ANALOG PRODUCTS DIVISION

561 E. Elliot Road #175 Chandler, AZ 85225 Tel: (480) 539-2900. Fax: (480) 632-1715

www.protekanalog.com

PA2983

95217 Rev.0. 06/09

NOT FOR USE IN LIFE SUPPORT SYSTEMS

Features

•

Low On-Resistance: 7.0Ω typical.

•

Vcc Range: 2.7V to 4.2V ±10%

•

Switching Speed 20nS

•

Break-Before-Make Switching

•

Extended Industrial Temperature Range: –40°C to 85°C

•

•

Bandwidth > 1GHz @ -3dB roll-off.

•

Compatible with 1.8V systems.

•

Power off protection.

•

Applications

•

Hand Held Devices

•

Cell Phones

•

PDA’s

•

Notebooks

•

LCD Monitors

•

Set Top Box

•

USB2.0 Applications

Pin Definitions

Pin No.

PA2983

Name

Description

8

OE

Switch Enable

4

GND

Ground

1,2,6,7

HSD1n,

HSD2n.

Multiplexed DATA I/O

3,5

D+, D-

Common Port / USB DATA

9

Positive Power Supply

10

SEL

Switch Select

Logic Function Table

OE

SEL

Function

H

X

I/O’s = Hi-Z

L

L

D+,D- = HSD1+, HSD1-

L

H

D+,D- = HSD2+,HSD2-.

Description

ProTek Analog’s PA2983, PA2983L is a bidirectional two-port Hi-

speed USB2.0 switch. Configured as a double-pole double throw

(DPDT) switch, it is optimized for switching between two 480Mbps

sources or a Hi-speed and Full-speed 12Mbps source.

resulting in minimal edge and phase distortion.

Superior channel to channel crosstalk minimizes interference.

Functional Block Diagram

Pin Configuration (Top through View)

Temperature Range

Package

Part Number

-40 to 85 °C

10 Lead LoPro

PA2983-T7

D+

D-

Control

OE

SEL

HSD1-

HSD1+

HSD2-

HSD2+

PA2983

SEL

OE

GND

10

1

2

3

4

5

6

7

8

9

D-

D+