Features
«Temperature stability down to 20ppb
«Single 5V oven & oscillator supply
«Standard European IEC CO-08 pin-out
«Custom options available
Part No,or product name + option codes + frequenc y
eg: HCD350/ERFL 10.0MHz
HCD350/DPFL 5.0MHz
Option code X (eg HCD350/X) denotes a custom specification.
Ordering Information
Scale 1:1
Specifications
Option
Codes
HCD350
Product
Parameters
쮿Standard. 왏Optional - Please specify required code(s) when ordering
Frequency range: 5.0 ~ 20.0MHz 쮿
Ageing per day (at despatch):
<±1x10-9 쮿D
<±5x10-10 쮿E
<±2x10-10 왏F
Frequency stability:
<±5x10-8 per year 쮿
<±1x10-9 per 10% change in VDD 쮿
Short term stability :
<±1x10-12 over 1 sec 쮿
Temperature stability: < ±2x10-8 쮿P
< ±1x10-8 쮿R
< ±5x10-9 왏S
Operating temperature range:
0 to +50°C왏A
-10 to +60°C왏C
-20 to +70°C쮿F
Storage temperature range:
-40 to +90°C쮿
Output waveform:
Sine wave,7dBm (±2dBm) into 50⏲쮿
Frequency adjustment:
±5x10-7 (typ) over +0.5 to +4.0V 쮿
(sufficient for 10 years ageing min)
Stabilised +4.0V supply provided
Supply voltage (VDD):
+5.0V (±0.5V) 쮿L
Power consumption:
5.0W max at switch on 쮿
1.2W typ when stabilised at 25°C쮿
Warm up:
<±2x10-8 after 8mins at +20°C쮿
Phase noise (@ 10.0MHz):
<-95 dBc/Hz @1Hz 쮿
<-130 dBc/Hz @10Hz 쮿
<-140 dBc/Hz @100Hz 쮿
<-150 dBc/Hz @1kHz 쮿
<-155 dBc/Hz @10kHz 쮿
<-155 dBc/Hz @100kHz 쮿
Harmonics: < -30dB wrt carrier 쮿
Shock: IEC 68-2-27 Test Ea
50G for 11ms 쮿
Vibration: IEC 68-2-06 Test Fc
10-55Hz,1.5mm. 55-500Hz,10G 쮿