
TABLE
OF
CONTENTS
i
Table of Contents
1.0 Introduction------------------------------------------------------------------------------------
1
1.1 Description---------------------------------------------------------------------------------
1
1.2 Features------------------------------------------------------------------------------------
1
2.0 Application Block Diagram---------------------------------------------------------------
3
3.0 Pin Assignment-------------------------------------------------------------------------------
5
4.0 System Architecture and Reference Design----------------------------------------
9
4.1 AU9440 Block Diagram-----------------------------------------------------------------
9
4.2 Sample Schematics-----------------------------------------------------------------------
10
4.3 AU9440 Keyboard EEPOM Sample Value-----------------------------------------
11
5.0 Electrical Characteristics------------------------------------------------------------------
19
5.1 Recommended Operating Conditions -----------------------------------------------
19
5.2 General DC Characteristics -----------------------------------------------------------
19
5.3 DC Electrical Characteristic for 3.3 volts operation -----------------------------
19
5.4 Crystal Oscillator Circuit Setup for Characteristics -----------------------------
20
5.5 ESD Test Results ------------------------------------------------------------------------
21
5.6 Latch-Up Test Results ------------------------------------------------------------------
22
6.0 Mechanical Information--------------------------------------------------------------------
25
Summary of Contents for AU9440
Page 4: ...TABLE OF CONTENTS i This Page Intentionally Left Blank...
Page 8: ...APPLICATION BLOCK DIAGRAM 4 This Page Intentionally Left Blank...
Page 12: ...PIN ASSIGNMENT 8 This Page Intentionally Left Blank...
Page 22: ...SYSTEM ARCHITECTURE AND REFERENCE DESIGN 18 This Page Intentionally Left Blank...
Page 28: ...ELECTRICAL CHARACTERISTICS 24 This Page Intentionally Left Blank...
Page 29: ...MECHANICAL INFORMATION 25 6 0 Mechanical Information 6 1 48 SSOP Outline Drawing...
Page 30: ...MECHANICAL INFORMATION 26 6 2 48 DIP Outline Drawing...