What is the Additional Feature ?

Name: DAC8565IDPW
Brand: Texas Instruments
SKU: DAC8565IDPW
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 DAC8565IDPW

Part No.:: DAC8565IDPW

Manufacturer:: Texas Instruments

Package:: 16-TSSOP (0.173, 4.40mm Width)

Datasheet:: DAC8565IDPW.pdf

Description:: IC DAC 16BIT V-OUT 16TSSOP

In Stock:: 2783

Quantity:: Add To Cart

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DAC8565IDPW Specifications

Package/Case:
16-TSSOP (0.173, 4.40mm Width)
Packaging:
Tube
Series:
-
ProductStatus:
Active
NumberofBits:
16
NumberofD/AConverters:
4
SettlingTime:
10µs
OutputType:
Voltage - Buffered
DifferentialOutput:
No
DataInterface:
SPI, DSP
ReferenceType:
External, Internal
Voltage-SupplyAnalog:
2.7V ~ 5.5V
Voltage-SupplyDigital:
2.7V ~ 5.5V
INL/DNL(LSB):
±4, ±0.5
Architecture:
String DAC
OperatingTemperature:
-40°C ~ 105°C

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DAC8565IDPW information

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Basic introduction and simple engineering application of DAC8565IDPW

DAC8565IDPW is a high-precision, quad-channel, voltage-output digital-to-analog converter (DAC) commonly used in various electronic applications. It offers exceptional performance with its 16-bit resolution and low integral nonlinearity (INL) and differential nonlinearity (DNL) specifications.

Introduction:

The DAC8565IDPW integrates four independent DAC channels in a single package, making it suitable for applications requiring multiple analog outputs, such as waveform generation, motor control, and audio processing.

Application Scenario:

In this tutorial, we'll explore a simple project using the DAC8565IDPW to generate analog voltage signals for controlling the brightness of an LED array. This project will help beginners understand the basic functionality of the DAC and its practical application in a real-world project.

Project Setup:

To build the LED brightness control system using DAC8565IDPW, follow these steps:

1. Hardware Connections:

Connect the DAC8565IDPW to a microcontroller development board, such as Arduino or Raspberry Pi, using the SPI interface. Make the following connections:

- Connect the DAC's SPI pins (SCK, SDI, SDO, and CS) to the corresponding SPI pins on the microcontroller.

- Connect the DAC's reference voltage (VREF) pin to a stable voltage reference, such as a precision voltage reference IC or a voltage regulator.

- Connect the DAC's output channels to the LED array, ensuring proper current-limiting resistors are in place to protect the LEDs.

2. Software Implementation:

Write a simple firmware program for the microcontroller to interface with the DAC8565IDPW and control the LED brightness. Use the SPI communication protocol to send digital values to the DAC, corresponding to the desired analog output voltage levels.

3. LED Control Algorithm:

Implement a basic algorithm to vary the analog output voltage levels generated by the DAC, thereby controlling the brightness of the LED array. This could involve adjusting the DAC output values based on user input or predefined patterns.

4. Testing and Calibration:

Test the LED brightness control system by varying the DAC output values and observing the corresponding changes in LED brightness. Calibrate the system if necessary to ensure accurate and linear control of LED brightness across the entire range of DAC output values.

Conclusion:

In this tutorial, we've demonstrated a simple project using the DAC8565IDPW to control the brightness of an LED array. By understanding the basic principles of DAC operation and implementing them in a practical project, beginners can gain valuable hands-on experience in analog signal generation and control.

Considerations:

- Voltage Reference Stability: Ensure the stability and accuracy of the voltage reference used for the DAC to maintain precise analog output levels.

- SPI Communication Speed: Optimize the SPI communication speed between the microcontroller and DAC to achieve smooth and responsive LED brightness control.

- LED Current Limiting: Properly size the current-limiting resistors in the LED array to prevent excessive current flow and protect the LEDs from damage.

- Firmware Optimization: Write efficient firmware code to minimize processing overhead and ensure real-time responsiveness of the LED brightness control system.

- System Integration: Consider integrating additional features, such as user interfaces or sensor inputs, to enhance the functionality and versatility of the LED brightness control system.

DAC8565IDPW FAQ

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3. Are the DAC8565IDPW price and inventory displayed accurate?

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6. What is the process for return or replacement of DAC8565IDPW?

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 DAC8565IDPW we delivered, we will accept the replacement or return of the DAC8565IDPW 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 DAC8565IDPW.

(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