USB3450 Standard Microsystems Corporation, USB3450 Datasheet - Page 10

• Manufacturer Part Number: USB3450
• Description: Hi-speed USB HOST OR Device PHY WITH Utmi+interface
• Manufacturer: Standard Microsystems Corporation

Chapter 3 Pin Configuration and Pin Definitions
Revision 0.1 (05-11-05)
3.1
The USB3450 is offered in a 40 pin QFN package. The pin definitions and locations are documented
below.
The flag of the QFN package must be connected to ground.
USB3450 Pin Locations
SUSPENDN
XCVRSEL0
TERMSEL
TXREADY
TXVALID
VDD3.3
RESET
DM
NC
DP
1
2
3
4
5
6
7
8
9
10
Figure 3.1 USB3450 Pinout - Top View
Hi-Speed USB
DATASHEET
UTMI+ PHY
40 Pin QFN
USB3450
GND FLAG
10
Hi-Speed USB Host or Device PHY With UTMI+ Interface
30
29
28
27
26
25
24
23
22
21
RXVALID
DATA[0]
DATA[1]
DATA[2]
DATA[3]
DATA[4]
DATA[5]
DATA[6]
DATA[7]
HOSTDISC
SMSC USB3450
Datasheet