USB3300-EZK(2005) データシートの表示（PDF） - SMSC -> Microchip

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USB3300-EZK
(Rev.:2005)

Hi-Speed USB Host or Device PHY with ULPI Low Pin Interface

SMSC -> Microchip 

Hi-Speed USB Host or Device PHY with ULPI Low Pin Interface

Table 1 USB3300 Pin Definitions (continued)

DIRECTION, ACTIVE

PIN

NAME

TYPE

LEVEL DESCRIPTION

GND FLAG

Ground

N/A Ground. The flag must be connected to the ground

plane with a via array under the exposed flag. This

is the main ground for the IC.

Application Notes

Application Diagram

3.3 Volt

Supply

VDD3.3

CLOAD

CLOAD

CVBUS

Host

Device

OTG Device

Min

100uF

1uF

1uF

Max

10uF

6.5uF

USB

Connector

(Standard

or Mini)

1

2

CPEN 3

VBUS 4

ID 5

VDD3.3 6

DP 7

DM 8

USB3300

Hi-Speed USB2

ULPI PHY

32 Pin QFN

GND FLAG

24 DATA0

23 DATA1

22 DATA2

21 DATA3

20 DATA4

19 DATA5

18 DATA6

17

DATA7

(MSB)

CVBUS

5 Volt

Supply Fault

Host Only

12

ULPI Interface

to LINK

Figure 5 USB3300 Application Diagram

In addition to the 4.7uF VDD3.3 bypass capacitor, it is recommend that each power pin have a

capacitor to ground alternating between 0.1uF and 0.01uF (not shown for clarity).

SMSC USB3300

9

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Revision 1.02 (02-16-05)

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