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LP3944 - RGB/White/Blue 8-LED Fun Light Driver

Description

LP3944 is an integrated device capable of independently driving 8 LEDs.

This device also contains an internal precision oscillator that provides all the necessary timing required for driving each LED.

Two prescaler registers along with two PWM registers provide a versatile duty cycle control.

Features

  • 1.
  • 2 Internal Power-on Reset.
  • Active Low Reset.
  • Internal Precision Oscillator.
  • Variable Dim Rates (from 6.25 ms to 1.6s; 160 Hz.
  • 0.625 Hz).

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Datasheet preview – LP3944

Datasheet Details

Part number LP3944
Manufacturer Texas Instruments
File Size 1.18 MB
Description RGB/White/Blue 8-LED Fun Light Driver
Datasheet download datasheet LP3944 Datasheet
Additional preview pages of the LP3944 datasheet.

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Full PDF Text Transcription

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LP3944 www.ti.com SNVS264A – MAY 2004 – REVISED APRIL 2013 LP3944 RGB/White/Blue 8-LED Fun Light Driver Check for Samples: LP3944 FEATURES 1 •2 Internal Power-on Reset • Active Low Reset • Internal Precision Oscillator • Variable Dim Rates (from 6.25 ms to 1.6s; 160 Hz–0.625 Hz) APPLICATIONS • Customized Flashing LED Lights for Cellular Phones • Portable Applications • Digital Cameras • Indicator Lamps • General Purpose I/O Expander • Toys KEY SPECIFICATIONS • 8 LED Driver (Multiple Programmable States—On, Off, Input, and Dimming at a Specified Rate) • 8 Open Drain Outputs Capable of Driving up to 25 mA per LED DESCRIPTION LP3944 is an integrated device capable of independently driving 8 LEDs.
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