MAX6974 Datasheet (Maxim Integrated Products) - (MAX6974 / MAX6975) 24-Output PWM LED Drivers

MAX6974, (MAX6974 / MAX6975) 24-Output PWM LED Drivers

The MAX6974/MAX6975 precision current-sinking, 24-output PWM LED drivers drive red, green, and blue LEDs for full-color graphic message boards and video displays.

Each output has an individual 12-bit (MAX6974) or 14-bit (MAX6975) PWM-intensity (hue) control and 7-bit (MAX6974) or 5-bit (MAX6975) glo

MAX6974 Features

* o 24 LED Current Sink Outputs (Three Banks of Eight Outputs) o 48 LED Drive Option When Multiplexing o 33MHz Clock Supports Up to 63 Frames per Second of Video o Constant Output Current Calibration from 6mA to 30mA in 256 Steps o EZCascade™ Interface Simplifies Multiple Driver Cascading Without Exte