SH3301FB

USB-Adapt™ SH3301 IC Converts PS/2 Data to USB HID & SYSTEM MANAGEMENT PRODUCTS, SYSTEM MANAGEMENT FAMILY DESCRIPTION The USB-Adapt™ SH3301 is a single IC that converts PS/2 keyboard and mouse data to USB 1.1. The USB-Adapt™ is ideal for system legacy support, enabling seamless connection of standard PS/2 devices (mice or keyboards) to USB. The IC offers two hot-pluggable and hot-swappable PS/2 ports; either port can accept a mouse or a keyboard. In addition, the USBAdapt™ auto-detects and transparently supports the wheel function of wheel mice. FEATURES Interfaces PS/2 devices to USB Complies with USB 1.1 specification Provides two PS/2 ports PS/2 ports support mouse wheel functionality Works with standard Windows keyboard and mouse drivers APPLICATIONS System legacy support PIN ASSIGNMENTS N/C N/C N/C N/C N/C N/C N/C EPS2DAT1 D+ D3.3V PRELIMINARY Devices are hot-pluggable PS/2 ports are auto-selectable and hot-swappable – a mouse or keyboard can be used in either port Easy to implement Few external components required 44 43 42 41 40 39 38 37 36 35 34 N/C N/C N/C N/C VDD VSS1 XOUT XIN VSS EPS2CLK0 EPS2DAT0 33 32 31 30 29 28 27 26 25 24 23 1 2 3 4 5 6 7 8 9 10 11 SH3301FB QFP 12 13 14 15 16 17 18 19 20 21 22 N/C N/C N/C N/C N/C N/C N/C N/C N/C N/C N/C Semtech is a registered trademark of Semtech Corporation. USB-Adapt is a trademark of Semtech Corporation. All other trademarks belong to their respective companies. Copyright ©1999-2002 Semtech Corpor...