UR8HC342-FQ Overview
The USAR ACPITrollerTM 342 UR8HC342 is a single IC that functions both as an 8042-type Human Input Device Controller (HIDC) and an ACPI-pliant Embedded Controller (EC). The UR8HC342 provides the typical functionality of an 8042-type HID Controller with embedded key and motion scanning. In addition, the UR8HC342 functions as an ACPIpliant Embedded Controller (EC) and SMBus host.
UR8HC342-FQ Key Features
- Acts as an 8042 HID and ACPI Embedded Controller
- Typically consumes less than 1µA
- Two external PS/2 ports for external keyboard and mouse with autodetect and hot-plug support
- Patented Zero-Power™ operation of all PS/2 ports and the SMBus port an industry first
- Simultaneous operation of external and internal input devices
- AlphaMouseTM Pointing Devices Manager provides Mousewheel support- a first for an EC
- Acts as a keyboard controller and encoder for an 8 x 16 keyboard matrix; supports all three keyboard scan code sets