TLC5946 Overview
Key Specifications
Package: HTSSOP EP
Pins: 28
Max Voltage (typical range): 5.5 V
Min Voltage (typical range): 3 V
Description
The TLC5946 is a 16-channel, constant current sink LED driver. Each channel is individually adjustable with 4096 pulse-width modulated (PWM) steps and 64 constant current sink steps for dot correction.
Key Features
- 23 16 Channels, Constant Current Sink Output
- 40-mA Capability (Constant Current Sink)
- 12-Bit (4096 Steps) Grayscale PWM Control
- 6-Bit (64 Steps) Dot Correction
- LED Power-Supply Voltage up to 17 V
- VCC = 3.0 V to 5.5 V
- Constant Current Accuracy: – Channel-to-Channel = ±1% (typ) – Device-to-Device = ±2% (typ)
- 30-MHz Data Transfer Rate
- 33-MHz Grayscale PWM Clock
- Extended Serial Interface
