Model 117

1”x1” Stratum 3 OCXO

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

REVISION X1

Page 1 of 4

Electrical Characteristics

Parameter

Sym

Conditions

Min

Typical

Max

Unit

Power Requirements

Power Supply

Vcc

± 5%

117L

± 5%

117S

3.135

4.75

3.30

5.0

3.465

5.25

Vdc

Vdc

Turn-On Power

Pmax

Vcc = Max., Std. Load

3.5

4.0

W

Steady State Power

Pss

Vcc = Max, Std. Load @ +25

°C

1.5

W

Warm-Up Time

Twu

To within ±0.3 ppm @ +25

°C

5

minutes

Frequency Stabilities

Center Frequency

10.0

10, 12.8, 16.384,

19.44, 20, 38.88

38.88

MHz

Initial Tolerance

Ta = +25

°C (At time of Shipment)

± 0.2

± 0.5

ppm

Frequency vs. Temperature

∆f/∆Temp

0°C to +70°C

-40°C to +85°C

± 0.075

±0.150

±0.125

±0.250

ppm

Frequency vs. Voltage

∆f/∆Vcc

Vcc

± 5%

± 10

ppb

Frequency vs Time (Aging)

∆f/∆Time

per Day

20 years

± 5

±2.5

ppb

ppm

24 Hour Holdover Stability

∆f/24Hr

Inclusive of Temperature, Supply

Variation and 24 hours Aging

±0.20

±0.37

ppm

Total Free-Running

Accuracy

∆f/Life

All Conditions for 20 years

± 4.6

ppm

Electrical Freq Adjust Option

∆f/Vc

Vc = 0 V to Vcc

±9.2

ppm

Waveform: HCMOS Output

Symmetry

Sym

@ 50% Level

40

50

60

%

Amplitude

Vo

Logic “1”

Logic “0”

0.9Vcc

0.1Vcc

V

V

Rise/Fall Times

tr, tf

20% to 80%

6

10

nSec

Load

RL

Output to Ground

10K

Ω // 15pF

Phase Noise

Offset = 10 Hz

-80

dBc/Hz

100 Hz

-115

dBc/Hz

1K Hz

-135

dBc/Hz

10 KHz

-140

dBc/Hz

100 KHz

-143

dBc/Hz

♦Package and Footprint Identical to

Model 118 Stratum 3E for Upgrade Option

♦Low Phase Jitter: <1pSec

♦+3.3Vdc or +5.0Vdc Operation

♦Precision Low Aging “AT” Cut Crystal

♦Through-Hole or Surface Mount Configuration