TLC5940-EP

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TLC5940-EP SLVSA51E – MARCH 2010 – REVISED SEPTEMBER 2016 TLC5940-EP 16-Channel LED Driver With Dot Correction and Grayscale PWM Control 1 Features 1 16 Channels 12-Bit (4096 Steps) Grayscale PWM Control Dot Correction – 6 Bit (64 Steps) – Storable in Integrated EEPROM Drive Capability (Constant-Current Sink) of 0 mA to 72 mA (–40°C to 125°C) – 0 mA to 60 mA (VCC < 3.6 V, –40°C to 85°C) – 0 mA to 120 mA (VCC > 3.6 V, –40°C to 85°C) LED Power Supply Voltage up to 17 V VCC = 3 V to 5.5 V Serial Data Interface Controlled In-Rush Current 30-MHz Data Transfer Rate CMOS Level I/O Error Information – LOD: LED Open Detection – TEF: Thermal Error Flag 2 Applications Monocolor, Multicolor, Full-Color LED Displays LED Signboards Display Backlighting General, High-Current LED Drive Supports Defense, Aerospace, and Medical Applications: – Controlled Baseline – One Assembly/Test Site – One Fabrication Site – Available in Q-Temp (–40°C/125°C) – Extended Product Life Cycle – Extended Product-Change Notification – Product Traceability 3 Description The TLC5940-EP is a 16-channel, constant-current sink LED driver. Each channel has an individually adjustable 4096-step grayscale PWM brightness control and a 64-step, constant-current sink (dot correction). The dot correction adjusts the brightness variations between LED channels and other LED drivers. The dot correction data ...