ICS557G-08LF IDT, Integrated Device Technology Inc, ICS557G-08LF Datasheet

IC MUX 2:1 PCI-EXPRESS 16-TSSOP

ICS557G-08LF

Manufacturer Part Number
ICS557G-08LF
Description
IC MUX 2:1 PCI-EXPRESS 16-TSSOP
Manufacturer
IDT, Integrated Device Technology Inc
Type
Clock Multiplexerr
Datasheet

Specifications of ICS557G-08LF

Input
HCSL, LVDS
Output
HCSL, LVDS
Frequency - Max
200MHz
Voltage - Supply
3.135 V ~ 3.465 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
16-TSSOP
Frequency-max
200MHz
Number Of Clock Inputs
2
Mode Of Operation
Differential
Output Frequency
200MHz
Output Logic Level
HCSL/LVDS
Operating Supply Voltage (min)
3.135V
Operating Supply Voltage (typ)
3.3V
Operating Supply Voltage (max)
3.465V
Package Type
TSSOP
Operating Temp Range
0C to 70C
Operating Temperature Classification
Commercial
Signal Type
HCSL/LVDS
Mounting
Surface Mount
Pin Count
16
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
557G-08LF
800-1065
800-1065-5
800-1065

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ICS557G-08LF
Manufacturer:
IDT Integrated Device Technolo
Quantity:
1 779
Part Number:
ICS557G-08LF
Manufacturer:
Microchip
Quantity:
2 360
Part Number:
ICS557G-08LF
Manufacturer:
ICS
Quantity:
20 000
2:1 MULTIPLEXER CHIP FOR PCI-EXPRESS
Description
The ICS557-08 is a 2:1 multiplexer chip that allows the user
to select one of the two HCSL (Host Clock Signal Level) or
LVDS input pairs and fan out to one pair of differential HCSL
or LVDS outputs. This chip is suited especially for
PCI-Express applications, where there is a need to select
the PCI-Express clock either locally from the PCI-E card or
from the motherboard.
Block Diagram
IDT® 2:1 MULTIPLEXER CHIP FOR PCI-EXPRESS
IN1
IN1
IN2
IN2
MUX
2 to 1
SEL
GND
VDD
3
3
PD
1
Features
Packaged in 16-pin TSSOP
Pb (lead) free package
Operating voltage of 3.3 V
Low power consumption
Input clock frequency of up to 200 MHz for HCSL and up
to 100 MHz for LVDS
OE
Rr (IREF)
CLK
CLK
ICS557-08
DATASHEET
ICS557-08
REV J 121510

Related parts for ICS557G-08LF

ICS557G-08LF Summary of contents

Page 1

MULTIPLEXER CHIP FOR PCI-EXPRESS Description The ICS557- 2:1 multiplexer chip that allows the user to select one of the two HCSL (Host Clock Signal Level) or LVDS input pairs and fan out to one pair of differential ...

Page 2

ICS557-08 2:1 MULTIPLEXER CHIP FOR PCI-EXPRESS Pin Assignment 1 VDD IN1 2 IN1 IN2 5 IN2 GND 16-pin (173 mil) TSSOP Pin Descriptions Pin Pin Name Pin Type 1 VDD Power 2 IN1 ...

Page 3

ICS557-08 2:1 MULTIPLEXER CHIP FOR PCI-EXPRESS Application Information Decoupling Capacitors As with any high-performance mixed-signal IC, the ICS557-08 must be isolated from system power supply noise to perform optimally. Decoupling capacitors of 0.01µF must be connected between each VDD and ...

Page 4

ICS557-08 2:1 MULTIPLEXER CHIP FOR PCI-EXPRESS Output Structures IREF =2.3 mA See Output Termination Sections - Pages Ω R 475 R General PCB Layout Recommendations For optimum device performance and lowest output phase noise, the following guidelines ...

Page 5

ICS557-08 2:1 MULTIPLEXER CHIP FOR PCI-EXPRESS PCI-Express Layout Guidelines Common Recommendations for Differential Routing L1 length, Route as non-coupled 50 ohm trace. L2 length, Route as non-coupled 50 ohm trace. L3 length, Route as non-coupled 50 ohm trace ...

Page 6

ICS557-08 2:1 MULTIPLEXER CHIP FOR PCI-EXPRESS LVDS Compatible Layout Guidelines Alternative T ermination for LVDS and other Common Differential Signals Vdiff Vp-p Vcm 0.45v 0.22v 1.08 0.58 0.28 0.6 0.80 0.40 0.6 0.60 0.3 1.2 R1a = R1b = R1 ...

Page 7

ICS557-08 2:1 MULTIPLEXER CHIP FOR PCI-EXPRESS Absolute Maximum Ratings Stresses above the ratings listed below can cause permanent damage to the ICS557-08. These ratings are stress ratings only. Functional operation of the device at these or any other conditions above ...

Page 8

ICS557-08 2:1 MULTIPLEXER CHIP FOR PCI-EXPRESS AC Electrical Characteristics Unless stated otherwise, VDD=3.3 V ±5%, Ambient Temperature -40 to +85° C Parameter Symbol Operating Frequency 1,2 Input High Voltage V IH 1,2 Input Low Voltage V IL Differential Input | ...

Page 9

... ICS557-08 2:1 MULTIPLEXER CHIP FOR PCI-EXPRESS Thermal Characteristics Parameter Thermal Resistance Junction to Ambient Thermal Resistance Junction to Case Marking Diagram (ICS557G-08LF) 16 557G08LF ###### YYWW 1 Notes: 1. ###### is the lot code. 2. YYWW is the last two digits of the year, and the week number that the part was assembled. ...

Page 10

ICS557-08 2:1 MULTIPLEXER CHIP FOR PCI-EXPRESS Package Outline and Package Dimensions Package dimensions are kept current with JEDEC Publication No INDEX AREA Ordering Information Part / Order Number Marking 557G-08LF see page 9 ...

Page 11

ICS557-08 2:1 MULTIPLEXER CHIP FOR PCI-EXPRESS Revision History Rev. Originator Date C D.Chan 02/16/06 D Arvind 05/17/07 E 06/26/07 F 09/24/09 G 10/05/09 H 05/13/10 J A.T. 12/15/10 IDT® 2:1 MULTIPLEXER CHIP FOR PCI-EXPRESS Description of Change Added industrial temp ...

Page 12

ICS557-08 2:1 MULTIPLEXER CHIP FOR PCI-EXPRESS Innovate with IDT and accelerate your future networks. Contact: www.IDT.com For Sales 800-345-7015 408-284-8200 Fax: 408-284-2775 Corporate Headquarters Integrated Device Technology, Inc. www.idt.com © 2010 Integrated Device Technology, Inc. All rights reserved. Product specifications ...

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