Reference

Generator

GND

LVPECL

2

2

OUTP[1,0]

OUTN[1,0]

V

CC

V

AC_REF

INP

INN

CDCLVP1102

www.ti.com

SCAS884C

– AUGUST 2009 – REVISED AUGUST 2011

Two LVPECL Output,

High-Performance Clock Buffer

Check for Samples: CDCLVP1102

1

FEATURES

DESCRIPTION

The CDCLVP1102 is a highly versatile, low additive

2

•

1:2 Differential Buffer

jitter buffer that can generate two copies of LVPECL

•

Single Clock Input

clock outputs from one LVPECL, LVDS, or LVCMOS

•

Universal Inputs Can Accept LVPECL, LVDS,

input for a variety of communication applications. It

LVCMOS/LVTTL

has a maximum clock frequency up to 2 GHz. The

overall additive jitter performance is less than 0.1 ps,

•

Two LVPECL Outputs

RMS from 10 kHz to 20 MHz, and overall output

•

Maximum Clock Frequency: 2 GHz

skew is as low as 10 ps, making the device a perfect

•

Maximum Core Current Consumption: 33 mA

choice for use in demanding applications.

•

Very Low Additive Jitter:

<100 fs,rms in 10-kHz

The CDCLVP1102 clock buffer distributes a single

to 20-MHz Offset Range

clock input (IN) to two pairs of differential LVPECL

clock outputs (OUT0, OUT1) with minimum skew for

•

2.375 V to 3.6 V Device Power Supply

clock distribution. The inputs can be LVPECL, LVDS,

•

Maximum Propagation Delay: 450 ps

or LVCMOS/LVTTL.

•

Maximum Output Skew: 10 ps

The CDCLVP1102 is specifically designed for driving

•

50-

Ω transmission lines. When driving the inputs in

for Capacitive-Coupled Inputs

single-ended

mode,

the

LVPECL

bias

voltage

•

Industrial Temperature Range:

–40°C to +85°C

input pin. However, for high-speed performance up to

•

Available in 3-mm

× 3-mm QFN-16 (RGT)

2 GHz, differential mode is strongly recommended.

Package

•

ESD Protection Exceeds 2 kV (HBM)

The CDCLVP1102 is characterized for operation

from

–40°C to +85°C and is available in a QFN-16,

3-mm

× 3-mm package.

APPLICATIONS

•

Wireless Communications

•

Telecommunications/Networking

•

Medical Imaging

•

Test and Measurement Equipment

1

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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

© 2009–2011, 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.