Q-Tech QT802 Square Wave - Manual

CONSULT FACTORY FOR CURRENT REVISION
REVISIONS
REVISION DESCRIPTION APPROVED DATE
A Updated part numbers Luis Vargas 1/9/09
B Edited Part Numbers Luis Vargas 6/21/2009
C Edited Luis Vargas 12/2/2010
D
Changed par. 3.1.1 split supply and load variation from frequency
stability Vs. temperature characteristics, phase noise limits @10Hz
and 100 Hz) Add par. 3.4.2 Logic microcircuits and Radiation
(ECO#
10549)
C. Albright 4/26/12
SPECIFICATION CONTROL DRAWING
Q-TECH CORPORATION
10150 W. JEFFERSON BLVD.
CULVER CITY, CA 90232-3510
PREPARED BY:
Luis Vargas
DATE
4/25/12
LOW PROFILE 24 PIN DDIP HYBRID CRYSTAL
OSCILLATOR, TCXO, CLASS S,
Standard Design For HCMOS up to 90MHz
UNLESS OTHERWISE
SPECIFIED, DIMENSIONS
ARE IN INCHES.
TOLERANCES:
3 PLACE DECIMAL = .005
2 PLACE DECIMAL = .02
1 PLACE DECIMAL = .1
FRACTIONS = ± 1/16
ANGLES = 2 DEGREES
CHECKED BY:
B. Remtulla
DATE
4/26/12
DRAWING NO.:
QT801 and QT802
Square-Wave
REVISION
D
RELEASED BY:
P. Steinblums 4/26/12
APPROVED BY:
C. Albright
DATE
4/26/12
SCALE
NONE
SIZE
A
CAGE CODE
51774
SHEET 1 of 10
50MHz TCXO ,Vcc=12v,+25ºC
9/17/08
-180
-170
-160
-150
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
1 10 100 1000 10000 100000
Frequency Offset, HZ
L(f),
dBc
0
0.05
0.1
0.15
0.2
0.25
0.3
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
frequency drift, PPM
elapsed time, days
Aging Data
-50 -45 -40 -35 -30 -25 -20 -15 -10 -5 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 35 90
temp, deg
fr
eq err
or
, PP
M
2.0
1.5
1.0
0.5
0.0
-0.5
-1.0
-1.5
-2.0
Example 2 of Temperature Stability Example 1 of Temperature Stability
temp, deg
fr
eq err
or
, PP
M
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