MAX6978 Overview
Key Specifications
Package: TSSOP
Pins: 16
Description
The MAX6978 serial-interfaced LED driver provides eight open-drain, constant-current sinking LED driver outputs rated at 5.5V. The MAX6978 operates from a 3V to 5.5V supply.
Key Features
- for safetyrelated applications, which blanks the display if the serial interface fails
- If the serial interface becomes inactive for more than 1s, all driver output latches are automatically cleared
- This turns off all LEDs connected to the outputs
- The shift register data is not disturbed
- The watchdog function requires no software change to the application driving the MAX6978
