ICS8521AYI-03 IDT, Integrated Device Technology Inc, ICS8521AYI-03 Datasheet - Page 10

• Manufacturer Part Number: ICS8521AYI-03
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Clock Driverr

Specifications of ICS8521AYI-03

• Number Of Clock Inputs: 2
• Mode Of Operation: Differential
• Output Frequency: 500MHz
• Output Logic Level: LVHSTL
• Operating Supply Voltage (min): 3.135V
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (max): 3.465V
• Package Type: LQFP
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 32
• Lead Free Status / Rohs Status: Not Compliant

8521AYI-03
F
D
The CLK /nCLK accepts LVDS, LVPECL, LVHSTL, SSTL, HCSL
and other differential signals. Both V
V
interface examples for the CLK/nCLK input driven by the most
common driver types. The input interfaces suggested here
F
F
IGURE
PP
IGURE
IGURE
IFFERENTIAL
3.3V
and V
R5,R6 locate near the driver pin.
3.3V
LVPECL
4C. CLK/
4A. CLK/
4E. CLK/
1.8V
CMR
LVPECL
R5
100 - 200
3.3V LVPECL D
LVHSTL
ICS
HiPerClockS
LVHSTL Driver
LVHSTL D
3.3V LVPECL D
input requirements. Figures 4A to 4E show
C
LOCK
Zo = 50 Ohm
Zo = 50 Ohm
R6
100 - 200
N
N
N
Zo = 50 Ohm
Zo = 50 Ohm
CLK I
CLK I
CLK I
Zo = 50 Ohm
Zo = 50 Ohm
RIVER
I
NPUT
NPUT
NPUT
NPUT
RIVER WITH
D
D
D
RIVER
R1
50
3.3V
R3
125
C1
C2
I
RIVEN BY
RIVEN BY
R1
84
RIVEN BY
NTERFACE
SWING
3.3V
R3
125
R2
50
R4
125
R1
84
R2
84
and V
AC C
R4
125
CLK
nCLK
R2
84
CLK
nCLK
3.3V
OH
3.3V
HiPerClockS
Input
must meet the
OUPLE
HiPerClockS
Input
CLK
nCLK
3.3V
HiPerClockS
Input
www.idt.com
10
F
F
are examples only. Please consult with the vendor of the
driver component to confirm the driver termination requirements.
For example in Figure 4A, the input termination applies for
LVHSTL drivers. If you are using an LVHSTL driver from
another vendor, use their termination recommendation.
D
IGURE
IGURE
IFFERENTIAL
3.3V
3.3V
4B. CLK/
4D. CLK/
LVDS_Driv er
LVPECL
3.3V LVPECL D
3.3V LVDS D
Zo = 50 Ohm
Zo = 50 Ohm
-
N
N
TO
CLK I
CLK I
Zo = 50 Ohm
Zo = 50 Ohm
-LVHSTL F
NPUT
NPUT
RIVER
R1
50
D
D
R3
50
RIVER
RIVEN BY
RIVEN BY
ICS8521I-03
L
R2
50
OW
R1
100
CLK
nCLK
ANOUT
3.3V
S
HiPerClockS
KEW
Input
REV. B JULY 26, 2010
CLK
nCLK
3.3V
, 1-
B
Receiv er
UFFER
TO
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