• Part: PCA9533
  • Description: 4-bit I2C LED dimmer
  • Manufacturer: NXP Semiconductors
  • Size: 122.30 KB
PCA9533 Datasheet (PDF) Download
NXP Semiconductors
PCA9533

Overview

  • 4 LED drivers (on, off, flashing at a programmable rate)
  • 2 selectable, fully programmable blink rates (frequency and duty cycle) between 0.591 Hz and 152 Hz (1.69 seconds and 6.58 milliseconds)
  • 256 brightness steps
  • Input/outputs not used as LED drivers can be used as regular GPIOs
  • Internal oscillator requires no external components *