OCXO Sine Output High Performance
HCD6 8 0
Specifications
Product
HCD680
Option
Codes
Parameters
Frequency range: 5.0 ~ 20.0MHz
Ageing per day (at despatch):
< 1x10-9
< 5x10-10
< 2x10-10
˿
D
E
F
Frequency stability:
< 1x10-7 per year (option D)
< 2x10-8 per year (option F)
˿
˿
< 1x10-9 per 10% change in V
DD
< 5x10-10 per 10% change in load
Temperature stability:
< 1x10-8
< 5x10-9
< 3x10-9
˿
R
S
T
24.50
(max)
Operating temperature range:
-10 to +60°C
0.50
˿
˿
C
F
G
-20 to +70°C
-40 to +70°C
5.60
1.00Ø
Storage temperature range:
-40 to +90°C
40.64
Output waveform:
Sine wave, 7dBm (±1dBm) into 50⏲
4
5
˿
Other options to +13dBm max
specify
Frequency adjustment:
±5x10-7 (typ) over +0.5 to +7.0V
(sufficient for 10 years ageing min)
Stabilised +7.0V supply provided
50.80
40.64
Supply voltage (VDD):+12V (±0.5V)
+24V (±0.5V)
˿
˿
N
T
Other options from 12~30V
specify
3
2
1
Power consumption:
5.0W max at switch on
1.2W typ when stabilised at 25°C
50.80
BOTTOM VIEW
Warm up:
< 1x10-8 after 8mins at +20°C
PIN
1
CONNECTION
VOLTAGE CONTROL
Allan deviation (ADEV), 1 sec:
< 5x10-13 (5.0MHz)
Freq adjustment
Ref voltage out
RF output
2
1
2
10k multi-turn
1k
< 1x10-12 (10.0MHz)
3
Close-in phase noise (@ 5.0MHz):
< -110 dBc/Hz @ 1Hz, <-135 @ 10Hz
< -123 dBc/Hz @ 1Hz, <-140 @ 10Hz
< -150 dBc/Hz @ 100Hz
4
Ground
˿
4
5
Supply
Scale 1:1
Z
Z
Features
« Temperature stability down to 3ppb
Close-in phase noise (@ 10.0MHz):
< -95 dBc/Hz @ 1Hz, <-130 @ 10Hz
< -108 dBc/Hz @ 1Hz, <-135 @ 10Hz
< -145 dBc/Hz @ 100Hz
˿
« Single 12V supply (12V ~ 30V optional)
« Standard US footprint & pin-out
Far-out phase noise (all freqs):
< -155 dBc/Hz @ 1kHz
< -157 dBc/Hz @ 10kHz
< -157 dBc/Hz @ 100kHz
« “Best in class” close-in phase noise option
Harmonics:
< -30dB wrt carrier
Standard. ˿ Optional - Please specify required code(s) when ordering
Standard Models
Ordering Information
Freq
Specification
Ageing
per day
Temperature
stability
Part No
Part No, or product name + option codes + frequency
eg: HCD680/FTFN 10.0MHz
Option code X (eg HCD680/X) denotes a custom specification.
10.0MHz HCD680/DRFN < 1x10-9
10.0MHz HCD680/FTFN < 2x10-10 < 3x10-9 -20+70°C MP02425
< 1x10-8 -20+70°C MP02424
Tel: +44 1460 256 100
Fax: +44 1460 256 101
E-mail: sales@golledge.com
Web: www.golledge.com
04 May 2011