Oven Controlled Oscillators (OCXO)
Oven Controlled Oscillators (OCXO) Oven Controlled Oscillators (OCXO)
OCXO's Oven Controlled Oscillators (OCXO) Fordahl 20 20 mm x 20 mm Metal Package (no picture) OCXO SMD Packages Fordahl SMD 1 14 mm x 9 mm Epoxy Package Fordahl SMD 4 25 mm x 22 mm Epoxy/Metal Package OCXO Through Hole Packages Fordahl DIL 14 20.3 mm x 12.7 mm Metal Package Fordahl 36 36 mm x 27 mm Metal Package (no picture) Fordahl 51 51 mm x 41 mm Metal Package (no picture) Fordahl SA - Erlenstrasse 31, 2555 Brügg, Switzerland - Phone +41 32 366 50 50 - Fax +41 32 366 50 59 - E-mail fordahl@fordahl.com
- Page 2 and 3: Series Output DFO S1-LHV (Femtocell
- Page 4 and 5: FREQUENCY CONTROL PRODUCTS M I N I
- Page 6 and 7: FREQUENCY CONTROL PRODUCTS DIL 14 M
- Page 8: FREQUENCY CONTROL PRODUCTS HIGH STA
<strong>OCXO</strong>'s<br />
<strong>Oven</strong> <strong>Controlled</strong> <strong>Oscillators</strong> (<strong>OCXO</strong>)<br />
Fordahl 20<br />
20 mm x 20 mm<br />
Metal Package<br />
(no picture)<br />
<strong>OCXO</strong> SMD Packages<br />
Fordahl SMD 1<br />
14 mm x 9 mm<br />
Epoxy Package<br />
Fordahl SMD 4<br />
25 mm x 22 mm<br />
Epoxy/Metal Package<br />
<strong>OCXO</strong> Through Hole Packages<br />
Fordahl DIL 14<br />
20.3 mm x 12.7 mm<br />
Metal Package<br />
Fordahl 36<br />
36 mm x 27 mm<br />
Metal Package<br />
(no picture)<br />
Fordahl 51<br />
51 mm x 41 mm<br />
Metal Package<br />
(no picture)<br />
Fordahl SA - Erlenstrasse 31, 2555 Brügg, Switzerland - Phone +41 32 366 50 50 - Fax +41 32 366 50 59 - E-mail fordahl@fordahl.com
Series Output<br />
DFO S1-LHV<br />
(Femtocell)<br />
Data Sheet<br />
DFO S1-KH/LH<br />
Data Sheet<br />
HCMOS<br />
TTL<br />
Frequency<br />
Range (Mhz)<br />
HCMOS 10 to 40<br />
DFO S4-KH/LH HCMOS 10 to 120<br />
DFO S4-S<br />
Data Sheet<br />
Series Output<br />
DFO 14-KH/LH<br />
Data Sheet<br />
DFO 20-KH/LH/S<br />
(Stratum III/IIIE)<br />
Data Sheet<br />
DFO 20-KH/LH/S<br />
Data Sheet<br />
DFO 36-KH/S<br />
<strong>OCXO</strong>'s<br />
SMD Models<br />
Temperature ranges &<br />
stability (ppm)<br />
10 to 26 -5 to 70°C | ±0.04<br />
-10 to 60°C | ±0.1<br />
-20 to 70°C | ±0.2<br />
-20 to 70°C | ±0.1<br />
-40 to 85°C | ±0.2<br />
SINE 10 -20 to 70°C | ±0.005<br />
HCMOS<br />
SINE<br />
Frequency<br />
Range (Mhz)<br />
Through Hole Models<br />
Temperature ranges &<br />
stability (ppm)<br />
Fordahl SA - Erlenstrasse 31, 2555 Brügg, Switzerland - Phone +41 32 366 50 50 - Fax +41 32 366 50 59 - E-mail fordahl@fordahl.com<br />
Size<br />
14 x 9 mm<br />
epoxy<br />
14 x 9 mm<br />
epoxy | metal<br />
25 x 22 mm<br />
epoxy | metal<br />
25 x 22 mm<br />
epoxy | metal<br />
Size<br />
Supply<br />
Voltage (V)<br />
3.3<br />
5.0 | 3.3<br />
5.0 | 3.3<br />
12<br />
Supply<br />
Voltage (V)<br />
10 to 80 -10 to 60°C | ±0.1 to ±0.5 DIL 14 5.0 | 3.3<br />
HCMOS 10 to 25 0 to 70°C |
FREQUENCY CONTROL PRODUCTS<br />
FEMTO BASE STATION SURFACE MOUNT <strong>OCXO</strong><br />
KEY FEATURES<br />
10 to 26 MHz<br />
Femto stations compliant over -5 to 70°C up<br />
to 26 MHz<br />
APPLICATIONS<br />
Bases stations<br />
Function DFO S1<br />
V control 1<br />
GND 2<br />
Output 3<br />
Vcc 4<br />
Please consult our application note about PCB design<br />
DFO S1-LHV (3.3 V)<br />
TYPE DFO S1 FBS REVISION PL03 CHECKED NE DATE 02.04.2008 PAGE<br />
9.1±0.2<br />
5.9 +0.1<br />
-0.2<br />
8.9<br />
1.4<br />
2.54<br />
1.0<br />
1.27<br />
14.8±0.3<br />
5.08<br />
4 3<br />
TYPE DFO S1-LHV<br />
Frequency Range 10 to 26 MHz<br />
Standard Frequencies 13, 19.2 & 26 MHz<br />
ELECTRICAL SPECIFICATIONS<br />
supply voltage 3.3 V ± 5 %<br />
supply power ( warm-up) @ 25°C ≤ 1.9 W; 1.7 W typ.<br />
supply power ( steady state) @ - 5°C 0.6 W typ.<br />
supply power ( steady state) @ 25°C 0.4 W typ.<br />
output load HCMOS 15 pF or 2 TTL<br />
duty cycle @ 50% level 45/55...55/45 %<br />
rise/fall times (10 to 90 %) ≤ 5 ns<br />
high/low levels or output amplitude ≥ 2.8 V/ ≤ 0.3 V<br />
SSB phase noise (1 Hz B.W.) -85 dBc/Hz @ 10 Hz<br />
(Typical values at 19.2 MHz) -115 dBc/Hz @ 100 Hz<br />
-140 dBc/Hz @ 1 kHz<br />
-150 dBc/Hz @ 10 kHz<br />
warm-up time @ 25°C ≤ 5 min to reach ± 100 ppb<br />
FREQUENCY STABILITY detailed tolerances [ ppm ]<br />
type<br />
temperature<br />
range<br />
model<br />
code<br />
stability versus:<br />
Vcc ± 1 % ageing<br />
Medium term holdover<br />
24 hrs<br />
Holdover<br />
all types<br />
steady state<br />
-5 to 70°C FBS ≤ ± 0.02<br />
± 3 typ.<br />
over 5 years<br />
1<br />
5.08<br />
2<br />
PC board footprint<br />
≤ ± 0.1 for 5 days (30 to 50°C)<br />
≤ ± 0.25 for 14 days (-5 to 70°C)<br />
voltage control on pin 1 (positive slope )<br />
≥ ± 4 ppm, ≤ ± 8 ppm relative to frequency at Vco = 1.65 V<br />
sufficient for 5 years calibration<br />
1.65 V ± 1.35 V<br />
Input impedance ≥ 50 kΩ,<br />
ORDERING CODE type + option code + frequency + model code<br />
Example DFO S1-LHV 19.200 MHz FBS<br />
≤ ± 0.07<br />
(30 to 50°C)
FREQUENCY CONTROL PRODUCTS<br />
M I N I A T U R E S U R F A C E M O U N T O C X O<br />
KEY FEATURES<br />
10 to 26 MHz<br />
± 0.25 ppm over -20 to 70°C up to 26 MHz<br />
APPLICATIONS<br />
Bases stations, frequency reference<br />
Function DFO S1<br />
V control 1<br />
GND 2<br />
Output 3<br />
Vcc 4<br />
Please consult our application note about PCB design<br />
D F O S 1 - L H V ( 3 . 3 V )<br />
TYPE DFO S1 REVISION PL01 CHECKED NE DATE 10.04.2008 PAGE<br />
9.1±0.2<br />
5.9 +0.1<br />
-0.2<br />
8.9<br />
1.4<br />
2.54<br />
1.0<br />
1.27<br />
14.8±0.3<br />
5.08<br />
4 3<br />
TYPE DFO S1-LHV<br />
Frequency Range 10 to 26 MHz<br />
Standard Frequencies 12.8, 13, 19.2, 20 & 26 MHz<br />
ELECTRICAL SPECIFICATIONS<br />
supply voltage 3.3 V ± 5 %<br />
supply power ( warm-up) @ 25°C ≤ 1.9 W; 1.7 W typ<br />
supply power ( steady state) @ - 20°C 0.7 W typ.<br />
supply power ( steady state) @ 25°C 0.4 W typ.<br />
output load HCMOS 15 pF or 2 TTL<br />
duty cycle @ 50% level 45/55...55/45 %<br />
rise/fall times (10 to 90 %) ≤ 5 ns<br />
high/low levels or output amplitude ≥ 2.8 V/ ≤ 0.3 V<br />
SSB phase noise (1 Hz B.W.) -85 dBc/Hz @ 10 Hz<br />
(Typical values at 19.2 MHz) -115 dBc/Hz @ 100 Hz<br />
-140 dBc/Hz @ 1 kHz<br />
-150 dBc/Hz @ 10 kHz<br />
warm-up time @ 25°C ≤ 5 min to reach ± 100 ppb<br />
FREQUENCY STABILITY detailed tolerances [ ppm ]<br />
type<br />
temperature<br />
range<br />
model<br />
code temperature<br />
stability versus:<br />
Vcc ± 1 % load ± 10 % ageing<br />
calibration<br />
@ 25°C<br />
all types<br />
0 to 70°C B27<br />
-20 to 70°C* C258<br />
≤ ± 0.2<br />
≤ ± 0.25<br />
≤ ± 0.02 ≤ ± 0.01 ≤ ± 0.5<br />
by control<br />
voltage<br />
remark ageing is 1 st year at 25°C<br />
voltage control on pin 1 (positive slope )<br />
≥ ± 4 ppm, ≤ ± 10 ppm relative to frequency at Vco = 1.65 V<br />
sufficient for 5 years calibration<br />
1.65 V ± 1.35 V<br />
Input impedance ≥ 50 kΩ,<br />
ORDERING CODE type + option code + frequency + model code<br />
Example DFO S1-LHV 20.000 MHz C17<br />
1<br />
5.08<br />
2<br />
PC board footprint
FEATURES<br />
10 MHz<br />
Standard package<br />
Very high stability<br />
APPLICATIONS<br />
Instrumentation, reference<br />
Function DFO S4<br />
Output 1<br />
<strong>Oven</strong> alarm output 2<br />
GND 3<br />
V ref. 4<br />
Voltage control 5<br />
E/D 6<br />
Vcc 7<br />
FREQUENCY CONTROL PRODUCTS<br />
H I G H P E R F O R M A N C E S M D O C X O<br />
T Y P E D F O S 4 - S<br />
TYPE DFO S4-S<br />
Frequency 10 MHz<br />
ELECTRICAL SPECIFICATIONS<br />
supply voltage 12 V ± 5 %<br />
supply current (no load) @ 25°C ≤ 100 mA<br />
supply current during warm up ≤ 350 mA<br />
output load SINE WAVE, 50 Ω<br />
output level ≥ + 5 dBm, ≤ +10 dBm<br />
harmonics -20 dBc<br />
SSB phase noise (1 Hz B.W.) -145 dBc/Hz @ 100 Hz<br />
-150 dBc/Hz @ 1 kHz<br />
-150 dBc/Hz @ 10 kHz<br />
-150 dBc/Hz @ 100k Hz<br />
Enable/disable (pin 6) low = disable, high = enable<br />
<strong>Oven</strong> alarm output (pin 2) low = alarm, high = oven ready<br />
V ref. (pin 4) 5 V<br />
warm up time ≤ ± 10 ppb in 10 min @ 25°C<br />
FREQUENCY STABILITY detailed tolerances after 30 days of operation<br />
temperature model stability versus :<br />
type<br />
range code Temperature Vcc ± 5 % Load ± 5 %<br />
Daily<br />
ageing<br />
Yearly<br />
ageing<br />
Calibration<br />
@ 25°C<br />
all types -10 to 60°C D5 ≤ ± 5 ppb ± 0.5 ppb typ. ≤ ± 0.5 ppb ≤ ± 0.5 ppb ≤ ± 30 ppb ≤ ± 50 ppb<br />
Long term ageing ≤ ± 500 ppb over 15 years<br />
Short term stability (Allan variance) 5 x 10 -12 for Ƭ = 1 sec., 1 x 10 -11 for Ƭ = 10 sec.<br />
OPTIONS CODE<br />
external voltage V 0 V to Vref centered @ 2.5 V ≥ ± 1 ppm<br />
ORDERING CODE type + option code + frequency + model code + voltage<br />
Example DFO 25-S 10 MHz D5/12<br />
TYPE DFO S4-S REVISION 00 CHECKED NE DATE 19.05.2008 PAGE XX<br />
2.5<br />
H±0.2<br />
8.9<br />
8.9<br />
2.5<br />
20.4<br />
3.0<br />
4.0<br />
20.4<br />
25.4±0.2 22.2±0.5<br />
1.2<br />
7.6<br />
1<br />
2<br />
23.6<br />
7<br />
6<br />
5<br />
3 4<br />
7.62<br />
17.8<br />
H = 11mm<br />
PC board footprint
FREQUENCY CONTROL PRODUCTS<br />
DIL 14 MINIATURE <strong>OCXO</strong><br />
TYPES DFO 14-KH (5 V) & DFO 14-LH (3.3 V)<br />
FEATURES<br />
10 to 30 MHz<br />
Small size and tight stability<br />
APPLICATIONS<br />
Instrumentation, reference<br />
Function DFO 14<br />
N.C. or V. control 1<br />
GND 7<br />
Output 8<br />
Vcc 14<br />
TYPE DFO 14-KH DFO 14-LH<br />
Frequency Range 10 to 30 MHz<br />
Standard frequencies 12.8, 16.384, 19.44 & 20 MHz<br />
ELECTRICAL SPECIFICATIONS<br />
supply voltage 5 V ± 5 % 3.3 V ± 5 %<br />
supply current (no load) @ 25°C ≤ 250 mA ≤ 300 mA<br />
supply current during warm up ≤ 500 mA ≤ 800 mA<br />
output load HCMOS 15 pF or 2 TTL HCMOS 15 pF or 2 TTL<br />
duty cycle @ 2.5 V 40/60...60/40 % 40/60...60/40 %<br />
rise & fall times (10 to 90%) ≤ 10 ns ≤ 10 ns<br />
high/low levels ≥ 4.5 V/≤ 0.5 V ≥ 2.7 V/≤ 0.5 V<br />
SSB phase noise (1 Hz BW) @ 10 Hz -95 dBc/Hz -95 dBc/Hz<br />
(typical @ 12.8MHz) @ 100 Hz -120 dBc/Hz -120 dBc/Hz<br />
@ 1kHz -140 dBc/Hz -140 dBc/Hz<br />
@ 10 kHz -145 dBc/Hz -145 dBc/Hz<br />
@100kHz -150 dBc/Hz -150 dBc/Hz<br />
H = 8.8 mm<br />
warm up time to reach ≤ 1 x 10E-7 ≤ 5 min @ 25°C ref @ 1 hr frequency ≤ 5 min @ 25°C ref @ 1 hr frequency<br />
FREQUENCY STABILITY detailed tolerances<br />
type<br />
temperature<br />
range<br />
model<br />
code temperature<br />
stability versus :<br />
ageing/day ageing/ 1<br />
Calibration<br />
st year short term @ 25°C<br />
-20 to 70°C C1727 ≤ ± 1 x 10 E -7 ≤ 2 x 10 E -7<br />
-20 to 70°C C1757 ≤ ± 1 x 10 E -7 ≤ 5 x 10 E DFO 14<br />
-7<br />
-20 to 70°C C2757 ≤ ± 2 x 10 E ≤ 1.5 x 10<br />
-7<br />
E -8<br />
≤ 5 x 10 E ≤ 1 x 10<br />
-7<br />
E -10 ≤ ± 0.5 x 10 E -6<br />
stability versus supply voltage ≤ 1 x 10 E -8 for Vcc ± 5 %<br />
OPTIONS CODE<br />
external voltage V 2.5 V ± 2.25 V ≥ ± 2 ppm, positive slope 1.65 V ± 1.5 V ≥ ± 2 ppm, positive slope<br />
ORDERING CODE type + option code + frequency + model code + voltage value<br />
Example DFO 14-LH 20 MHz C1727<br />
TYPE DFO 14-KH/LH REVISION 02 CHECKED NE DATE 13.12.2005 PAGE xx<br />
PIN 1<br />
12.7±0.1<br />
H±0.1<br />
6.3<br />
7.62<br />
0.45<br />
20.3±0.1<br />
15.24<br />
0.75±0.1
FREQUENCY CONTROL PRODUCTS<br />
STRATUM III & IIIE <strong>OCXO</strong><br />
TYPES DFO 20-KH (5 V) & DFO 20-LH (3.3 V)<br />
FEATURES<br />
10 to 25 MHz<br />
Stratum IIIE compliant over -40 to 85°C<br />
Stratum III compliant over -40 to 85°C<br />
APPLICATIONS<br />
Stratum III & Stratum IIIE<br />
Function DFO 20<br />
Vcc 1<br />
Output 2<br />
GND 3<br />
N.C. 4<br />
N.C. 5<br />
TYPE DFO 20-KH DFO 20-LH<br />
Frequency Range 10 to 25 MHz<br />
Standard frequencies 12.8, 16.384, 19.44 20 & 25 MHz<br />
ELECTRICAL SPECIFICATIONS<br />
supply voltage 5 V ± 5 % 3.3 V ± 5 %<br />
supply current (no load) @ 25°C ≤ 250 mA ≤ 300 mA<br />
supply current during warm up ≤ 500 mA ≤ 800 mA<br />
output load HCMOS 15 pF or 2 TTL HCMOS 15 pF or 2 TTL<br />
duty cycle @ 2.5 V 40/60...60/40 % 40/60...60/40 %<br />
rise & fall times (10 to 90%) ≤ 10 ns ≤ 10 ns<br />
high/low levels ≥ 4.5 V/≤ 0.5 V ≥ 2.7 V/≤ 0.5 V<br />
SSB phase noise (1 Hz BW) @ 1 Hz -95 dBc/Hz -95 dBc/Hz<br />
(typical @ 12.8MHz) @ 10 Hz -120 dBc/Hz -120 dBc/Hz<br />
@ 100 Hz -140 dBc/Hz -140 dBc/Hz<br />
@ 1 kHz -145 dBc/Hz -145 dBc/Hz<br />
warm up time to reach ≤ 1 x 10E-7 ≤ 5 min @ 25°C ref @ 1 hr frequency ≤ 5 min @ 25°C ref @ 1 hr frequency<br />
FREQUENCY STABILITY detailed tolerances after 30 days of operation<br />
type<br />
temperature<br />
range<br />
model<br />
code<br />
stability versus:<br />
temperature Vcc ± 5 % ageing<br />
overall<br />
stability<br />
Holdover<br />
stability<br />
24 hrs<br />
drift<br />
calibration<br />
@ 25°C<br />
Telcordia GR-1244 CORE Stratum III/IIIE or ITU-T G.813 option 1<br />
all types<br />
DEFINITIONS<br />
-20 to 70°C CS3<br />
-40 to 85°C ES3<br />
0 to 70°C BS3E<br />
-40 to 85°C ES3E<br />
≤ ± 0.28<br />
ppm<br />
≤ ± 1 x<br />
10E-8<br />
≤ ± 1 x<br />
10E-8<br />
≤ ± 2.5 x<br />
10E-9<br />
≤ ± 3.5<br />
ppm/<br />
15 years<br />
≤ ± 3.5<br />
ppm/<br />
15 years<br />
≤ ± 4.6<br />
ppm/<br />
15 years<br />
≤ ± 4.6<br />
ppm/<br />
15 years<br />
≤ ± 0.37<br />
ppm<br />
≤ ± 12 x<br />
10E-9<br />
≤ ± 4 x<br />
10E-8<br />
≤ ± 1 x<br />
10E-9<br />
≤ ± 5 x<br />
10E-7<br />
≤ ± 5 x<br />
10E-7<br />
24 hours drift GR-1244-CORE<br />
24 hours holdover mode Over full temperature range and Vcc ± 1 % (CS3 & ES3), and Vcc ± 0.25 % (BS3E)<br />
ORDERING CODE type + option code + frequency + model code + voltage value<br />
Example DFO 20-LH 12.8 MHz BS3E<br />
TYPE DFO 20 SIII REVISION 03 CHECKED NE DATE .18.10.2007 PAGE xx<br />
20.3±0.1<br />
H<br />
5.1<br />
15.24<br />
0.45<br />
1 2<br />
5<br />
20.3±0.1<br />
7.62 7.62<br />
3<br />
4<br />
0.4±0.1<br />
H = 11mm
FREQUENCY CONTROL PRODUCTS<br />
HIGH STABILITY MINIATURE <strong>OCXO</strong><br />
TYPES DFO 20-KH (5 V) & DFO 20-LH (3.3 V)<br />
FEATURES<br />
10 to 30 MHz<br />
Low profile package<br />
Tight stability<br />
APPLICATIONS<br />
Instrumentation, reference<br />
Function DFO 20<br />
Vcc 1<br />
Output 2<br />
GND 3<br />
N.C. or V. control 4<br />
N.C. 5<br />
TYPE DFO 20-KH DFO 20-LH<br />
Frequency Range 10 to 30 MHz<br />
Standard frequencies 10, 12.8 & 19.44 MHz<br />
ELECTRICAL SPECIFICATIONS<br />
supply voltage 5 V ± 5 % 3.3 V ± 5 %<br />
supply current (no load) @ 25°C ≤ 250 mA ≤ 300 mA<br />
supply current during warm up ≤ 500 mA ≤ 800 mA<br />
output load HCMOS 15 pF or 2 TTL HCMOS 15 pF or 2 TTL<br />
duty cycle @ 2.5 V 40/60...60/40 % 40/60...60/40 %<br />
rise & fall times (10 to 90%) ≤ 10 ns ≤ 10 ns<br />
high/low levels ≥ 4.5 V/≤ 0.5 V ≥ 2.7 V/≤ 0.5 V<br />
SSB phase noise (1 Hz BW) @ 1 Hz -75 dBc/Hz -75 dBc/Hz<br />
(typical @ 12.8MHz) @ 10 Hz -100 dBc/Hz -100 dBc/Hz<br />
@ 100 Hz -125 dBc/Hz -125 dBc/Hz<br />
@ 1 kHz -140 dBc/Hz -140 dBc/Hz<br />
warm up time to reach ≤ 1 x 10E-7 ≤ 5 min @ 25°C ref @ 1 hr frequency ≤ 5 min @ 25°C ref @ 1 hr frequency<br />
FREQUENCY STABILITY detailed tolerances<br />
type<br />
temperature<br />
range<br />
model<br />
code temperature<br />
stability versus :<br />
ageing/day ageing/ 1<br />
Calibration<br />
st year short term @ 25°C<br />
DFO 20 -20 to 70°C C1727 ≤ ± 1 x 10 E -7 ≤ 1.5 x 10 E -8 ≤ 2 x 10 E -7 ≤ 1 x 10 E -10 ≤ ± 0.5 x 10 E -6<br />
stability versus supply voltage ≤ 1 x 10 E -8 for Vcc ± 5 %<br />
OPTIONS CODE<br />
external voltage V 2.5 V ± 2.25 V ≥ ± 2 ppm, positive slope 1.65 V ± 1.5 V ≥ ± 2 ppm, positive slope<br />
ORDERING CODE type + option code + frequency + model code + voltage value<br />
Example DFO 20-LHV 10 MHz C1727<br />
TYPE DFO 20I REVISION 00 CHECKED NE DATE 22.02.2005 PAGE xx<br />
20.3±0.1<br />
H<br />
5.1<br />
15.24<br />
0.45<br />
1 2<br />
5<br />
20.3±0.1<br />
7.62 7.62<br />
3<br />
4<br />
0.4±0.1<br />
H = 11mm