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TIMING AND SYNCHRONISATION CLOCK SOURCES
Stratum IIIE Stratum III Sonet Minimum Clock Stratum IV/IVE
TELCORDIA
ITU Std

GR-1244 CORE

 GR-1244 CORE
ITU-T G.813 opt. 1		 GR-253 CORE
ITU-T G.813 opt. 2

GR-1244 CORE
Long term stability ±4.6 ppm
20 years		 ±4.6 ppm
15 to 20 years		 ±20 ppm
15 to 20 years		 ±32 ppm
15 to 20 years
Holdover stability (24 hours) ±0.012 ppm ±0.37 ppm ±4.6 ppm N/A
Drift (24 hours) ±0.001 ppm ±0.04 ppm ±0.5 ppm N/A
Model Freqency
(MHz)		 Type 0 to 70°C -40 to 85°C 0 to 70°C -40 to 85°C 0 to 70°C -40 to 85°C 0 to 70°C -40 to 85°C
7 x 5 mm
DFA S2-LHZ/KHZ 5 to 20 TCXO BS3 ES3 BSM ESM
DFN S2-LHZ/KHZ 2 to 130 PXO XB32D XE32D
14 x 9 mm
DFA S1-LHZ/KHZ 5 to 20 TCXO BS3 ES3 BSM ESM
DFN S1-LHZ/KHZ 2 to 130 PXO XB32D XE32D
DFO S1-LHZ/KHZ 10 to 40 OCXO BS3
20 x 13 mm
Model 114 10 to 20 OCXO 114 114
Model 138 12.8 to 25 OCXO 138
25 x 22 mm
DFA S4-LHZ/KHZ 5 to 20 TCXO BS3 ES3
Model 119
 10 to 20 OCXO
119
25 x 25 mm
Model 118 10 to 20 OCXO 118
DIL 14
DFA 14-CLH/CH 5 to 20 TCXO BS3 ES3 BSM ESM
Model 114 10 to 20 OCXO 114 114
Model 138 12.8 to 25 OCXO 138
 
CRYSTAL OSCILLATORS
Model

Voltage
[V]

 Size
[mm]		 Output Frequency
[MHz]		 Stab 0 to 70°C
[± ppm]		 Stab -40 to 85°C
[± ppm]		 Feature
Model 625 1.8/2.5/3.3 2.5 x 2.0 CMOS 1 to 50 25 50 Tri-state
Model 632 1.8/2.5/3.3/5.0 3.2 x 2.5 CMOS 1 to 75 25 50 Tri-state
Model 636 1.8/2.5/3.3/5.0 5.0 x 3.2 CMOS 1.5 to 125 20 to 100 100 Tri-state
Model CB3/CB3LV 3.3/5.0 7 x 5 CMOS 1.5 to 160 20 to 100 25 to 100 Tri-state
Model CB2V5 2.5 7 x 5 CMOS 1 to 125 20 to 50 25 to 100 Tri-state
Model CB1V8 1.8 7 x 5 CMOS 1 to 70 20 to 50 25 to 100 Tri-state
Model 635 2.5/3.3 7 x 5 LVPECL/LVDS 19.44 to 212.5 20 to 50 25 to 100 Enable
Model 658 2.5/3.3 7 x 5 LVPECL/LVDS 62.5 to 670 25 to 100 25 to 100 Enable
DFN S11-B Series 2.5/3.3/5.0 7 x 5 CMOS 1 to 250 25 to 100 25 to 100 Tri-state
DFN S2-H Series 3.3/5.0 7 x 5 CMOS 2 to 130 15 to 25 25 to 75 Tri-state
DFN S2-LE/LL 3.3 7 x 5 LVPECL/LVDS 16 to 213 20 to 100 25 to 100 Enable
DFN S1-H Series 3.3/5.0 14 x 9 CMOS 1 to 130 15 to 50 25 to 100 Tri-state
DFN S1-E Series 3.3/5.0 14 x 9 LV/PECL 16 to 400 20 to 100 20 to 100 Enable
DFN S1-MLECPI 3.3 14 x 9 LV/PECL 400 to 800 20 to 100 25 to 100 Enable
DFN S1-LLPI 3.3 14 x 9 LVDS 16 to 400 20 to 100 20 to 100 Enable
DFN S8-MLS 3.3 20 x 13 50Ω Sinus 300 to 500 20 to 100 25 to 100 -
DFN 14-B/H 5.0 DIL 14 CMOS/TTL 1 to 100 25 to 100 50 to 100 Tri-state
 
VOLTAGE CONTROLED CRYSTAL OSCILLATORS
Model

Voltage
[V]

Size
[mm]

Output

Frequency
[MHz]

Stab 0 to 70°C
[≤ ± ppm]

Stab -40 to 85°C
[≤ ± ppm]

Pulling
[≥ ± ppm]

 Features
DFV S2-H Series 3.3/5.0 7 x 5 CMOS 2 to 52 20 to 50 50 to 100 90 to 100 Tri-state
DFV S2-LECPI 3.3/5.0 7 x 5 PECL 16 to 200 15 to 25 N/A 100 Enable
Model 335 2.5/3.3 7 x 5 LVDS/LVPECL 19.44 to 212.5 25 to 50 25 to 50 100 Enable
Model 357 3.3/5.5 7 x 5 CMOS 1 to 77.76 25 to 50 25 to 50 70 Enable
33510005 3.3 7 x 5 LVPECL 155.52 20 100 Enable
DFV S1-H Series 3.3/5.0 14 x 9 CMOS 2 to 130 15 to 25 25 to 50 100 Tri-state
DFV S1-OH Series 3.3/5.0 14 x 9 CMOS 63 to 156 15 to 25 25 40 to 50 Tri-state
DFV S1-E Series 3.3/5.0 14 x 9 PECL 16 to 200 15 to 25 N/A 100 Enable
DFV S1-MLECPI 3.3 14 x 9 PECL 400 to 800 20 to 50 30 100 Enable
DFV 14-H Series 3.3/5.0 DIL-14 CMOS 1 to 130 15 to 25 25 to 50 100
DFV 14-E Series 3.3/5.0 DIL-14 PECL 16 to 200 15 to 25 N/A 100
 
TEMPERATURE COMPENSATED CRYSTAL OSCILLATORS
Model

Voltage
[V]

Size
[mm]

Output

Frequency
[MHz]

Stab 0 to 70°C
[≤ ± ppm]

Stab -40 to 85°C
[≤ ± ppm]

Pulling
[≥ ± ppm]

 Tri-state
DFA S2-H Series 3.3/5.0 7 x 5 CMOS 5 to 52 0.5 0.5 5 (option) option
DFA S2-H Enhanced 3.0/3.3/5.0 7 x 5 CMOS 5 to 26 0.07 0.1 5 (option) option
DFA S2-UH 3.0 7 X 5 CMOS 5 to 52 0.5 0.5 5 (option) option
DFA S2-O Series 3.0/3.3/5.0 7 x 5 Clipped Sine 5 to 52 0.5 0.5 5 (option) N/A
DFA S1-H Series 3.3/5.0 14 x 9 CMOS 5 to 52 0.5 0.5 5 (option) yes
DFA S1-HA Series 3.3/5.0 14 x 9 CMOS 5 to 52 0.5 1.0 ext. trimmer yes
DFA S1-MLHZ 3.3 14 x 9 CMOS 32 to 125 0.8 1.0 5 (option) yes
DFA S1-MKHZ 5.0 14 x 9 CMOS 32 to 125 1.0 1.0 5 (option) yes
DFA S4-H Series 3.3/5.0 25 x 22 CMOS 5 to 52 0.5 0.5 5 yes
DFA S7-CH Series 3.3/5.0 20 x 13 CMOS 5 to 52 0.5 0.5 5 N/A
DFA 14-CH Series 3.3/5.0 DIL 14 CMOS 5 to 52 0.5 0.5 5 N/A
DFA 14-KH/LH 3.3/5.0 DIL 14 CMOS 2 to 52 1 2 5 trimmer
DFA 14-KO/LO 3.3/5.0 DIL 14 Clipped Sine 2 to 52 1 2 5 trimmer
DFA 14-CO Series 3.0/3.3/5.0 DIL 14 Clipped Sine 5 to 52 0.5 0.5 5 N/A
DFA 36 5.0 to 15 36 x 27 CMOS / Sine 1 to 70 1 2 5 (option) N/A

Not all combinations of stability/frequency/temperature range are possible, please consult factory. More info here.
 
OVEN CONTROLED CRYSTAL OSCILLATORS
Model

Cut

Std Frequencies
[MHz]

Stab. vs Temp.
[ppb]

Temp. Range
[°C]

Aging
[ppb/day]

Supply
[V]

 Output

Package Size
[mm]
Surface Mount Models
DFO S1 Series
 AT 10 to 50
 ±20, ±50
 -40 to 85
 5 3.3 CMOS 14 x 9 x 6.8
Model 1914 AT 12.8 to 26 ±280 -40 to 85 5 3.3/5.0 CMOS 14 x 9 x 8
Model 137 AT 19.44 to 40 200 pk-pk -40 to 85 5 3.3 CMOS 20 x 13 x 11
Model 138 SC 12.8 to 25 10 pk-pk -40 to 85 1 3.3 CMOS 20 x 13 x 11
Model 118 SC 10 to 20 ±8 -40 to 85 1 3.3/5.0 CMOS 25 x 25 x 13
Model 119 SC 10 to 20 ±10 -40 to 85 1 3.3/5.0 CMOS/Sine 25.4 x 22 x 12
Through Hole Models
Model 137 AT 19.44 to 40
 200 pk-pk -40 to 85 5 3.3 CMOS 20 x 13 x 11
Model 138 SC 12.8 to 25
 10 pk-pk -40 to 85 1 3.3 CMOS 20 x 13 x 11
Model 114 AT 10 to 20 ±250 -40 to 85 5 3.3/5.0 CMOS 20 x 13 x 12
Model 118 SC 10 to 20 ±8 -40 to 85 1 3.3/5.0 CMOS 25 x 25 x 13.5
Model 196 SC 10 to 38.88 ±8 -40 to 85 0.5 3.3/5.0/12 CMOS/Sine 37 x 27 x 13.5
Model 121 SC 5 to 15 ±0.1 -20 to 70 0.05 12 Sine 51 x 51 x 25
Model 125 SC 5 or 10 ±0.4 -10 to 70 0.1 12 Sine 51 x 51 x 20

 

AN-12-1 : Miniature OCXO DFO S1
 


 

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