PCA9955A - 16-channel Fm+ I2C-bus 57 mA/20 V constant current LED driver

NXP

The PCA9955A by NXP is a 16-channel Fm+ I2C-bus 57 mA/20 V constant current LED driver. Below is the official datasheet preview.

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PCA9955A 16-channel Fm+ I2C-bus 57 mA/20 V constant current LED driver by NXP - Datasheet Preview — Official preview page of the **PCA9955A** 16-channel Fm+ I2C-bus 57 mA/20 V constant current LED driver datasheet (NXP).

Datasheet Details

Part number	PCA9955A
Manufacturer	NXP
File Size	1.60 MB
Description	16-channel Fm+ I2C-bus 57 mA/20 V constant current LED driver
Datasheet	PCA9955A-NXP.pdf
Additional preview pages of the PCA9955A datasheet.

PCA9955A Product details

Description

The PCA9955A is an I2C-bus controlled 16-channel constant current LED driver optimized for dimming and blinking 57 mA Red/Green/Blue/Amber (RGBA) LEDs in amusement products.

Features

16 LED drivers. Each output programmable at:.
Off.
On.
Programmable LED brightness.
Programmable group dimming/blinking mixed with individual LED brightness.
Programmable LED output delay to reduce EMI and surge currents.
Gradation control for all channels.
Each channel can assign to one of four gradation control groups.
Programmable gradation time and rate for ramp-up and/or ramp-down operations.
Programmable step time (6-bit) from 0.5 ms (mini.

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Published: Feb 1, 2019 |