ECE1117 Datasheet - Microchip

ECE1117 Multi-Function BC-Link/SMBus Companion Device

The ECE1117 is a 48-pin 3.3V multi-function companion device. The ECE1117 communicates with an upstream host via BC-Link or SMBus. The ECE1117 is typically mounted in the keyboard assembly. By mounting the ECE1117 onto the keyboard assembly, the keyboard signals as well as the touchpad/point stick P.

ECE1117 Features

* Microchip BC-Link™ Slave Interface to Host EC - 3-pin point-to-point communication link to Embedded Controller

* Optional SMBus Slave Interface to Host EC - BC-Link/SMBus protocol autodetect - Strap pin selects between two slave addresses at POR - Dynamically programmed slave addre

ECE1117-Microchip.pdf