TLC59582

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TLC59581, TLC59582 SLVSCZ9A – OCTOBER 2015 – REVISED NOVEMBER 2015 TLC59581/82 48-Channel, 16-Bit ES-PWM LED Driver with Pre-Charge FET, LOD Caterpillar Cancelling and Display Data Memory 1 Features 1 48 Constant-Current Sink Output Channels Sink Current Capability with Max BC/CC data: – 25 mA at 5 VCC – 20 mA at 3.3 VCC Global Brightness Control (BC): 3-Bit (8-Step) Color Brightness Control (CC) for Each Color Group: 9-Bit (512-Step), Three Groups LED Power Supply Voltage Up To 10 V VCC = 3.0 V to 5.5 V Constant Current Accuracy – Channel-to-Channel = ±1%(Typ), ±3%(Max) – Device-to-Device = ±1%(Typ), ±2%(Max) Data Transfer Rate: 25 MHz Gray Scale Clock: 33 MHz Pre-Charge FET to Avoid Ghosting Phenomenon Enhanced Circuit for Caterpillar Cancelling Low-Grayscale Enhancement LED Open Detection (LOD) Thermal Shut Down (TSD) Operating Temperature: –40°C to 85°C 2 Applications LED Video Displays with Multiplexing System LED Signboards with Multiplexing system High Refresh Rate & High Density LED Panel 3 Description The TLC59581/82are 48-channel constant-current sink drivers. Each channel has an individuallyadjustable, 65536-step, pulse width modulation (PWM) grayscale (GS) brightness control. The TLC59581 can support 32-multiplexing while TLC59582 can support 16-multiplexing. The output channels are divided into three groups. Each group has a 512-step colo...