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Q-Tech QT822 Square Wave User Manual

Consult factory for current revision, Aupdated part numbers luis vargas 1/9/09, None

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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

Add par. 3.4.2 Logic microcircuits and Radiation characteristics (
ECO#

10527)

C. Albright

4/2/12

E

Changed par. 3.1.1 split supply and load variation from frequency
stability Vs. temperature characteristics, phase noise limits @10Hz
and 100 Hz) ( ECO#

10548)

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 32 PIN Flat-Pack 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.:

QT821 and QT822

Square-Wave

REVISION

E


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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