V, -15V
Voltage-SupplyDigital:
5V
INL/DNL(LSB):
±0.5, ±0.25
Architecture:
R-2R
OperatingTemperature:
-40°C ~ 85°C

DAC8420ESZ-REEL this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DAC8420ESZ-REEL 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 DAC8420ESZ-REEL 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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DAC8420ESZ-REEL information

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DAC8420ESZ-REEL Typical application Circuitry

DAC8420ESZ-REEL

The DAC8420ESZ-REEL is an advanced, 12-bit, single-channel digital-to-analog converter (DAC) from Analog Devices, offered in a tape-and-reel package for streamlined manufacturing integration. This DAC is specialized in converting digital input data into a high-precision analog voltage output. Its design is aimed at applications that demand exacting standards in analog signal generation, such as precision instrumentation, automated control systems, and customized industrial machinery.

Key Features and Parameters:

- 12-Bit Precision: Achieves finely detailed analog output from digital inputs, enabling precise control and measurement.

- Single Output Channel: Focuses on delivering a singular, accurate analog voltage, simplifying the design for targeted applications.

- SPI Interface Compatibility: Integrates seamlessly with a variety of microcontrollers and DSPs through a standard Serial Peripheral Interface, facilitating easy digital communication.

- Efficient Power Usage: Designed for minimal power draw, making it suitable for energy-sensitive applications.

- Robust Temperature Performance: Guaranteed operation across a wide temperature spectrum, ensuring reliability in challenging environmental conditions.

Application Scenario: A fitting application for the DAC8420ESZ-REEL is in managing the speed of a DC motor within a precision robotic arm, where accurate control over motor velocity is crucial for exact movement and positioning tasks.

Circuit Design:

Deploying the DAC8420ESZ-REEL for DC motor speed control in a robotic arm necessitates detailed planning around its pin configurations and their interconnections:

1. SPI Communication Interface (SDIN, Pin 14; SCLK, Pin 13; CS, Pin 12): Interface these pins with the SPI bus of the control microcontroller. This setup is pivotal for transmitting the digital speed commands to the DAC8420ESZ-REEL, which translates them into analog voltage signals to modulate the motor driver's input.

2. Analog Output to Motor Driver (VOUT, Pin 6): This pin outputs the analog voltage that corresponds to the desired motor speed, connecting directly to the motor driver's speed control input. The precision of VOUT directly influences the motor's velocity.

3. Power Input and Ground Connections (VDD, Pin 16; AGND, Pin 7; DGND, Pin 8): Ensuring a stable power supply to VDD is critical for the DAC8420ESZ-REEL's accurate performance. AGND and DGND must be connected appropriately to minimize electrical noise, preserving the integrity of the analog signal.

4. Reference Voltage Input (REFIN, Pin 15; REFOUT, Pin 17): The external precision reference voltage connected to REFIN sets the scale for the DAC's output range, essential for aligning the motor speed control with the system's requirements. REFOUT may act as a stable reference for additional components within the system.

5. Closed-loop Feedback (VOUT, Pin 6): Implementing a feedback mechanism through sensors monitoring the actual motor speed allows for dynamic adjustments to the digital input provided to the DAC8420ESZ-REEL, ensuring the motor speed remains consistent with the setpoint.

Design Considerations:

- Electromagnetic Interference (EMI) Mitigation: Given the proximity to motors and other inductive loads, the circuit design should incorporate strategies to shield the DAC8420ESZ-REEL from EMI, preserving signal accuracy.

- Decoupling and Noise Suppression: Utilizing decoupling capacitors near the DAC8420ESZ-REEL's power pins is imperative for negating power supply fluctuations and high-frequency noise.

- Thermal Considerations: While the DAC8420ESZ-REEL operates reliably over a wide temperature range, managing the thermal environment through proper heatsinking or airflow can enhance performance and durability.

- Reference Voltage Stability: The system's precision hinges on the reference voltage's consistency supplied to the DAC8420ESZ-REEL. Opting for a high-grade, stable reference voltage is critical for maintaining exact motor speed control.

Integrating the DAC8420ESZ-REEL to control DC motor speed in a precision robotic arm showcases the DAC's ability to convert digital commands into precise analog outputs effectively. This underscores the DAC8420ESZ-REEL's suitability for sophisticated control applications where accuracy and reliability are paramount.

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6. What is the process for return or replacement of DAC8420ESZ-REEL?

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 DAC8420ESZ-REEL we delivered, we will accept the replacement or return of the DAC8420ESZ-REEL 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 DAC8420ESZ-REEL.

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

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(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations