- Stock: In Stock
- Brand: Unbranded
- Model: 1-CHIP1057
- SKU: 1-CHIP1057
Realtime Stock
Controller IC Chip - SMSC ECE1117-HZH ECE1117 chip for laptop- Integrated portable calculator chip(SKU.1-CHIP1057)
Multi-Function BC-LinkTM/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 PS/2 signals and the backlight PWMs are routed from the keyboard to the motherboard over a single BC-Link or SMBus connection.
• 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 - Breathe capability - Open Drain - 5V tolerant - All can be synchronized • General Purpose I/O Pins - 16 General Purpose I/O Pins - All are BC Bus addressable I/O Pins - All are Maskable Hardware Wake-Event Capable - All are Programmable Open-Drain/Push-Pull Outputs • Two PS/2 Ports • One Power Plane - Low Standby Current in Sleep Mode • 3.3 Volt Operation • Package - 48-pin QFN, 7x7mm body, 0.5mm pitch - 48-pin SQFN, 7x7mm body, 0.5mm pitch
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