W81181D View Datasheet(PDF) - Winbond

Part Name

Description

Manufacturer

W81181D

USB HUB CONTROLLER

Winbond 

Preliminary W81181D/AD

Table of Contents-

1. GENERAL DESCRIPTION....................................................................................................................... 4

2. FEATURES................................................................................................................................................ 4

3. USB BLOCK DIAGRAM .......................................................................................................................... 5

4. PIN CONFIGURATION............................................................................................................................. 6

W81181D (12 MHZ CLOCK INPUT) ............................................................................................................. 6

W81181AD (48 MHZ CLOCK INPUT)........................................................................................................... 7

5. PIN DESCRIPTION................................................................................................................................... 8

W81181D:................................................................................................................................................... 8

W81181AD: .............................................................................................................................................. 10

IO TYPE: ..................................................................................................................................................12

6. ABSOLUTE MAXIMUM RATINGS........................................................................................................12

7. ELECTRICAL CHARACTERISTICS.....................................................................................................13

8. TYPICAL APPLICATION ....................................................................................................................... 15

W81181D:................................................................................................................................................. 15

W81181AD: .............................................................................................................................................. 16

10. PACKAGE DIMENSIONS .................................................................................................................... 18

Publication Release Date: October 1999

-3-

Revision A1

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