TLC5944PWP ,16-Channel, 12-Bit PWM LED Driver with 6-Bit Dot Correction and Pre-Charge FET 28-HTSSOP -40 to 85DESCRIPTIONThe TLC5944 is a 16-channel, constant current sink driver. Each channel is individually ..
TLC5944PWP ,16-Channel, 12-Bit PWM LED Driver with 6-Bit Dot Correction and Pre-Charge FET 28-HTSSOP -40 to 85FEATURES23• 16 Channels, Constant Current Sink Output • Thermal Shutdown (TSD):• 60-mA Capability ( ..
TLC5944PWPRG4 ,16-Channel, 12-Bit PWM LED Driver with 6-Bit Dot Correction and Pre-Charge FET 28-HTSSOP -40 to 85..... SBVS112A–JUNE 2008–REVISED JULY 2009RECOMMENDED OPERATING CONDITIONSAt T = –40°C to +85°C, un ..
TLC5945PWP ,16-Channel LED Driver w/DOT Correction & Grayscale PWM Control & No Delay 28-HTSSOP -40 to 85SLVS755–MARCH 2007RECOMMENDED OPERATING CONDITIONSPARAMETER TEST CONDITIONS MIN NOM MAX UNITDC Char ..
TLC5945RHBR ,16-Channel LED Driver w/DOT Correction & Grayscale PWM Control & No Delay 32-VQFN -40 to 85FEATURES APPLICATIONS• Monocolor, Multicolor, Full-Color LED• 16 ChannelsDisplays• 12-bit (4096 Ste ..
TLC59461PWP ,16-Channel, 12-Bit PWM LED Driver, 6-Bit Dot Correction with Auto Output Off Function Removed 28-HTSSOP -40 to 85FEATURES APPLICATIONS• Monochrome, Multicolor, Full-Color LED23• 16 Channels, Constant-Current Sink ..
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TLC5944PWP-TLC5944PWPRG4
16-Channel, 12-Bit PWM LED Driver with 6-Bit Dot Correction and Pre-Charge FET
TLC5944 TLC5944 TLC5944 www.ti.com.............................................................................................................................................................. SBVS112A–JUNE 2008–REVISED JULY 2009 16-Channel, 12-Bit PWM LED Driver with 6-Bit Dot Correction and Pre-Charge FET 1 FEATURES 23• 16 Channels, Constant Current Sink Output • Thermal Shutdown (TSD): • 60-mA Capability (Constant Current Sink) – Automatic shutdown at over-temperature conditions • 12-Bit (4096 Steps) Grayscale Control with PWM – Restart under normal temperature • 6-Bit (64 Steps) Dot Correction with Sink • Pre-Thermal Warning (PTW): Current – High temperature operation alert • Internal Pre-Charge FET to Prevent LED • Readable Error Information: Ghosting Phenomenon on Multiplexed LED – LED Open Detection (LOD) Systems – Thermal Error Flag (TEF) • LED Power-Supply Voltage up to 15 V – Pre-Thermal Warning (PTW) • V = 3.0 V to 5.5 V CC • Noise Reduction: • Constant Current Accuracy: – 4-channel grouped delay to prevent inrush – Channel-to-Channel = ±1% current – Device-to-Device = ±3% • Operating Temperature: –40°C to +85°C • CMOS Logic Level I/O • 30-MHz Data Transfer Rate APPLICATIONS • Monochrome, Multicolor, Full-Color LED • 33-MHz Grayscale Control Clock Displays Using Multiplexing System • Continuous Base LED Open Detection (LOD): • LED Signboards Using Multiplexing System – Detect LED opening and LED short to GND during display with auto output off function VLED LINEn VLED LINE0 ¼ ¼ ¼ OUT0 OUT15 OUT0 OUT15 DATA SIN SOUT SIN SOUT SCLK SCLK XERR SCLK XERR DCSEL VLED VLED DCSEL DCSEL XLAT XLAT XLAT VUP VUP BLANK Controller BLANK VCC BLANK VCC VCC GSCLK GSCLK GSCLK FLAGS VCC VCC IREF IREF READ XERR TLC5944 TLC5944 R R IREF IREF READ GND GND IC1 ICn 5 Typical Application Circuit (Multiple Daisy-Chained TLC5944s) 1 Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. 2PowerPAD is a trademark of Texas Instruments, Incorporated. 3All other trademarks are the property of their respective owners. PRODUCTION DATA information is current as of publication date. Copyright © 2008–2009, Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. ROWSELn ROWSEL0
