ECE1117 Datasheet Multi-Function BC-Link/SMBus Companion Device

Manufacturer: Microchip Technology

Overview: ECE1117 Multi-Function BC-LinkTM/SMBus Companion Device Product.

Datasheet Details

Part number	ECE1117
Manufacturer	Microchip Technology
File Size	1.15 MB
Description	Multi-Function BC-Link/SMBus Companion Device
Download	ECE1117 Download (PDF)

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.

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 address after POR.
Keyboard Scan Matrix - Up to 19x8 Keyboard Scan Matrix.
LED Output Pins - 7 LED Output Pins - 4 with 20mA current sink - 3 with 4mA current sink - Multiple Clock Rates.

Part Number	Description
ECE1105	23 x 8 Keyscan Matrix Interface via SMBus or BC-Link Bus
ECE1088	GPIO Expansion via SMBus or BC-Link Bus
ECE1099	23 x 8 Keyscan Matrix Interface via SMBus or BC-Link Bus
ECE5028	Advanced I/O BC-Link Companion