|
Model |
HCD71 |
|
Frequency |
4 to 60MHz |
|
Output |
Sine wave,1.5V p-p ±0.5V into
50 ohms, options possible |
|
Frequency Ageing Rate per day,
at despatch |
1x10-8 (5x10-9
version available, see HCD170) |
|
Projected Ageing Rate per year |
<7.5x10-7 |
|
Operating Temperature Range |
Standard -20 to +60oC |
|
Temperature Stability |
<2x10-7 over -20oC
to +60oC (5x10-8 available, see HCD170) |
|
Stability With Supply Voltage |
<1x10-7 for 5%
change, frequency control voltage constant |
| Phase
Noise |
Offset |
Typical
values |
| (data
for 10MHz quoted) |
10Hz |
<-110dBc/Hz |
|
100Hz |
<-130 |
|
1kHz |
<-145 |
|
10kHz |
<-150 |
|
50kHz |
<-150 |
|
Warm-Up Error |
± 5x10-8 of final
frequency after 10mins at +25oC |
|
Frequency Adjustment,
(electrical only), +0.5 to +6.0V, stabilised output provided |
±2x10-5 sufficient
for minimum of 10 years ageing |
|
Power Supply |
12 and 24V standard options,
other options from 10-30V possible |
|
Power Consumption |
4.5W maximum at switch on
|
|
Typically
1.2W when stabilised at +25oC |
|
Dimensions (max) |
45.5mm long
|
|
36.2mm
wide |
|
15.0mm
high |
|
Shock |
IEC 68-2-27 Test Ea. 50G for
11mS |
|
Vibration |
IEC 68-2-06 Test Fc. 10-55 Hz,
1.5mm
|
|
55-500Hz,
10G |
|
Storage Temperature |
-40 to +90oC |
|
Humidity |
>90% non-condensing, sealed
package |
|
|
| HCMOS
output version, HCD81, also available: |
| Higher
performance version of HCD71, the HCD170, also available with same size
package and pin-out. |
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