853S057AGILF IDT, 853S057AGILF Datasheet - Page 8

• Manufacturer Part Number: 853S057AGILF
• Description: Clock Drivers & Distribution
• Manufacturer: IDT

Specifications of 853S057AGILF

• Product Category: Clock Drivers & Distribution
• Rohs: yes
• Part # Aliases: ICS853S057AGILF

ICS853S057I Data Sheet
Clock Input Interface
The CLK/nCLK accepts LVPECL, LVDS, CML, SSTL and other
differential signals. Both V
V
for the HiPerClockS CLK /nCLK input driven by the most common
Figure 2A. HiPerClockS CLK/nCLK Input
Figure 2C. HiPerClockS CLK/nCLK Input
Figure 2E. HiPerClockS CLK/nCLK Input
ICS853S057AGI REVISION A MAY 16, 2012
CMR
2.5V
3.3V
input requirements. Figures 2A to2E show interface examples
3.3V
LVPECL
SSTL
CML
Driven by a CML Driver
Driven by a 3.3V LVPECL Driver
Driven by an SSTL Driver
Zo = 60Ω
Zo = 60Ω
Zo = 50Ω
Zo = 50Ω
Zo = 50Ω
Zo = 50Ω
SWING
and V
R3
120
R3
125
2.5V
3.3V
R1
120
R1
84
R1
50
3.3V
OH
R4
120
R4
125
R2
120
must meet the V
R2
84
R2
50
CLK
nCLK
CLK
nCLK
CLK
nCLK
3.3V
3.3V
3.3V
Differential
Input
Differential
Input
Differential
Input
PP
and
8
driver types. The input interfaces suggested here are examples only.
If the driver is from another vendor, use their termination
recommendation. Please consult with the vendor of the driver
component to confirm the driver termination requirements.
Figure 2B. HiPerClockS CLK/nCLK Input
Figure 2D. HiPerClockS CLK/nCLK Input Driven by
4:1, DIFFERENTIAL-TO-3.3V, 2.5V LVPECL/ECL CLOCK DATA MULTIPLEXER
3.3V
3.3V
CML Built-In Pullup
LVDS
Driven by a Built-In Pullup CML Driver
a 3.3V LVDS Driver
Zo = 50Ω
Zo = 50Ω
Zo = 50Ω
Zo = 50Ω
©2012 Integrated Device Technology, Inc.
R1
100
R1
100
CLK
nCLK
CLK
nCLK
3.3V
3.3V
Differential
Input
Differential
Input