Catalog
Super I/O Controller
Key Features
• + BC-LinkTM Interface
• + 48 QFN Package
• + 3.3V Operating Voltage
• + 40 GPIO Pins
• + 23x8 Keyboard Scan Matrix
• + 2 PS/2 Ports
• + SMBus
• + Touchpad/pointer stick support
Description
AI
The ECE1105 is a
48-Pin 3.3V Keyboard Scan Expansion or GPIO Expansion device. The device
supports a keyboard scan matrix of 23x8 and has two PS/2 ports for
touchpad and/or pointer stick support. It is connected to a Master via the
SMSC BC- LinkTM interface or via the SMBus. KSI and
KSO signals are multiplexed with GPIOs.
**Family parts**ECE1105-HZH
ECE1105I-HZH
