
GENERAL RELEASE DOCUMENT
CONSULT FACTORY FOR CURRENT REVISION
REVISIONS
REVISION
DESCRIPTION
APPROVED
DATE
-
Initial release
Luis Vargas
5/28/2008
A
Updated part numbers
Luis Vargas
1/9/09
SPECIFICATION CONTROL DRAWING
Q-TECH CORPORATION
10150 W. JEFFERSON BLVD.
CULVER CITY, CA 90232-3510
PREPARED BY:
Luis Vargas
DATE
6/5/08
LOW PROFILE 32 PIN FLAT PACK HYBRID CRYSTAL
OSCILLATOR, TCXO, CLASS S,
Standard Design For Sine Wave up to 225 MHz
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:
QUALITY
DATE
DRAWING NO.:
QT824, QT825 and QT826
Sine-Wave 32 Flat Pack
REVISION
A
RELEASED BY:
DOCUMENT CONTROL
APPROVED BY:
ENGINEERING
DATE
SCALE
NONE
SIZE
A
CAGE CODE
51774
SHEET 1 of 7
-2.0
-1.5
-1.0
-0.5
0.0
0.5
1.0
1.5
2.0
-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 85 90
temp, deg C
freq
error,
PPM
Example 1 of Temperature Stability
Example 2 of Temperature Stability
50MHz TCXO ,Vcc=12v,+25C
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),
dB
c
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