TLC5971 Overview
Description
The TLC5971 device is a 12-channel, constantcurrent sink driver. Each output channel has individually adjustable currents with 65536 PWM grayscale (GS) steps.
Key Features
- 1 12 Constant-Current Sink Output Channels
- Current Capability: 60 mA Per Channel
- Grayscale (GS) Control With Enhanced Spectrum PWM: 16-Bit (65536 Steps)
- Global Brightness Control (BC): 7-Bit (128 Steps) for Each Color Group
- Power-Supply Voltage Range: – Internal Linear Regulator: 6 V to 17 V – Direct Power Supply: 3 V to 5.5 V
- LED Supply Voltage: Up to 17 V
- Constant-Current Accuracy: – Channel-to-Channel = ±1% (Typical) – Device-to-Device = ±1% (Typical)
- Data Transfer Rate: 20 MHz
- Linear Voltage Regulator: 3.3 V
- Auto Display Repeat Function
