Integrated
Circuit
Systems, Inc.
ICS84320-01
780MH
Z
, C
RYSTAL
-
TO
-3.3V D
IFFERENTIAL
LVPECL F
REQUENCY
S
YNTHESIZER
P
ARAMETER
M
EASUREMENT
I
NFORMATION
2V
V
CC
,
V
CCA
,
V
CCO
Qx
SCOPE
nFOUTx
FOUTx
nFOUTy
FOUTy
LVPECL
nQx
V
EE
t
sk(o)
-1.3V ± 0.165V
3.3V O
UTPUT
L
OAD
AC T
EST
C
IRCUIT
O
UTPUT
S
KEW
V
OH
V
REF
V
OL
nFOUTx
FOUTx
Pulse Width
t
PERIOD
1σ contains 68.26% of all measurements
2σ contains 95.4% of all measurements
3σ contains 99.73% of all measurements
4σ contains 99.99366% of all measurements
6σ contains (100-1.973x10
-7
)% of all measurements
odc =
Histogram
t
PW
t
PERIOD
Reference Point
(Trigger Edge)
Mean Period
(First edge after trigger)
P
ERIOD
J
ITTER
O
UTPUT
D
UTY
C
YCLE
/P
ULSE
W
IDTH
/P
ERIOD
80%
Clock
Outputs
80%
V
SW I N G
20%
t
R
t
F
20%
O
UTPUT
R
ISE
/F
ALL
T
IME
84320AY-01
www.icst.com/products/hiperclocks.html
8
REV. A AUGUST 24, 2004
ICS [ INTEGRATED CIRCUIT SYSTEMS ]
