PE3XB Series 2.5 V
PECL Clock Oscillators
January 2008
Electrical Specification for 2.50V _+5% over the specified temperature range
Item
Min
Max
Unit
MHz
ppm
Condition
Frequency Range
1
250
-50
-25
-20
+50
For all supply voltages, load changes, aging for 1
year, shock, vibration and temperatures
Frequency Accuracy “45"
+25
“44"
“20"
+20
Output Waveform
PECL /ECL
Output High Level (0oC to 85oC)
1.475 1.760
0.975 1.260
-1.025 -0.740
1.415 1.620
0.915 1.12
-1.085 -0.88
0.690 1.095
0.190 0.595
-1.810 -1.405
0.670 1.195
0.170 0.695
-1.830 -1.305
volts
volts
volts
volts
volts
volts
volts
volts
volts
volts
volts
volts
%
Referenced to Ground, VCC = 2.5 V
Referenced to termination voltage, VCC = 2.5 V
Referenced to Vcc, VCC = 2.5 V
Output High Level (-40oC)
Output Low Level (0oC to 85oC)
Output Low Level (-40oC)
Referenced to Ground, VCC = 2.5 V
Referenced to termination voltage, VCC = 2.5 V
Referenced to Vcc, VCC = 2.5 V
Referenced to Ground, VCC = 2.5 V
Referenced to termination voltage, VCC = 2.5 V
Referenced to Vcc, VCC = 2.5 V
Referenced to Ground, VCC = 2.5 V
Referenced to termination voltage, VCC = 2.5 V
Referenced to Vcc, VCC = 2.5 V
Output Symmetry
Jitter
45
55
0.13
2.8
0.7
90
at 50% point of VCC (See load circuit)
-
-
pS RMS 12 KHz to 20 MHz from the output frequency
pS RMS 10 Hz to 1 MHz from the output frequency
Output TRISE and TFALL
-
nS
mA
Kohm
volts
volts
uA
Vth is 20% and 80% of waveform
VCC Supply Current (ICC)
-
Enable/Disable Internal Pull-up
V disable
50
-
-
to VCC
0.6
-
Referenced to pad 3
Referenced to pad 3
Pad 1 low, device disabled
V enable
1.7
-10
-10
-
Output leakage
VOUT = VCC
+10
+10
10
VOUT = 0V
uA
Enable time
Disable time
Start up time
nS
Time for output to reach a logic state
Time for output to reach a high Z state
Time for output to reach specified frequency
Standard Temperature Range
-
10
nS
-
10
mS
oC
oC
Operating Temperature Range
-10
- 40
-55
-
+70
+85
+125
3
Extended Temperature Range “E” Option
Storage Temperature Range
Standby Current ICC
oC
uA
Pad 1 low, device disabled
Specifications with E/D pad open circuit
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425-776-1880
3