Model 112

22x25mm Stratum 3 OCXO

♦♦♦ CTS ♦ 171 Covington Dr. ♦ Bloomingdale, IL 60108 ♦ 800-757-6686 ♦ www.ctscorp.com ♦♦♦

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REVISION X1

♦ Surface Mount 22x25mm, FR-4 platform

for TCE Match

♦ Frequency Stability to Stratum 3 of GR-1244

♦ +3.3Vdc or 5.0Vdc Operation

♦ Low Phase Jitter: <1pSec

♦ Precision Low Aging “AT” Cut Crystal

♦ 6/6 RoHS compliant

Electrical Characteristics

Parameter

Conditions/Remarks

Min

Typical

Max

Unit

Power Requirements

Power Supply

± 5%

112L

± 5%

112S

3.135

4.75

3.300

5.0

3.465

5.25

Vdc

Turn-On Power

Max. Vcc, Load = 15pF

-

3.5

4.0

W

Steady State Power

Max. Vcc, Load = 15pF, @+25

°C

-

-

1.5

W

Frequency Stability

Center Frequency

10

10,12.8, 16.384,

19.44, 20,38.88

38.88

MHz

Initial Tolerance

Ta=+25

°C (at time of shipment)

-

± 0.100

-

ppm

Freq. vs. Temperature

0

°C to 70°C

-40°C to +85°C

-

±0.75

±0.150

±0.125

±0.250

ppm

Freq. vs. Voltage

Vcc ± 5%

-

± 0.050

-

ppm

Per day (after 30 days)

-

± 0.005

-

Freq. vs Time (Aging)

20 years

-

± 2.500

-

ppm

Holdover Stability

All Causes, for 24hrs

-

±0.20

± 0.370

ppm

Total Free-Running

Accuracy

-

-

± 4.600

ppm

Warm-Up Time

@ +25

°C, to within 0.3ppm

-

-

5

minutes

Electrical Frequency

Adjust (Optional)

±9.2

ppm

Waveform: CMOS Square Wave Output

Symmetry

@ 50% Level

40

50

60

%

Amplitude

Logic “1”

Logic “0”

0.9

∗Vcc

-

0.1

∗Vcc

V

V

Rise/Fall Times

20% to 80%

-

6

10

ns

Load

Output to Ground

-

15pF ± 5%

-

Offset = 10Hz

-

-80

-

dBc/Hz

100Hz

-

-115

-

dBc/Hz

1kHz

-

-135

-

dBc/Hz

10kHz

-

-140

-

dBc/Hz

Phase Noise

100kHz

-

-143

-

dBc/Hz

Phase Jitter

12 KHz to 20 MHz Bandwidth

-

0.3

1.0

ps RMS