PCA9745B Overview
The PCA9745B is a daisy-chain SPI-patible 4-wire serial 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 LED 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 100 % to allow the LED to be set to a...
PCA9745B Key Features
- 16 LED drivers. Each output programmable at
- Programmable LED brightness
- Programmable group dimming/blinking mixed with individual LED brightness
- Programmable LED output delay to reduce EMI and surge cur