ICS8432-111 Datasheet, PDF (8/17 Pages) Integrated Circuit Systems – 700MHZ/350MHZ DIFFERENTIAL-TO-3.3V LVPECL FREQUENCY SYNTHESIZER

Integrated
Circuit
Systems, Inc.
ICS8432-111
700MHZ/350MHZ
DIFFERENTIAL-TO-3.3V LVPECL FREQUENCY SYNTHESIZER
PARAMETER MEASUREMENT INFORMATION
2V
V_CC,
V_CCA, V_CCO
LVPECL
V_EE
SCOPE
Qx
nQx
V_CC
nCLK
V
PP
CLK
Cross Points
V
CMR
-1.3V ± 0.165V
3.3V OUTPUT LOAD AC TEST CIRCUIT
V_EE
DIFFERENTIAL INPUT LEVEL
nFOUT
FOUT
nFOUT/2
FOUT/2
t sk(o)
OUTPUT SKEW
V_OH
V_REF
1σ contains 68.26% of all measurements
V_OL
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
Reference Point
(Trigger Edge)
Histogram
Mean Period
(First edge after trigger)
PERIOD JITTER
nFOUT,
nFOUT/2
FOUT,
FOUT/2
tcycle n
➤
tcycle n+1
➤
t jit(cc) = tcycle n –tcycle n+1
1000 Cycles
CYCLE-TO-CYCLE JITTER
Clock _20%
Outputs
80%
t_R
80%
t_F
V_{SW I N G}
20%
OUTPUT RISE/FALL TIME
nFOUT,
nFOUT/2
FOUT,
FOUT/2
Pulse Width
t
PERIOD
odc = ^{t PW}
t _PERIOD
OUPUT DUTY CYCLE/OUTPUT PULSE WIDTH/PERIOD
8432CY-111
www.icst.com/products/hiperclocks.html
8
REV. B MARCH 3, 2004