PCA9957HN-ARD LED Driver Arduino® Shield Evaluation Board

PCA9957HN-ARD
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Expansion Board

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The PCA9957HN-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.

Supported Devices

LED Drivers

  • PCA9957: 24-Channel SPI Serial Bus 32 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

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PCA9957HN-ARD
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PCA9957HN-ARD LED Driver Arduino® Shield Evaluation Board.

  • Expansion Board: Yes
$33.33 USD
In Stock :32

Normally ships 1-2 business days

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Documentation

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Related Hardware

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4 hardware offerings

Design Files

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1 design file

Software

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3 software files

  • Application Example Software

    PCA995x_ARD_GUI

    MSIRev 1.2.20Mar 23, 2021 18:20:007.14 MBPCA995x_ARD_GUI
    Account Required
    Download
  • BSPs and Device Drivers

    PCA9957 LED Driver with Demo App (SDK)

    EXTERNALRev 1Jun 12, 2024 08:18:001 KBPCA9957-Led-Driver-Demo-App
    Download
  • BSPs and Device Drivers

    PCA9957 LED Driver - Application Code Hub

    MCUXPRESSORev 1Jun 12, 2024 08:24:001 KBPCA9957LED-DRIVER-APPLICATION-CODE-HUB
    Download

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

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