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CO-706S, CO-707S Series Oven Controlled Crystal Oscillators (OCXO)


CO-706S

Features:
  • Frequencies from 1 to 25 MHz
  • Superior Aging Characteristics
  • Excellent Temperature Stabilities
  • SC/IT Cut Crystal
  • Low Phase Noise option



OCXOs - Basic Series Ultra Stable
Frequency 5 MHz (available to 75 MHz)
Temperature Stability
(Temp. Range A)
+15°C to +35°C
CO-70 [  ] A19-V: ±1x10-9
CO-70 [  ] A310-V: ±3x10-10 *
(Temp. Range B)
0°C to +50°C
CO-70 [  ] B29-V: ±2x10-9
CO-70 [  ] B510-V: ±5x10-10 *
(Temp. Range D)
-20°C to +70°C
CO-70 [  ] D59-V: ±5x10-9
CO-70 [  ] D29-V: ±2x10-9 *
(Temp. Range G)
-55°C to +75°C
CO-70 [  ] G28-V: ±2x10-8
CO-70 [  ] G59-V: ±5x10-9 *
(Temp. Range F)
-55°C to +85°C
CO-70 [  ] F38-V: ±3x10-8
CO-70 [  ] F18-V: ±1x10-8 *
* N/A with "L2" or "N" option
Aging [ 6 ] 3x10-10/day
(4X10-8/year)
[ 7 ] 1x10-10/day
(2x10-8/year)
** 1x10-10/day models in 4-6.25 MHz range and at mutliples and some binary divisions of 4-6.25 MHz.
Restabilization at 25°
(freq. relative to that 2 hrs. after turn-on, following 24 hrs. off)
 
1x10-7 16 minutes
3x10-8 18 minutes
1x10-8 23 minutes
Output Level 0.5 Vrms/ 50, 1 Vrms opt.
HCMOS/TTL optional
Supply Voltage (±5%) + 15 Vdc standard (12-24 Vdc optional);
+ 15 Vdc and 15 Vdc for HCMOS/TTL: Option "N":
+5 Vdc supply with HCMOS/TTL output available
Input Power <6 Watts at turn-on
Frequency Adjustment Both mechanical and electrical
Size < 12.5 MHz: 2" x 2" x 2.75"
>12.5 MHz: 2" x 2" x 3.25"
solder header, studs
Phase Noise (typical)
(with sinwave output
4-12 MHz)
Offset Standard Option L2*
10 Hz -115 dBc/Hz -135 dBc/Hz
100 Hz -140 dBc/Hz -155 dBc/Hz
1 kHz -145 dBc/Hz -165 dBc/Hz
10 kHz -148 dBc/Hz -168 dBc/Hz
50 kHz -150 dBc/Hz -168 dBc/Hz
* Output is >10dBm. Specify RF

 
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CO-706S/707S


Dimensions in inches.

Pinouts
Pin
1
2
3
4
*5
*6
7
Function
Output
Case
0 Volts, Case
Supply (+)
VCXO Supply
VCXO Input
Case

*For fine tuning adjustment, connect ends of a 20k wirewound potentiometer to pins 5 and 7, with wiper arm to pin 6.
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