CDCE62005 datasheet(1/76 Pages) TI

No. de pieza	CDCE62005

Descripción Electrónicos	Five/Ten Output Clock Generator/Jitter Cleaner With Integrated Dual VCOs

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Fabricante Electrónico	TI [Texas Instruments]

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FEATURES

APPLICATIONS

CDCE62005

www.ti.com........................................................................................................................................................................................... SCAS862 – NOVEMBER 2008

Five/Ten Output Clock Generator/Jitter Cleaner

With Integrated Dual VCOs

• Frequency Synthesizer With PLL/VCO and

• Flexible Inputs With Innovative Smart

Partially Integrated Loop Filter.

Multiplexer Feature:

• Fully Configurable Outputs Including

–

Two Universal Differential Inputs Accept

Frequency, Output Format, and Output Skew.

Frequencies up to 1500 MHz (LVPECL), 800

MHz (LVDS), or 250 MHz (LVCMOS).

• Smart Input Multiplexer Automatically

Switches Between One of Three Reference

–

One Auxiliary Input Accepts Single Ended

Inputs.

Clock Source or Crystal. Auxiliary Input

Accepts Crystals in the Range of 2 MHz–42

• Multiple Operational Modes Include Clock

MHz or an LVCMOS Input up to 75 MHz.

Generation via Crystal, SERDES Startup Mode,

Jitter Cleaning, and Oscillator Holdover Mode

–

Clock Generator Mode Using Crystal Input.

• Integrated EEPROM Determines Device

–

Smart Input Multiplexer can be Configured

Configuration at Power-up

to Automatically Switch Between Highest

Priority Clock Source Available Allowing

• Excellent Jitter Performance

for Fail-safe Operation and Holdover

• Integrated Frequency Synthesizer including

Modes.

PLL, Multiple VCOs, and Loop Filter:

• Typical Power Consumption 1.7W

–

Full Programmability Facilitates Phase

(See Table 44) at 3.3V

Noise Performance Optimization Enabling

• Integrated EEPROM Stores Default Settings;

Jitter Cleaner Mode.

Therefore, The Device Can Power up in a

–

Programmable Charge Pump Gain and

Known, Predefined State.

Loop Filter Settings

• Offered in QFN-48 Package

–

Unique Dual-VCO Architecture Supports a

• ESD Protection Exceeds 2kV HBM

Wide Tuning Range 1.750 GHz–2.356 GHz

• Industrial Temperature Range –40°C to 85°C

• Universal Output Blocks Support up to 5

Differential, 10 Single-ended, or Combinations

of Differential or Single-ended:

• Data Converter and Data Aggregation Clocking

–

1 ps RMS (10 kHz to 20 MHz) Output Jitter

• Wireless Infrastructure

Performance

• Switches and Routers

–

Low Output Phase Noise: –130 dBc/Hz at 1

• Medical Electronics

MHz offset, Fc = 491.52 MHz

• Military and Aerospace

–

Output Frequency Ranges from 4.25 MHz to

• Industrial

1.175 GHz in Synthesizer Mode

• Clock Generation and Jitter Cleaning

–

Output Frequency up to 1.5 GHz in Fan-out

Mode

–

LVPECL, LVDS, LVCMOS, and Special High

Output Swing Modes

–

Independent Output Dividers Support

Divide Ratios from 1–80(1)

–

Independent Coarse Skew Control on all

Outputs

(1)

Non-continuous values supported.

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.

PRODUCTION DATA information is current as of publication date.

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.

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