ICS853014BGT IDT, Integrated Device Technology Inc, ICS853014BGT Datasheet - Page 10

• Manufacturer Part Number: ICS853014BGT
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Clock Driverr

Specifications of ICS853014BGT

• Number Of Clock Inputs: 2
• Mode Of Operation: Differential
• Output Frequency: >2000MHz
• Output Logic Level: ECL/LVPECL
• Operating Supply Voltage (min): -2.375/2.375V
• Operating Supply Voltage (typ): -2.5/-3.3/3.3V
• Operating Supply Voltage (max): -3.8/3.8V
• Package Type: TSSOP
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Signal Type: CML/LVDS/LVPECL/SSTL
• Mounting: Surface Mount
• Pin Count: 20
• Lead Free Status / RoHS Status: Not Compliant

LVPECL Clock Input Interface
The PCLK/nPCLK accepts LVPECL, LVDS, CML, SSTL and other
differential signals. Both V
V
examples for the HiPerClockS PCLK/nPCLK input driven by the
Figure 3A. HiPerClockS PCLK/nPCLK Input
Figure 3C. HiPerClockS PCLK/nPCLK Input
Figure 3E. HiPerClockS PCLK/nPCLK Input
IDT™ / ICS™ 2.5V, 3.3V LVPECL/ECL FANOUT BUFFER
CMR
ICS853014
LOW SKEW, 1-TO-5, DIFFERENTIAL-TO-2.5V, 3.3V LVPECL/ECL FANOUT BUFFER
2.5V
3.3V
input requirements. Figures 3A to 3E show interface
3.3V
LVPECL
SSTL
CML
Driven by an Open Collector CML Driver
Driven by a 3.3V LVPECL Driver
Driven by an SSTL Driver
Zo = 60
Zo = 60
Zo = 50
Zo = 50
Zo = 50
Zo = 50
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
PCLK
nPCLK
PCLK
nPCLK
PCLK
nPCLK
3.3V
3.3V
3.3V
HiPerClockS
Input
HiPerClockS
PCLK/nPCLK
HiPerClockS
PCLK/nPCLK
PP
and
10
most common 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 3B. HiPerClockS PCLK/nPCLK Input
Figure 3D. HiPerClockS PCLK/nPCLK Input Driven by
Figure 3F. HiPerClockS PCLK/nPCLK Input
3.3V
3.3V
3.3V LVPECL
3.3V
LVDS
CML Built-In Pullup
R5
100 - 200
Driven by a Built-In Pullup CML Driver
a 3.3V LVPECL Driver with AC Couple
Driven by a 3.3V LVDS Driver
R6
100 - 200
Zo = 50
Zo = 50
ICS853014BG REV. D FEBRUARY 25, 2009
Zo = 50
Zo = 50
Zo = 50
Zo = 50
C1
C2
R3
84
3.3V
R1
100
R1
125
R1
100
R4
84
R2
125
PCLK
nPCLK
PCLK
nPCLK
3.3V
HiPerClockS
3.3V
PCLK
nPCLK
HiPerClockS
PCLK/nPCLK
3.3V
HiPerClockS
PCLK/nPCLK