Intel 273246-002 manual USB Connectors

4

3

2

1

A B C D E

USBVFIL2

USBVFIL1

R4

R2

V 5 _ 0

1 0 K

1 0 K

1 4

O C 1 #

1 4

O C 0 #

4

C7

R3

C1

R1

F 2

F 1 S M D 2 5 0 0 0 2

1 5 K

1 5 K

S M D 2 5 0 - 0 0 2

0.01UF

0.01UF

Poly-Fuse

Poly-Fuse

Poly fuses should be in range

of 1.5A to 5A

USBVFIL1

USBVFIL2

2

2

FB4

2

2

FB3

Place these caps within 1 inch

B L M 4 1 A 8 0 0 S

B L M 4 1 A 8 0 0 S

1

1

8Ohm/100MHz/500mA

of USB Connector stack

1

1

8Ohm/100MHz/500mA

C2

C 1 5 7

C 1 5 8

1 0 0 u F

0 . 1uF

0 . 01uF

C6

C22

C23

1 0 0 u F

0 . 1uF

0 . 01uF

Place As Close as

Possible to PIIX4

Z1 _ VCC

Z0 _ VCC

1 4

USBP0-

R95

2 7

Z0-

1 4

USBP0+

R94

2 7

Z0+

PCB Trace 45 Ohm Matched,

J2

BOTTOM of Stacked

3

Routed Together

USB Connector

C 1 2 3

C 1 2 2

R90

R91

Stripline width 0.015 (1 oz)

1

1 5 K

1 5 K

44.88/45.45 Ohm

VCC0

9

4 7 p F

4 7 p F

2

GND

3

D0 -

1 0

Z0_GND

D0+

GND

4

GND0

1

1

FB1

5

VCC1

B L M 4 1 A 8 0 0 S

6

1 1

D1 -

GND

2

7

D1+

GND

1 2

8

GND1

2

USB Stack

TOP of Stacked

USB Connector

PCB Trace 45 Ohm Matched, Routed Together

Place As Close as

Stripline width 0.015 (1 oz) 44.88/45.45

Ohm

Possible to PIIX4

1 4

USBP1-

R93

2 7

Z1-

1 4

USBP1+

R92

2 7

Z1+

C 1 2 5

C 1 2 4

R88

R89

1 5 K

1 5 K

4 7 p F

4 7 p F

2

Z1_GND

1

1

FB2

B L M 4 1 A 8 0 0 S

2

2

NOTE 1: USB differential traces route together (Z0- & Z0+) and (Z1- & Z1+).

Must be 45 Ohm Matched

Stripline width 0.015 (for 1 oz)->44.88/45.45 Ohm.

NOTE 2: Protect differential traces w/ guard traces or double space to any other signal.

NOTE 3: Place ferrites at connector.

NOTE 4: Poly-fuse min 1.5A max 5A.

1

		THIS DRAWING CONTAINS INFORMATION WHICH HAS NOT
		BEEN VERIFIED FOR MANUFACTURING AS AN ENDUSER Title
		PRODUCT.	INTEL IS NOT RESPONSIBLE FORTHE			USB Connectors
		MISUSE OF THIS INFORMATIO.			Size	Document Number	Rev
					C	{Doc}	D
					Date:	Thursday, February 25, 1999	Sheet 1 7 of 2 2
A	B	C		D		E