Arduino® Shield Board

PCA9959HN-ARD

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The PCA9959HN-ARD Arduino Shield allows easy integration with Arduino EVKs to evaluate the LED controller features for color mixing, blinking and dimming LEDs. A graphical interface allows the user to easily explore the different functions of the driver to create an evaluation system.

Product Details

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Supported Devices

Power Management

I2C LED Controllers

  • PCA9959: 24-Channel SPI Serial Bus 63 mA/5.5 V Constant Current LED Driver

Features

Gradation control

  • Support up to four groups of LED gradation control
  • Each LED channel assigned to one of four groups
  • For each group, PCA9959 supports 64-grid brightness control
  • Each LED output has its own 6-bit resolution (64 steps) preset current configuration, with an absolution accuracy of ± 8%

Power supply

  • Supply voltage: 2.7V to 5.5V
  • Low standby current (170 µA)

LED current

  • 32 mA / 5.5V output drive per channel
  • Output current accuracy:
    • ±4% channel to channel
    • ±6% chip to chip
  • Output current adjusts through resistor at REXT pin

Interface

  • 10 MHz SPI interface
  • Output Enable (/OE) pin

Package

  • HVQFN40 - Plastic thermal enhanced very thin quad flat package; no leads; 40 terminals; body 5 x 5 x 0.85 mm

Buy Options

  • PCA9959HN-ARD

  • Arduino® Shield Board.

  • PCA9959HN-ARD Arduino Shield for evaluation of the PCA9959 24-ch SPI interface 32 mA 5V Constant Current LED Controller.

    • PCA9959HN-ARD Arduino Shield
    • Quick Reference Card
    • Additional hardware required: USB A-to-MicroB cable (not included)
  • $122.50 USD
  • For a quantity of 1
    • Availability: In stock
    • Inventory: 20
    • Shipping: Normally ships 1-2 business days
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Design Resources

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Documentation

Quick reference to our documentation types.

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3 documents

Design Files

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2 design files

Software

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1 software file

Note: For better experience, software downloads are recommended on desktop.

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