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TCD4012 Datasheet, PDF (3/6 Pages) Pletronics, Inc. – TCVCXO Oscillator
Preliminary
TCD4012 Series
TCVCXO Oscillator
March 2009
Electrical Specification for specified Vcc of 3.30V ±5% over the specified
temperature range
Item
Frequency Stability
Holdover
Frequency Calibration
Frequency Slope
Frequency Stability vs Supply
Output Waveform
Output Level
Phase Noise
10 Hz
100 Hz
1 KHz
10 KHz
Supply Current
ICC
Aging
Frequency Shift after reflow
Frequency Pullability
Operating Temperature
Range1
Supply Voltage
Storage Temperature Range
Min Typ Max
-0.25
0
0.25
Unit
ppm
Condition
Vcontrol 1.50 volts 0oC to +70oC
-0.1
0
0.1
Vcontrol 1.50 volts +20oC to +60 oC
(Reference to midpoint min/max
frequency)
-0.1
0
+0.1
Over any 5 oC range between 0 and 70oC
for 24 hrs Max.
-1.0
0
+1.0
ppm Vcontrol 1.50 volts and Temperature 25oC
-50
0
+50 ppb/oC Minimum 1 frequency reading every 2oC
-0.2
0
+0.2
ppm Load: 10K ohm // 10 pF & Vcc _+ 5%
Clipped Sinewave
DC Coupled
0.8
1.2
V p-p Load: 10K ohm _+ 10% // 10 pF _+ 10%
-
-88
-
dBc/Hz
-
-115
-
-
-136
-
-
-148
-
-
-
2.5
mA
-1.0
-
+1.0
ppm for first year at +25oC
-5.0
-
+5.0
total for 10 years at +25oC
-1.0
-
+1.0
ppm measured at 25oC 120 min after reflow
-8.0
-
+8.0 ppm at Vcontrol 1.50volts ±1.0volt
-30
-
+85
oC
2.7
3.3
3.5
-40
-
+85
oC
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425-776-1880
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