| Part Number | PCA9531 |
| Manufacturer | NXP (https://www.nxp.com/) |
| Title | 8-bit I2C LED dimmer |
| Description | The PCA9531 is an 8-bit I2C & SMBus I/O expander optimized for dimming LEDs in 256 discrete steps for Red/Green/Blue (RGB) color mixing and back l... |
| Features |
• Eight LED drivers (on, off, flashing at a programmable rate) • Two selectable, fully programmable blink rates (frequency and duty cycle) between 0.625 and 160 Hz (1.6 and 6.25 milliseconds) • 256 brightness steps • Input/outputs not used as LED d... |
| Datasheet |
 PCA9531 Datasheet
|
