85211AMILF IDT, 85211AMILF Datasheet

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85211AMILF

Manufacturer Part Number
85211AMILF
Description
Clock Drivers & Distribution
Manufacturer
IDT
Datasheet

Specifications of 85211AMILF

Product Category
Clock Drivers & Distribution
Rohs
yes
Part # Aliases
ICS85211AMILF
LOW SKEW, 1-TO-2 DIFFERENTIAL-TO-
LVHSTL FANOUT BUFFER
B
IDT
G
The ICS85211I is a low skew, high performance 1-to-2
Differential-to-LVHSTL Fanout Buffer . The CLK, nCLK pair
can accept most standard differential input levels.T h e
ICS85211I is characterized to operate from a 3.3V power
s u p p l y . G u a r a n t e e d o u t p u t a n d p a r t - t o - p a r t s k e w
characteristics make the ICS85211I ideal for those clock
d i s t r i b u t i o n a p p l i c a t i o n s d e m a n d i n g w e l l d e f i n e d
performance and repeatability. For optimal performance,
terminate all outputs.
LOCK
ENERAL
/ ICS
nCLK
1-TO-2 LVHSTL FANOUT BUFFER
CLK
D
IAGRAM
D
ESCRIPTION
Q0
nQ0
Q1
nQ1
1
F
Two differential LVHSTL compatible outputs
One differential CLK, nCLK input pair
CLK, nCLK pair can accept the following differential
input levels: LVDS, LVPECL, LVHSTL, SSTL, HCSL
Maximum output frequency: 700MHz
Translates any single-ended input signal to LVHSTL
levels with resistor bias on nCLK input
Output skew: 30ps (maximum)
Part-to-part skew: 250ps (maximum)
Propagation delay: 1ns (maximum)
Output duty cycle: 49% - 51% up to 266.6MHz
V
3.3V operating supply
-40°C to 85°C ambient operating temperature
Available in both standard and lead-free RoHS compliant
packages
EATURES
OH
= 1.2V (maximum)
P
IN
3.90mm x 4.90mm x 1.37mm package body
A
SSIGNMENT
nQ0
nQ1
Q0
Q1
ICS85211I
8-Lead SOIC
M Package
Top View
1
2
3
4
8
7
6
5
ICS85211I REV D JULY 26, 2010
V
CLK
nCLK
GND
DD
ICS85211I

Related parts for 85211AMILF

85211AMILF Summary of contents

Page 1

... For optimal performance, terminate all outputs LOCK IAGRAM CLK nCLK IDT / ICS 1-TO-2 LVHSTL FANOUT BUFFER ™ ™ F EATURES Two differential LVHSTL compatible outputs One differential CLK, nCLK input pair ...

Page 2

... IDT / ICS 1-TO-2 LVHSTL FANOUT BUFFER ™ ™ ...

Page 3

... IDT / ICS 1-TO-2 LVHSTL FANOUT BUFFER ™ ™ 4.6V NOTE: Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the + 0 device. These ratings are stress specifications only. Functional op- + 0.5V eration of product at these conditions or any conditions beyond ...

Page 4

... ISE ALL IME nQ0, nQ1 Q0 PERIOD t PW odc = t PERIOD UTPUT UTY YCLE ULSE IDTH ERIOD IDT / ICS 1-TO-2 LVHSTL FANOUT BUFFER ™ ™ EASUREMENT NFORMATION SCOPE Qx nCLK nQx GND D IFFERENTIAL Qx PART 1 nQx Qy PART 2 nQy P - ART TO nCLK ...

Page 5

... O ECOMMENDATIONS FOR NUSED O : UTPUTS LVHSTL O UTPUT All unused LVHSTL outputs can be left floating. We recommend that there is no trace attached. Both sides of the differential output pair should either be left floating or terminated. IDT / ICS 1-TO-2 LVHSTL FANOUT BUFFER ™ ™ PPLICATION NFORMATION ...

Page 6

... 2C. ICS85211I CLK/ CLK I IGURE N 3.3V LVPECL D RIVER IDT / ICS 1-TO-2 LVHSTL FANOUT BUFFER ™ ™ driver components to confirm the driver termination requirement. SWING For example in Figure 2A, the input termination applies for LVHSTL drivers. If you are using an LVHSTL driver from another vendor, use their termination recommendation. ...

Page 7

... ICS LVHSTL driver. The decoupling capacitors should be physically located near the 1. Ohm Ohm LVHSTL R6 ICS 50 HiPerClockS LVHSTL Driv er F IGURE IDT / ICS 1-TO-2 LVHSTL FANOUT BUFFER ™ ™ power pin. For ICS85211I, the unused outputs need to be terminated GND nQ1 6 ...

Page 8

... ABLE HERMAL ESISTANCE FOR JA Single-Layer PCB, JEDEC Standard Test Boards Multi-Layer PCB, JEDEC Standard Test Boards NOTE: Most modern PCB designs use multi-layered boards. The data in the second row pertains to most designs. IDT / ICS 1-TO-2 LVHSTL FANOUT BUFFER ™ ™ OWER ONSIDERATIONS = 3 ...

Page 9

... OH_MAX DD_MAX L OH_MAX Pd_L = ( OL_MAX DD_MAX OL_MAX L Pd_H = (1.2V/ (3.465V - 1.2V) = 54.36mW Pd_L = (0.4V/ (3.465V - 0.4V) = 24.52mW Total Power Dissipation per output pair = Pd_H + Pd_L = 78.88mW IDT / ICS 1-TO-2 LVHSTL FANOUT BUFFER ™ ™ LVHSTL D C IGURE RIVER IRCUIT AND 9 V OUT RL 50Ω ...

Page 10

... Single-Layer PCB, JEDEC Standard Test Boards Multi-Layer PCB, JEDEC Standard Test Boards NOTE: Most modern PCB designs use multi-layered boards. The data in the second row pertains to most designs RANSISTOR OUNT The transistor count for ICS85211I is: 411 IDT / ICS 1-TO-2 LVHSTL FANOUT BUFFER ™ ™ ELIABILITY ...

Page 11

... ICS85211I LOW SKEW, 1-TO-2 DIFFERENTIAL-TO-LVHSTL FANOUT BUFFER ACKAGE UTLINE UFFIX FOR IDT / ICS 1-TO-2 LVHSTL FANOUT BUFFER ™ ™ SOIC EAD ABLE ACKAGE IMENSIONS ...

Page 12

... While the information presented herein has been checked for both accuracy and reliability, Integrated Device Technology, Inc. (IDT) assumes no responsibility for either its use or for 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 and industrial applications ...

Page 13

... IDT / ICS 1-TO-2 LVHSTL FANOUT BUFFER ™ ™ ...

Page 14

... U.S.) © 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 ...

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