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SM77D Series 1.8 V
CMOS Clock Oscillators
October 2006
www.pletronics.com
425-776-1880
3
Electrical Specification for 1.80V +
_10% over the specified temperature range
Item
Min
Max
Unit
Condition
Frequency Range
70
165
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
CMOS
Output High Level
0.4
-
V
Below V
CC
(See load circuit)
Output Low Level
-
0.4
V
(See load circuit)
Output Symmetry
45
55
%
at 50% point of V
CC
(See load circuit)
Jitter
-
0.6
pS RMS
12 KHz to 20 MHz from the output frequency
-
2.5
pS RMS
10 Hz to 1 MHz from the output frequency
Enable/Disable Internal Pull-up
30
-
Kohm
to V
CC
V disable
-
30
%
of V
CC applied to pad 1
V enable
70
-
%
Output leakage
V
OUT = VCC
-10
+10
uA
Pad 1 low, device disabled
V
OUT = 0V
-10
+10
uA
Standby Current I
CC
-10
uA
Enable time
-
2
mS
Time for output to resume operation
Disable time
-
200
nS
Time for output to reach a high Z state
Start up time
-
5
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
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