ICS843SDN Datasheet, PDF (3/14 Pages) Integrated Device Technology – FEMTOCLOCK™ CRYSTAL-TO-3.3V LVPECL CLOCK GENERATOR

ICS843SDN
FEMTOCLOCK™CRYSTAL-TO-3.3V LVPECL CLOCK GENERATOR
Table 3B. LVPECL DC Characteristics, V_CC = 3.3V ± 5%, V_EE = 0V, T_A = 0°C to 70°C
Symbol Parameter
Test Conditions
Minimum
V_OH
V_OL
V_SWING
Output High Current; NOTE 1
Output Low Current; NOTE 1
Peak-to-Peak Output Voltage Swing
V_CC – 1.4
V_CC – 2.0
0.6
NOTE 1: Outputs termination with 50Ω to V_CC – 2V.
Typical
Maximum
V_CC – 0.9
V_CC – 1.7
1.0
Table 4. Crystal Characteristics
Parameter
Test Conditions
Minimum Typical Maximum
Mode of Oscillation
Fundamental
Frequency; NOTE 1
23.2
30
Equivalent Series Resistance (ESR)
40
Shunt Capacitance
7
NOTE 1:Input frequency is limited to a range of 23.2MHz – 30MHz due to VCO range.
Units
µA
µA
V
Units
MHz
Ω
pF
AC Electrical Characteristics
Table 5. AC Characteristics, V_CC = 3.3V ± 5%, V_EE = 0V, T_A = 0°C to 70°C
Parameter Symbol
Test Conditions
f_OUT
tjit(Ø)
Output Frequency
RMS Phase Jitter, Random;
NOTE 1
120MHz,
(Integration Range: 12kHz – 20MHz)
t_R / t_F
odc
Output Rise/Fall Time
Output Duty Cycle
20% to 80%
NOTE 1: Please refer to Phase Noise Plot.
Minimum Typical Maximum Units
116
150
MHz
0.81
ps
100
600
ps
47
53
%
IDT™ / ICS™ 3.3V LVPECL CLOCK GENERATOR
3
ICS843SDNAG REV. A FEBRUARY 19, 2009