GS1515 Ver la hoja de datos (PDF) - Gennum -> Semtech
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GS1515 Datasheet PDF : 17 Pages
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AC ELECTRICAL CHARACTERISTICS
VCC = +5 V, TA = 0 °C to 70 °C unless otherwise specified
PARAMETER
SYMBOL
CONDITIONS
MIN
Serial Input Data Rate
-
Serial Input Jitter Tolerance
Worst case modulation
-
Eg. Square wave or histogram
with two peaks
Onset of errors with histogram
-
extending tails (outliers) with
major (75%) transitions within
0.4UI
PLL Lock Time - Asynchronous
tALOCK Loop Bandwidth approximately
-
1.41MHz at 0.2UI input jitter
modulation
Loop Bandwidth approximately
-
129kHz at 0.2UI input jitter
modulation
PLL Lock Time - Synchronous
tSLOCK Loop Bandwidth approximately
-
1.41MHz at 0.2UI input jitter
modulation
Loop Bandwidth approximately
-
129kHz at 0.2UI input jitter
modulation
Serial Output Data Rate
BRSDO
-
Serial Output - Signal Swing
VSDO
RSET = 52.3Ω, ± 1%
750
Serial Output - Rise Time
20% - 80%
SDOtr No Compensation for Return
-
Loss
Return Loss Compensation
-
RCOMP = 75Ω, 1%
LCOMP = 10nH
CCOMP = 1.5pF
Serial Output - Fall Time
20% - 80%
SDOtf No Compensation for Return
-
Loss
Return Loss Compensation
-
RCOMP = 75Ω, 1%
LCOMP = 10nH
CCOMP = 1.5pF
Serial Output - Intrinsic Jitter
tIJ
Loop Bandwidth approximately
-
1.41MHz at 0.2UI input jitter
modulation (jitter for clean
PRN23 input and SMPTE
pathological)
Loop Bandwidth at 0.2UI input
BWLOOP CCP1, CCP2 = 1µF
-
jitter modulation
CCP3 = Open
RCP1 = Open
CCP1, CCP2 = 5.6µF
-
CCP3 =1.0µF
RCP1 = 50Ω
TYP
1.485 or
1.485/1.001
0.5
0.8
60
340
1.25
12.5
1.485 or
1.485/1.001
800
150
220
150
220
42
1.41
129
MAX
-
UNITS NOTES
Gb/s
1
-
UI
3, 4
-
UI
4
100
ms
1
560
ms
3
-
µs
3
-
µs
3
-
Gb/s
1, 2
850
mV
1
230
ps
1
255
ps
4
230
ps
1
255
ps
4
90 ps p-p
3
-
MHz
4
-
kHz
4
3
522 - 23 - 01
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