PCA9531BS - NXP

Description: ■ Eight LED drivers (on, off, flashing at a programmable rate) ■ Two selectable, fully programmable blink rates (frequency and duty cycle) between 0.59 Hz and 152 Hz (1.69 second 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 ■ I 2C-bus interface logic compatible with SMBus ■ Internal power-on reset