PCA9922 - 8-channel Constant Current LED

Product Overview

NXP

Part number	PCA9922
Manufacturer	NXP
File Size	245.25 KB
Description	8-channel Constant Current LED
Datasheet	PCA9922 Datasheet
Additional preview pages of the PCA9922 datasheet.

The PCA9922 is an 8-channel constant current LED driver designed for LED signage and display applications.

25 MHz serial interface.
3.3 V to 5.5 V operation.
8 LED low side constant current outputs.
Global control for the 8 LED outputs variable between 15 mA to 60 mA.
15 mA to 60 mA maximum current for all 8 output channels set by an external resistor.
Constant current matching at 25 °C, VDD = 5.0 V.
Bit-to-bit: ±6 %.
Chip-to-chip: ±10 %.
Gradual turn-on/turn-off output to limit EMI.
Error detection mode for li.

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Published: Jan 16, 2010 |