AU9223 Ver la hoja de datos (PDF) - Unspecified

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AU9223

USB KVM Controller

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5.3 [Ctrl]+[Alt] mode

Table of Contents

1 Introduction……………………………………………………………… 6

1.1 Description……………………………………………………………………………… 6

1.2 Features………………………………………………………………………………….. 6

2 Application Block Diagram…………………………………………. 7

3 Pin Assignment…………………………………………………………. 8

4 System Architecture and Reference Design………………….. 11

4.1 AU9223 Block Diagram………………………………………………………….. 11

5 Hot Key Definition…………………………………………………….. 12

5.1 [Scroll]++[Scroll] mode……………………………………………………….. 12

5.2 [Caps]++[Caps] mode………………………………………………………….. 12

5.3 [Num]++[Num] mode …………………………………………………………… 13

5.4 [Ctrl]+[Shift] mode………………………………………………………………… 13

6 Electrical Characteristics…………………………………………… 16

6.1 Recommended Operating Conditions……………………………………. 16

6.2 General DC Characteristics…………………………………………………… 16

6.3 DC Electrical Characteristics for 3.3 volts operation…………… 16

6.4 Crystal Oscillator Circuit Setup for Characterization……………. 17

6.5 ESD Test Results…………………………………………………………………..… 17

6.6 Latch-Up Test Results…………………………………………………………….. 18

7 Mechanical Information……………………………………………… 20

AU9223 USB KVM Controller V1.00

Official Release_ Public

Page 4 of 21

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