PCU9955 Overview
The PCU9955 is an Ultra-Fast mode (UFm) I2C-bus controlled 16-channel constant current LED driver optimized for dimming and blinking 57 mA Red/Green/Blue/Amber (RGBA) LEDs in amusement products. Each LEDn output has its own 8-bit resolution (256 steps) fixed frequency individual PWM controller that operates at 31.25 kHz with a duty cycle that is adjustable from 0 % to 99.6 % to allow the LED to be set to a specific...
PCU9955 Key Features
- 16 LED drivers. Each output programmable at
- Programmable LED brightness
- Programmable group dimming/blinking mixed with individual LED