
Datasheet:PECL_RX - C35
RevisionB,10.09.02
Page5fo6
APPLICATION
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HighSpeedBackplaneDriver
ComplementaryClockDrivers
LevelTranslator
SystemInterconnects
ATMApplications
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SDHApplications
High-ResolutionImagingApplications
LaserPrinters
DigitalCopiers
TYPICAL APPLICATION
1)
μ
F
1
μ
F
1
VDDA
VSSA
22pF
100pF
VREF (external reference)
2)
SNAP BACK
6)
50
3)
μ
F
1
22pF
100pF
VDDA
VT
-
2V
VREF
VSSA
3)
180pF
1nF
50
50
+
external
chip internal
VDD
4)
VDDA
1)
1)4)
VDDA
SNAP BACK
6)
VSS
4)
3)
VSSA
4)
3)
7)
7)
7)
5)
complementary
CMOS signals
(to digital core)
VDD
VSS
3)
22pF
100pF
DATA
transmission lines
from transmitter
DATAN
VT
VT
1)
2)
3)
4)
5)
6)
7)
Eachpowerpinmusthaveitsownsetofblockingcapacitors.
Anexternalreferencemustbeused.
VSSAandVSS mustbeconnectedonthePCBlevel.
Thetwopowerpadscanbebondedtoonepackagepin(doublebonding).
TwomorePECL_RX cellscanbedrivenwithIREFxxofthePERXBIAS cell.IfanoutputIREFxxisnotuseditmustbeleftunconnected.
ThePECLpartofthechiphastobeseparatedfromtherestofthechipbyuseofsnapbacks(cellPWRCUT_DIG_P_SNAP_SNAP).
ThecellsVDD3R1PandVDD3R2Parenotinthestandardlibrary, theyarepartoftheIP-block.