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| 型號(hào)： | PE3345BV-FREQ-T250 |
| 廠商： | PLETRONICS INC |
| 元件分類(lèi)： | XO, clock |
| 英文描述： | CRYSTAL OSCILLATOR, CLOCK, 1 MHz - 250 MHz, PECL OUTPUT |
| 封裝： | ROHS COMPLIANT, PLASTIC, J LEADED, 6 PIN |
| 文件頁(yè)數(shù)： | 3/8頁(yè) |
| 文件大?。?/td> | 169K |
| 代理商： | PE3345BV-FREQ-T250 |
PE3XB Series 3.3 V
PECL Clock Oscillators
December 2006
www.pletronics.com
425-776-1880
3
Electrical Specification for 3.30V +
_10% over the specified temperature range
Item
Min
Max
Unit
Condition
Frequency Range
1
250
MHz
Frequency Accuracy “45"
-50
+50
ppm
For all supply voltages, load changes, aging for 1
year, shock, vibration and temperatures
“44"
-25
+25
“20"
-20
+20
Output Waveform
PECL /ECL
Output High Level (0oC to 85oC)
2.275
2.420
volts
Referenced to Ground, V
CC = 3.3 V
0.975
1.120
volts
Referenced to termination voltage, V
CC = 3.3 V
-1.025 -0.880
volts
Referenced to Vcc, V
CC = 3.3 V
Output High Level (-40oC)
2.216
2.420
volts
Referenced to Ground, V
CC = 3.3 V
0.916
1.120
volts
Referenced to termination voltage, V
CC = 3.3 V
-1.084
-0.88
volts
Referenced to Vcc, V
CC = 3.3 V
Output Low Level (0oC to 85oC)
1.490
1.680
volts
Referenced to Ground, V
CC = 3.3 V
0.190
0.380
volts
Referenced to termination voltage, V
CC = 3.3 V
-1.810 -1.620
volts
Referenced to Vcc, V
CC = 3.3 V
Output Low Level (-40oC)
1.470
1.745
volts
Referenced to Ground, V
CC = 3.3 V
0.170
0.445
volts
Referenced to termination voltage, V
CC = 3.3 V
-1.830 -1.555
volts
Referenced to Vcc, V
CC = 3.3 V
Output Symmetry
45
55
%
at 50% point of V
CC
(See load circuit)
Jitter
-
0.2
pS RMS
12 KHz to 20 MHz from the output frequency
-
2.8
pS RMS
10 Hz to 1 MHz from the output frequency
Output T
RISE and TFALL
-
0.7
nS
Vth is 20% and 80% of waveform
V
CC Supply Current (ICC)-
90
mA
Enable/Disable Internal Pull-up
50
-
Kohm
to V
CC
V disable
-
0.6
volts
Referenced to pad 3
V enable
2.40
-
volts
Enable time
-
100
nS
Time for output to reach a logic state
Disable time
-
100
nS
Time for output to reach a high Z state
Start up time
-
10
mS
Time for output to reach specified frequency
Operating Temperature Range
0
+70
oC
Standard Temperature Range
- 40
+85
oC
Extended Temperature Range
“E” Option
Storage Temperature Range
-55
+125
oC
Specifications with E/D pad open circuit
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