ICS557M-01

ICS557M-01 Datasheet

ICS557-01

Part	Datasheet
ICS557M-01	ICS557M-01 (pdf)

Related Parts	Information
ICS557M-01T	ICS557M-01T

PDF Datasheet Preview
PCI-EXPRESS CLOCK SOURCE DATASHEET ICS557-01 The ICS557-01 is a clock chip designed for use in PCI-Express Cards as a clock source. It provides a pair of differential outputs at 100 MHz in a small 8-pin SOIC package. Using IDT’ patented Phase-Locked Loop PLL techniques, the device takes a 25 MHz crystal input and produces HCSL Host Clock Signal Level differential outputs at 100 MHz clock frequency. LVDS signal levels can also be supported via an alternative termination scheme. • Supports PCI-ExpressTM HCSL Outputs V current mode differential pair • Supports LVDS Output Levels • Packaged in 8-pin SOIC • Available in RoHS 5 green or RoHS 6 green and lead free compliant packaging • Operating voltage of V • Low power consumption • Input frequency of 25 MHz • Short term jitter 100 ps peak-to-peak • Output Enable via pin selection • Industrial temperature range available NOTE EOL for non-green parts to occur on 5/13/10 per PDN U-09-01 Block Diagram X1 25 MHz crystal /clock Clock Buffer/ Crystal Oscillator Phase Lock Loop Crystal Tuning Capacitors RR IREF IDT / ICS PCI-EXPRESS CLOCK SOURCE ICS557-01 PCI-EXPRESS CLOCK SOURCE Pin Assignment GND 4 8 VDD 7 CLK 6 CLK 5 IREF 8 Pin 150 mil SOIC PCIE SSCG Pin Descriptions Pin Number Pin Name IREF Pin Type Pin Description Input Output Enable signal H = outputs are enabled, L = outputs are disabled/tristated . Internal pull-up resistor. Input Crystal or clock input. Connect to a 25 MHz crystal or single ended clock. XO Crystal Connection. Connect to a parallel mode crystal. Leave floating if clock input. Power Connect to ground. Output A precision resistor connected between this pin and ground establishes the external reference current. Output HCSL differential complementary clock output. Output HCSL differential clock output. Power Connect to V. IDT / ICS PCI-EXPRESS CLOCK SOURCE ICS557-01 PCI-EXPRESS CLOCK SOURCE PCIE SSCG Ordering Information Part / Order Number 557M-01* 557M-01T* 557M-01LF 557M-01LFT 557MI-01* 557MI-01T* 557MI-01LF 557MI-01LFT Marking See Page 8 Shipping Packaging Tubes Tape and Reel Tubes Tape and Reel Tubes Tape and Reel Tubes Tape and Reel Package 8-pin SOIC 8-pin SOIC 8-pin SOIC 8-pin SOIC 8-pin SOIC 8-pin SOIC 8-pin SOIC 8-pin SOIC Temperature 0 to +70° C 0 to +70° C 0 to +70° C 0 to +70° C -40 to +85° C -40 to +85° C -40 to +85° C -40 to +85° C *NOTE EOL for non-green parts to occur on 5/13/10 per PDN U-09-01 Parts that are ordered with a "LF" suffix to the part number are the Pb-Free configuration and are RoHS compliant. While the information presented herein has been checked for both accuracy and reliability, Integrated Device Technology IDT assumes no responsibility for either its use or for the infringement of any patents or other rights of third parties, which would result from its use. No other circuits, patents, or licenses are implied. This product is intended for use in normal commercial applications. Any other applications such as those requiring extended temperature range, high reliability, or other extraordinary environmental requirements are not recommended without additional processing by IDT. IDT reserves the right to change any circuitry or specifications without notice. IDT does not authorize or warrant any IDT product for use in life support devices or critical medical instruments. IDT / ICS PCI-EXPRESS CLOCK SOURCE ICS557-01 PCI-EXPRESS CLOCK SOURCE PCIE SSCG Innovate with IDT and accelerate your future networks. Contact: For Sales 800-345-7015 408-284-8200 Fax 408-284-2775 For Tech Support <product line email> <product line phone> Corporate Headquarters Integrated Device Technology, Inc. 6024 Silver Creek Valley Road San Jose, CA 95138 United States 800 345 7015 +408 284 8200 outside U.S. Asia Pacific and Japan Integrated Device Technology Singapore 1997 Pte. Ltd. Reg. No. 199707558G 435 Orchard Road #20-03 Wisma Atria Singapore 238877 +65 6 887 5505 Europe IDT Europe, Limited Prime House Barnett Wood Lane Leatherhead, Surrey United Kingdom KT22 7DE +44 1372 363 339 2006 Integrated Device Technology, Inc. All rights reserved. Product specifications subject to change without notice. IDT and the IDT logo are trademarks of Integrated Device Technology, Inc. Accelerated Thinking is a service mark of Integrated Device Technology, Inc. All other brands, product names and marks are or may be trademarks or registered trademarks used to identify products or services of their respective owners. Printed in USA

PDF Datasheet Preview

PCI-EXPRESS CLOCK SOURCE

DATASHEET

ICS557-01

The ICS557-01 is a clock chip designed for use in PCI-Express Cards as a clock source. It provides a pair of differential outputs at 100 MHz in a small 8-pin SOIC package.

Using IDT’ patented Phase-Locked Loop PLL techniques, the device takes a 25 MHz crystal input and produces HCSL Host Clock Signal Level differential outputs at 100 MHz clock frequency. LVDS signal levels can also be supported via an alternative termination scheme.
• Supports PCI-ExpressTM HCSL Outputs

V current mode differential pair
• Supports LVDS Output Levels
• Packaged in 8-pin SOIC
• Available in RoHS 5 green or RoHS 6 green and lead
free compliant packaging
• Operating voltage of V
• Low power consumption
• Input frequency of 25 MHz
• Short term jitter 100 ps peak-to-peak
• Output Enable via pin selection
• Industrial temperature range available

NOTE EOL for non-green parts to occur on 5/13/10 per PDN U-09-01

Block Diagram

X1 25 MHz crystal /clock

Clock Buffer/ Crystal Oscillator

Phase Lock Loop

Crystal Tuning Capacitors

RR IREF

IDT / ICS PCI-EXPRESS CLOCK SOURCE

ICS557-01 PCI-EXPRESS CLOCK SOURCE

Pin Assignment

GND 4
8 VDD 7 CLK 6 CLK 5 IREF
8 Pin 150 mil SOIC

PCIE SSCG

Pin Descriptions

Pin Number

Pin Name

IREF

Pin Type

Pin Description

Input Output Enable signal H = outputs are enabled, L = outputs are disabled/tristated . Internal pull-up resistor.

Input Crystal or clock input. Connect to a 25 MHz crystal or single ended clock.

XO Crystal Connection. Connect to a parallel mode crystal. Leave floating if clock input.

Power Connect to ground.

Output A precision resistor connected between this pin and ground establishes the external reference current.

Output HCSL differential complementary clock output.

Output HCSL differential clock output.

Power Connect to V.

IDT / ICS PCI-EXPRESS CLOCK SOURCE

ICS557-01 PCI-EXPRESS CLOCK SOURCE

PCIE SSCG
Ordering Information

Part / Order Number
557M-01* 557M-01T* 557M-01LF 557M-01LFT 557MI-01* 557MI-01T* 557MI-01LF 557MI-01LFT

Marking

See Page 8

Shipping Packaging

Tubes Tape and Reel

Tubes Tape and Reel

Tubes Tape and Reel

Tubes Tape and Reel

Package
8-pin SOIC 8-pin SOIC 8-pin SOIC 8-pin SOIC 8-pin SOIC 8-pin SOIC 8-pin SOIC 8-pin SOIC

Temperature
0 to +70° C 0 to +70° C 0 to +70° C 0 to +70° C -40 to +85° C -40 to +85° C -40 to +85° C -40 to +85° C
*NOTE EOL for non-green parts to occur on 5/13/10 per PDN U-09-01

Parts that are ordered with a "LF" suffix to the part number are the Pb-Free configuration and are RoHS compliant.

While the information presented herein has been checked for both accuracy and reliability, Integrated Device Technology IDT assumes no responsibility for either its use or for the infringement of any patents or other rights of third parties, which would result from its use. No other circuits, patents, or licenses are implied. This product is intended for use in normal commercial applications. Any other applications such as those requiring extended temperature range, high reliability, or other extraordinary environmental requirements are not recommended without additional processing by IDT. IDT reserves the right to change any circuitry or specifications without notice. IDT does not authorize or warrant any IDT product for use in life support devices or critical medical instruments.

IDT / ICS PCI-EXPRESS CLOCK SOURCE

ICS557-01 PCI-EXPRESS CLOCK SOURCE

PCIE SSCG

Innovate with IDT and accelerate your future networks. Contact:

For Sales
800-345-7015 408-284-8200 Fax 408-284-2775

For Tech Support
<product line email> <product line phone>

Corporate Headquarters

Integrated Device Technology, Inc. 6024 Silver Creek Valley Road San Jose, CA 95138 United States 800 345 7015 +408 284 8200 outside U.S.

Asia Pacific and Japan

Integrated Device Technology Singapore 1997 Pte. Ltd. Reg. No. 199707558G 435 Orchard Road #20-03 Wisma Atria Singapore 238877 +65 6 887 5505

Europe

IDT Europe, Limited Prime House Barnett Wood Lane Leatherhead, Surrey United Kingdom KT22 7DE +44 1372 363 339
2006 Integrated Device Technology, Inc. All rights reserved. Product specifications subject to change without notice. IDT and the IDT logo are trademarks of Integrated Device Technology, Inc. Accelerated Thinking is a service mark of Integrated Device Technology, Inc. All other brands, product names and marks are or may be trademarks or registered trademarks used to identify products or services of their respective owners. Printed in USA

Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived ICS557M-01 Datasheet file may be downloaded here without warranties.

Datasheet ID: ICS557M-01 637012