Hi-Speed USB Transceiver with 1.8V ULPI Interface - 19.2MHz Reference Clock

Revision 1.7 (03-17-08)

6

SMSC USB3316

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Pin Definitions

The following table details the pin definitions for the figure above.

Figure 3 USB3316 VFBGA Pinout - Top View

Table 1 USB3316 Pin Description

PIN/

BALL

NAME

DIRECTION/

TYPE

ACTIVE

LEVEL

DESCRIPTION

1

B1

ID

Input,

Analog

N/A

ID pin of the USB cable. For non-OTG

applications this pin can be floated. For

an A-Device ID is grounded. For a B-

Device ID is floated.

2

C1

VBUS

I/O,

Analog

N/A

VBUS pin of the USB cable. This pin is

used for the Vbus comparator inputs and

for Vbus pulsing during session request

protocol.

3

C2

VBAT

Power

N/A

Regulator input. The regulator supply can

be from 5.5V to 3.1V.

A

E

D

C

B

15

4

3

2

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