TLC5951
TLC5951 is 24-Channel 12-Bit PWM LED Driver manufactured by Texas Instruments.
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SBVS127E
- MARCH 2009
- REVISED JULY 2017
TLC5951 24-Channel, 12-Bit PWM LED Driver With 7-Bit Dot Correction and 3-Group, 8-Bit Global Brightness Control
1 Features
- 1 24-Channel Constant-Current Sink Output
- Current Capability: 40 m A
- Selectable Grayscale (GS) Control With PWM:
12-Bit (4096 Step), 10-Bit (1024 Step), 8-Bit (256 Step)
- Three Independent Grayscale Clocks for Three Color Groups
- Dot Correction (DC): 7-Bit (128 Step)
- Global Brightness Control (BC) for Each Color Group: 8-Bit (256 Step)
- Auto Display Repeat Function
- Independent Data Port for GS and BC and DC Data
- munication Path Between Each Data Port
- LED Power-Supply Voltage up to 15 V
- VCC = 3 V to 5.5 V
- Constant-Current Accuracy:
- Channel-to-Channel = ±1.5%
- Device-to-Device = ±3%
- CMOS Logic Level I/O
- Data Transfer Rate: 30 MHz
- 33-MHz Grayscale Control Clock
- Continuous Base LED-Open Detection (LOD)
- Continuous Base LED-Short Detection...
