XR81102 Datasheet, PDF (3/8 Pages) Exar Corporation – Universal Clock - High Frequency LVPECL Clock Synthesizer

XR81102
Electrical Characteristics
Unless otherwise noted: T_A = -40°C to +85°C, V_CC = 3.3V±5% or 2.5V±5%, V_EE = 0V
Symbol
Parameter
3.3V Power Supply DC Characteristics
V_CC
Power Supply Voltage
I_EE
Power Supply Current
2.5V Power Supply DC Characteristics
V_CC
Power Supply Voltage
I_EE
Power Supply Current
LVCMOS/LVTTL DC Characteristics
V_IH
Input High Voltage
V_IL
Input Low Voltage
I_IH
Input High Current (OE, FSEL[1:0])
I_IL
Input Low Current (OE, FSEL[1:0])
LVPECL DC Characteristics
V_OH
Output High Voltage
V_OL
Output Low Voltage
V_SWING Peak-to-Peak Output Voltage Swing
Crystal Characteristics
X_Mode
Mode of Oscillations
X_f
Frequency
ESR
Equivalent Series Resistance
C_S
Shunt Capacitance
AC Characteristics
f_OUT
Output Frequency
t_jit(I)
RMS Phase Jitter
t_jit(cc)
t_R/t_F
Odc
Cycle-to-Cycle Jitter
Output Rise/Fall Time
Output Duty Cycle
Conditions
Measured at 156.25MHz and includes
the output load current
Measured at 156.25MHz and includes
the output load current
V_CC = 3.465V
V_CC = 2.625V
V_CC = 3.465V
V_CC = 2.625V
V_IN = V_CC = 3.465V or 2.625V
V_IN = 0V, V_CC = 3.465V or 2.625V
125MHz
Integration Range 1.875MHz-20MHz
Using 25MHz, 18pF resonant crystal
20% to 80%
* Limits applying over the full operating temperature range are denoted by a “•”.
*
Min
Typ
Max
Units
•
3.135
3.3
3.465
V
68
mA
•
2.375
2.5
2.625
V
58
mA
•
2.42
•
1.83
•
-0.3
•
-0.3
•
•
-10
V_CC + 0.3
V
V_CC + 0.3
V
1.03
V
0.785
V
15
µA
µA
•
V_CC - 1.3
•
V_CC - 2.0
•
0.6
V_CC - 0.4
V
V_CC - 1.6
V
1.2
V
Fundamental
25
50
7
MHz
Ω
pF
125
MHz
0.15
pS
•
•
100
•
48
10
pS
500
pS
52
%
© 2014 Exar Corporation
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exar.com/XR81102
Rev 1B