IN1+

IN1-

IN2+

IN2-

IN3+

IN3-

IN4+

IN4-

SCLK

SI/SEL1

EN1

EN2

EN3

EN4

4:1 MUX1

4:1 MUX2

4:1 MUX3

4:1 MUX4

LOAD

MODE

Digital Control

Interface

SEL0

DS90CP04

www.ti.com

SNLS154I – JANUARY 2002 – REVISED APRIL 2013

DS90CP04 1.5 Gbps 4x4 LVDS Crosspoint Switch

Check for Samples: DS90CP04

1

FEATURES

DESCRIPTION

DS90CP04 is a 4x4 digital cross-point switch with

2

•

DC - 1.5 Gbps Low Jitter, Low Skew Operation

broadside input and output pins for efficient board

•

Pin and Serial Interface Configurable, Fully

layout. It utilizes Low Voltage Differential Swing

Differential, Non-blocking Architecture

(LVDS)

technology

for

low

power,

high-speed

•

Wide Input Common Mode Voltage Range

operation. Data paths are fully differential from input

to output for low noise. The non-blocking architecture

Enables Easy Interface to LVDS/LVPECL/2.5V-

allows connections of any input to any output or

CML Drivers

outputs. The switch matrix consists of four differential

•

TRI-STATE LVDS Outputs

4:1 multiplexes. Each output channel connects to one

•

Serial Control Interface with Read-back

of the four inputs common to all multiplexers.

Capability

A simple serial control interface or a configuration

•

Double Register Loading

select port is activated by the state of the MODE pin.

•

Single +2.5V Supply

When utilizing the serial control interface a single

load

command

will

update

the

new

switch

•

Small 6x6 mm WQFN-32 Space Saving

configuration for all outputs simultaneously.

Package

•

Fabricated with Advanced CMOS Process

Technology

Functional Block Diagrams

1

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of

Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

2

All trademarks are the property of their respective owners.

PRODUCTION DATA information is current as of publication date.

Copyright © 2002–2013, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.