ICS85310AYI-21LNT IDT, Integrated Device Technology Inc, ICS85310AYI-21LNT Datasheet - Page 9

• Manufacturer Part Number: ICS85310AYI-21LNT
• Description: IC FANOUT BUFFER 1-5 DUAL 32LQFP
• Manufacturer: IDT, Integrated Device Technology Inc
• Series: HiPerClockS™r
• Type: Fanout Buffer (Distribution)r

Specifications of ICS85310AYI-21LNT

• Number Of Circuits: 2
• Ratio - Input:output: 1:5
• Differential - Input:output: Yes/Yes
• Input: HCSL, LVDS, LVHSTL, LVPECL, SSTL
• Output: ECL, LVPECL
• Frequency - Max: 700MHz
• Voltage - Supply: 2.375 V ~ 3.8 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-LQFP
• Frequency-max: 700MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 85310AYI-21LNT

F
85310AYI-21
D
The CLK /nCLK accepts LVDS, LVPECL, LVHSTL, SSTL, HCSL
and other differential signals. Both V
the V
interface examples for the CLK/nCLK input driven by the most
common driver types. The input interfaces suggested here are
F
F
IGURE
IGURE
IGURE
IFFERENTIAL
3.3V
R5,R6 locate near the driver pin.
PP
3.3V
4C. CLK/nCLK I
LVPECL
4A. CLK/nCLK I
4E. CLK/nCLK I
and V
1.8V
LVPECL
R5
100 - 200
3.3V LVPECL D
LVHSTL
ICS
HiPerClockS
LVHSTL Driver
3.3V LVPECL D
CMR
LVHSTL D
C
input requirements. Figures 4A to 4E show
Zo = 50 Ohm
Zo = 50 Ohm
LOCK
R6
100 - 200
Zo = 50 Ohm
Zo = 50 Ohm
Zo = 50 Ohm
Zo = 50 Ohm
RIVER
I
NPUT
NPUT
NPUT
NPUT
RIVER WITH
RIVER
R1
50
D
D
3.3V
R3
125
C1
C2
D
I
R1
84
RIVEN BY
RIVEN BY
RIVEN BY
NTERFACE
SWING
R2
50
3.3V
R3
125
D
R4
125
R1
84
R2
84
IFFERENTIAL
and V
CLK
nCLK
R4
125
AC C
R2
84
CLK
nCLK
3.3V
3.3V
HiPerClockS
Input
OH
HiPerClockS
Input
OUPLE
CLK
nCLK
must meet
3.3V
HiPerClockS
Input
-
www.idt.com
TO
-2.5V/3.3V ECL/LVPECL F
9
F
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.
F
IGURE
IGURE
3.3V
3.3V
4D. CLK/nCLK I
4B. CLK/nCLK I
LVDS_Driv er
LVPECL
3.3V LVPECL D
3.3V LVDS D
Zo = 50 Ohm
Zo = 50 Ohm
Zo = 50 Ohm
Zo = 50 Ohm
L
OW
NPUT
NPUT
RIVER
R1
50
ICS85310I-21
S
RIVER
D
R3
50
D
RIVEN BY
RIVEN BY
KEW
R2
50
R1
100
CLK
nCLK
, D
ANOUT
3.3V
HiPerClockS
REV. E AUGUST 13, 2010
UAL
Input
CLK
nCLK
3.3V
, 1-
B
Receiv er
UFFER
TO
-5