
ICS843251I-15
FEMTOCLOCKCRYSTAL-TO-3.3V, 2.5V LVPECL CLOCK GENERATOR
IDT / ICS 3.3V, 2.5V LVPECL CLOCK GENERATOR
4
ICS843S51BGI-15 REV. A NOVEMBER 2, 2012
AC Electrical Characteristics
Table 5A. AC Characteristics, VCC = 3.3V ± 5%, VEE = 0V, TA = -40°C to 85°C
NOTE 1: Refer to Phase Noise Plots.
Table 5B. AC Characteristics, VCC = 2.5V ± 5%, VEE = 0V, TA = -40°C to 85°C
NOTE 1: Refer to Phase Noise Plots.
Symbol
Parameter
Test Conditions
Minimum
Typical
Maximum
Units
fOUT
Output Frequency
FREQ_SEL = 0
116
150
MHz
FREQ_SEL = 1
580
750
MHz
tjit()
RMS Phase Jitter, Random;
NOTE 1
125MHz,
(Integration Range: 1.875MHz – 20MHz)
0.45
ps
625MHz,
(Integration Range: 1.875MHz – 20MHz)
0.34
ps
tR / tF
Output Rise/Fall Time
20% to 80%
100
600
ps
odc
Output Duty Cycle
47
53
%
Symbol
Parameter
Test Conditions
Minimum
Typical
Maximum
Units
fOUT
Output Frequency
FREQ_SEL = 0
116
150
MHz
FREQ_SEL = 1
580
750
MHz
tjit()
RMS Phase Jitter, Random;
NOTE 1
125MHz,
(Integration Range: 1.875MHz – 20MHz)
0.44
ps
625MHz,
(Integration Range: 1.875MHz – 20MHz)
0.33
ps
tR / tF
Output Rise/Fall Time
20% to 80%
100
600
ps
odc
Output Duty Cycle
45
55
%