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UT84520 Datasheet

IC型號：
UT84520
PDF描述：
PS/2 SCROLLING MOUSE CONTROLLER
文件大?。?/label>
136.56KB
PDF頁數(shù)：
13頁
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UTC UT84520

PS/2 SCROLLING MOUSE CONTROLLER

DESCRIPTION

The UT84520 Scrolling Mouse Controller is specially

designed to control PS/2 mouse device錛嶵his single chip can

interface with three key-switches and 4X-Y photo-couples plus

Z-axis directly to 8042 controller錛?/div>

There are four types of Z-axis inputs used to implement

scrolling mouse functionality錛?/div>

CMOS IC

FEATURES

*Using 50K惟+5% resistor for RC oscillation錛?/div>

*Compatible with legacy PS/2 mouse錛?/div>

*Compatible with Microsoft PS/2 scrolling mouse錛?/div>

*Built-in noise immunity circuit錛?/div>

*The sampling rate of motion detector is up to 65KHz錛?/div>

*Built-in

three step dynamic input impedance錛?/div>

DIP-16

*Three key-switches and four photo-couples inputs錛?/div>

*Photo couple test mode included錒?/div>

*Low power dissipation錛?/div>

*Two types Z direction input:

1.Photo couples input

2.Mechanical input

UTC

UNISONIC TECHNOLOGIES CO., LTD.

1

QW-R502-004,A

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UT84520

英文版

PS/2 SCROLLING MOUSE CONTROLLER

UTC-IC

UT84520
UT84520

英文版

PS/2 SCROLLING MOUSE CONTROLLER

UTC [Uniso...

UT84520

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