ICS85401AKLFT IDT, Integrated Device Technology Inc, ICS85401AKLFT Datasheet

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ICS85401AKLFT

Manufacturer Part Number
ICS85401AKLFT
Description
IC MUX 2:1 DIFF-LVDS 16-VFQFPN
Manufacturer
IDT, Integrated Device Technology Inc
Type
Multiplexerr
Series
HiPerClockS™r
Datasheet

Specifications of ICS85401AKLFT

Number Of Circuits
1
Ratio - Input:output
2:1
Differential - Input:output
Yes/Yes
Input
CML, LVCMOS, LVDS, LVPECL, LVTTL
Output
LVDS
Frequency - Max
2.5GHz
Voltage - Supply
3.135 V ~ 3.465 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
16-VFQFN
Frequency-max
2.5GHz
Number Of Clock Inputs
2
Mode Of Operation
Differential
Output Frequency
>2500MHz
Output Logic Level
LVDS
Operating Supply Voltage (min)
3.135V
Operating Supply Voltage (typ)
3.3V
Operating Supply Voltage (max)
3.465V
Package Type
VFQFN
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
16
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
85401AKLFT
2:1 DIFFERENTIAL-TO-LVDS MULTIPLEXER
Description
inputs accept LVPECL, CML as well as LVDS levels.
The ICS85401 is packaged in a small 3mm x 3mm
16 VFQFN package, making it ideal for use on space constrained
boards.
Block Diagram
IDT™ / ICS™ LVDS MULTIPLEXER
CLK_SEL
HiPerClockS™
ICS
CLK0
CLK0
CLK1
CLK1
Pulldown
Pullup/Pulldown
Pulldown
Pullup/Pulldown
Pulldown
The ICS85401 is a high performance 2:1
Differential-to-LVDS Multiplexer and a member of
the HiPerClockS™ family of High Performance Clock
Solutions from ICS. The ICS85401 can also perform
differential translation because the differ-ential
0
1
Q
Q
1
Features
2:1 LVDS MUX
One LVDS output pair
Two differential clock inputs can accept: LVPECL, LVDS, CML
Maximum input/output frequency: 2.5GHz
Translates LVCMOS/LVTTL input signals to LVDS levels by
using a resistor bias network on nCLK0, nCLK1
Propagation delay: 460ps (maximum)
Part-to-part skew: 100ps (maximum)
Full 3.3V supply mode
-40°C to 85°C ambient operating temperature
Available in both standard (RoHS 5) and lead-free (RoHS 6)
packages
Pin Assignment
CLK0
CLK0
CLK1
CLK1
3mm x 3mm x 0.95mm
16-Lead VFQFN
package body
1
2
3
4
ICS85401
16 15 14 13
K Package
5
Top View
6
ICS85401AK REV. A MARCH 6, 2007
7
8
12
11
10
9
Q
GND
Q
GND
ICS85401

Related parts for ICS85401AKLFT

ICS85401AKLFT Summary of contents

Page 1

DIFFERENTIAL-TO-LVDS MULTIPLEXER Description The ICS85401 is a high performance 2:1 ICS Differential-to-LVDS Multiplexer and a member of the HiPerClockS™ family of High Performance Clock HiPerClockS™ Solutions from ICS. The ICS85401 can also perform differential translation because the differ-ential inputs ...

Page 2

ICS85401 2:1 DIFFERENTIAL-TO-LVDS MULTIPLEXER Table 1. Pin Descriptions Number Name 1 CLK0 Input 2 CLK0 Input 3 CLK1 Input 4 CLK1 Input Unused 6 CLK_SEL Input Power DD 9, 12, 14, 15 GND ...

Page 3

ICS85401 2:1 DIFFERENTIAL-TO-LVDS MULTIPLEXER Absolute Maximum Ratings NOTE: Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. These ratings are stress specifications only. Functional operation of product at these conditions or any conditions beyond ...

Page 4

ICS85401 2:1 DIFFERENTIAL-TO-LVDS MULTIPLEXER Table 4D. LVDS DC Characteristics, V Symbol Parameter V Differential Output Voltage OD ∆V V Magnitude Change Offset Voltage OS ∆V V Magnitude Change Electrical Characteristics Table 5. AC Characteristics, ...

Page 5

ICS85401 2:1 DIFFERENTIAL-TO-LVDS MULTIPLEXER Parameter Measurement Information , , V DD 3.3V±5% POWER SUPPLY + Float GND – 3.3V LVDS Output Load AC Test Circuit Qx Par Par tsk(pp) Part-to-Part Skew Q Q ...

Page 6

ICS85401 2:1 DIFFERENTIAL-TO-LVDS MULTIPLEXER Parameter Measurement Information, continued V DD LVDS DC Input ➤ Offset Voltage Setup Application Information Wiring the Differential Input to Accept Single Ended Levels Figure 1 shows how the differential input can be wired to accept ...

Page 7

ICS85401 2:1 DIFFERENTIAL-TO-LVDS MULTIPLEXER Differential Clock Input Interface The CLKx /CLKx accepts LVPECL, LVDS, CML and other differential signals. The signal must meet the V requirements. Figures show interface examples for the HiPerClockS CLKx/CLKx input driven by ...

Page 8

ICS85401 2:1 DIFFERENTIAL-TO-LVDS MULTIPLEXER Recommendations for Unused Input Pins Inputs: CLK/CLK Inputs: For applications not requiring the use of the differential input, both CLK and CLK can be left floating. Though not required, but for additional protection, a 1kW resistor ...

Page 9

ICS85401 2:1 DIFFERENTIAL-TO-LVDS MULTIPLEXER Thermal Release Path The expose metal pad provides heat transfer from the device to the P.C. board. The expose metal pad is ground pad connected to ground plane through thermal via. The exposed pad on the ...

Page 10

ICS85401 2:1 DIFFERENTIAL-TO-LVDS MULTIPLEXER Power Considerations This section provides information on power dissipation and junction temperature for the ICS85401. Equations and example calculations are also provided. 1. Power Dissipation. The total power dissipation for the ICS85401 is the sum of ...

Page 11

ICS85401 2:1 DIFFERENTIAL-TO-LVDS MULTIPLEXER Reliability Information Table 7. θ vs. Air Flow Table for a 16 Lead VFQFN JA Linear Feet per Minute Multi-Layer PCB, JEDEC Standard Test Boards Transistor Count The transistor count for ICS85401 is: 132 IDT™ / ...

Page 12

ICS85401 2:1 DIFFERENTIAL-TO-LVDS MULTIPLEXER Package Outline and Package Dimension Package Outline - K Suffix for 16 Lead VFQFN S eating Plan e Ind ex Area View D Chamfer 4x 0.6 x 0.6 max OPTIONAL Table 8. Package ...

Page 13

ICS85401 2:1 DIFFERENTIAL-TO-LVDS MULTIPLEXER Ordering Information Table 9. Ordering Information Part/Order Number Marking 85401AK 401A 85401AKT 401A 85401AKLF 01AL 85401AKLFT 01AL NOTE: Parts that are ordered with an "LF" suffix to the part number are the Pb-Free configuration and are ...

Page 14

ICS85401 2:1 DIFFERENTIAL-TO-LVDS MULTIPLEXER Revision History Sheet Rev Table Page IDT™ / ICS™ LVDS MULTIPLEXER Description of Change Add Schematic Layout. Corrected count in ...

Page 15

ICS85401 2:1 DIFFERENTIAL-TO-LVDS MULTIPLEXER 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. 6024 Silver Creek Valley Road San Jose, CA 95138 United States 800 345 7015 ...

Page 16

ICS85401 2:1 DIFFERENTIAL-TO-LVDS MULTIPLEXER IDT™ / ICS™ LVDS MULTIPLEXER 16 ICS85401AK REV. A MARCH 6, 2007 ...

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