PCA9957 24-channel SPI serial bus 32 mA/5.5 V con.
NXP
PCA9957 - 24-channel SPI serial bus 32mA/5.5V constant current LED driver
PCA9957 24-channel SPI serial bus 32 mA/5.5 V constant current LED driver Rev. 1 — 24 October 2019 Product data sheet 1. General description The P.