USB20H04-JT datasheet(4/38 Pages) SMSC

Part #	USB20H04-JT

Description	4-PORT USB2.0 HUB CONTROLLER

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Manufacturer	SMSC [SMSC Corporation]

Direct Link	http://www.smsc.com

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4-Port USB2.0 Hub Controller

Datasheet

Revision 1.63 (10-14-04)

Page 4

SMSC USB20H04

DATASHEET

PAGE(S)

SECTION/FIGURE/ENTRY

CORRECTION

REVISION LEVEL

AND DATE

29

Table 8.8 - Time Values to

Configure From EEPROM

Value added to MAX column:

T4 – 70 ns

Revision 1.2

08-04-03

28

Figure 8.3 - Timing for

Configuration from SMBus

Updated figure

Revision 1.2

08-04-03

29

Figure 8.4 - Timing to Complete

Configuration from EEPROM

Updated figure

Revision 1.2

08-04-03

16, 16,

18

Chapter 6 Electrical Characteristics

Updated the following tables:

Table 6.1 - Electrical Characteristics:

Supply Pins, Table 6.2 - DC Electrical

Characteristics: Digital Pins, Table 6.4 - DC

Electrical Characteristics: Analog I/O Pins

(DP/DM)

Removed Table 6.5 – Dynamic

Characteristics: Analog I/O Pins (DP/DM)

Revision 1.2

07-31-03

27

8.4.1 External Hardware Reset

Updated section

Revision 1.2

07-31-03

28

Table 8.7 - Time Values to

Configure from SMBus

Updated table

Revision 1.2

07-31-03

29

8.4.1.2 EEPROM Configuration

Timing

Updated:

Table 8.8 - Time Values to Configure From

EEPROM

Revision 1.2

07-31-03

Features

Changed reference to QFP package to

TQFP package.

Revision 1.1

07/28/03

11

Figure 3.1– 64 Pin TQFP

Updated figure title

Revision 0.94

1/31/03

13

Table 4.3 - USB I/O Signals

See tracked changes

Revision 0.94

1/31/03

15

Table 5.1 - Absolute Maximum

Ratings (In accordance with the

Absolute Maximum Rating system

(IEC 60134)

Replaced table

Revision 0.94

1/31/03

18

Table 6.4 - DC Electrical

Characteristics: Analog I/O Pins

(DP/DM)

Removed reference to Figure 6.1

Revision 0.94

1/31/03

18

Dynamic Characteristics: Analog

I/O Pins (DP/DM)

Removed references to Figure 6.2

Revision 0.94

1/31/03

19

7.1 Bus-Power Detect

See tracked changes

Revision 0.94

1/31/03

20

7.5.1 SMBus Slave

See tracked changes

Revision 0.94

1/31/03

23

8.1 Configuration Implementations

See tracked changes

Revision 0.94

1/31/03

23

8.1.1 Interfacing a 2-wire Serial

EEPROM

See tracked changes

Revision 0.94

1/31/03

24

Table 8.1 - Summary of OEM

Value Programming

See tracked changes

Revision 0.94

1/31/03

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