PCA9957 Datasheet - 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 descripti.
The PCA9957 is a daisy-chain SPI-compatible 4-wire serial bus controlled 24-channel constant current LED driver optimized for dimming and blinking 32.

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PCA9957-NXP.pdf

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Datasheet Details

Part number:

PCA9957

Manufacturer:

NXP ↗

File Size:

753.14 KB

Description:

24-channel SPI serial bus 32mA/5.5V constant current LED driver

Features

* 24 LED drivers. Each output programmable at:
* Off
* On
* 8 bits programmable LED brightness
* 8 bits programmable group dimming/blinking mixed with individual LED brightness
* Programmable LED output delay to reduce EMI and surge currents
* Gradation control for all ch

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PCA9957 24-channel SPI serial bus 32mA 5.5V constant current LED driver NXP

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