PI6C48535-01
3.3V Low Skew 1-to-4
LVTTL/LVCMOS to LVPECL Fanout Buffer
4
PS8735A
03/25/11
AC Characteristics (TA=-40oCto85oC,VCC=3.0Vto3.6V)
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Units
fmax
OutputFrequency
500
MHz
tPd
PropagationDelay(1)
1.0
1.9
ns
Tsk(o)
Output-to-outputSkew(2)
80
ps
Tsk(pp)
Part-to-partSkew(3)
150
tr/tf
OutputRise/Falltime
20%-80%
80
400
odc
OutputDutyCycle
40
60
%
Jadd
AdditiveJitter
At155.25MHz
over12kHzto20MHz
36.7
fs
Notes:
1. MeasuredfromtheVCC/2oftheinputtothedifferentialoutputcrossingpoint
2. Definedasskewbetweenoutputsatthesamesupplyvoltageandwithequalloadcondition.Measuredattheoutputsdifferentialcrossingpoint.
3. Definedasskewbetweenoutputsondifferentpartsoperatingatthesamesupplyvoltageandwithequalloadcondition.Measuredatthe
outputsdifferentialcrossingpoint.
4. Allparametersaremeasuredat500MHzunlessnotedotherwise
LVPECL DC Characteristics (TA=-40oCto85oC,VCC=3.0Vto3.6Vunlessotherwisestatedbelow.)
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Units
VOH
OutputHighVoltage(1)
VCC-1.4
VCC-0.9
V
VOL
OutputLowVoltage(1)
VCC-2.0
VCC-1.7
VSWING
Peak-to-peakOutputVoltageSwing
0.6
1.0
Notes:
1.
Outputsterminatedwith50ΩtoVCC-2.0V
LVCMOS/LVTTL DC Characteristics(TA=-40oCto85oC,VCC=3.0Vto3.6Vunlessotherwisestatedbelow.)
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Units
VIH
InputHigh
Voltage
CLK0,CLK1,CLK_EN,
CLK_SEL
2
VCC+0.3
V
VIL
InputLow
Voltage
CLK0,CLK1
-0.3
1.3
V
CLK_EN,CLK_SEL
-0.3
0.8
V
IIH
InputHigh
Current
CLK0,CLK1,CLK_SEL
VIN=VCC=3.6V
150
uA
CLK_EN
VIN=VCC=3.6V
5
uA
IIL
InputLow
Current
CLK0,CLK1,CLK_SEL
VIN=0V,VCC=3.6V
-5
uA
CLK_EN
VIN=0V,VCC=3.6V
-150
uA
11-0040