12V OCXO Fast Warm Up
HCD665SC & HCD666SC
Specifications
HCD665SC: Sine wave output
HCD666SC: HCMOS / TTL output
Product
Option
Codes
Parameters
665SC
666SC
Frequency range: 4.0 ~ 16.0MHz
(5.0 & 10.0MHz are standard)
Frequency stability:
2x10-10 / day at despatch
2x10-8 / year max
1x10-9 per 10% change in VDD
5x10-10 per 10% change in load
51.00 (max)
Short term stability (1 sec):
5x10-12 (5.0MHz)
25.00
(max)
1x10-11 (10.0MHz)
Temperature stability:
3x10-9 over -20 to +70°C
5.00
1.00Ø
Operating temperature range:
-20 to +70°C
˿
˿
21.00
21.00
Other options from -40°C
specify
specify
Storage temperature range:
3
2
1
-40 to +90°C
Output waveform:
Sine wave, 7dBm ( 1dBm) into 50⏲
Other options to +13dBm into 50⏲
HCMOS / TTL compatible
˿
41.00
(max)
32.00
Frequency adjustment:
5x10-7 typ, +0.5 to +7.0V
(sufficient for 10 years ageing min)
Stabilised +7.0V supply provided
4
5
Supply voltage (VDD):
+12.0V ( 0.5V)
BOTTOM VIEW
˿
˿
PIN
CONNECTION
Ground
VOLTAGE CONTROL
Other options from 12~30V
specify
1
2
3
4
5
3
2
Power consumption:
10.0W max at switch on
1.3W typ when stabilised at 25°C
Freq adjustment
Ref voltage out
Supply
10k multi-turn
1k
1
Scale 1:1
RF output
Warm up:
1x10-8 after 4.5mins at -20°C
1x10-8 after 2.25mins at +25°C
Features
Phase noise (@ 10.0MHz):
< -130dBc/Hz @ 10Hz
< -145dBc/Hz @ 100Hz
< -155dBc/Hz @ 1kHz
< -158dBc/Hz @ 10kHz
< -160dBc/Hz @ 50kHz
➠
➠
➠
➠
➠
Fast warm up
Standard European pin-out
High performance
Shock:
IEC 68-2-27 Test Ea
50G for 11ms
SC cut overtone crystal
Custom options available
Vibration:
IEC 68-2-06 Test Fc
10-55Hz, 1.5mm. 55-500Hz, 10G
Standard. ˿ Optional - Please specify required code(s) when ordering
Ordering Information
Product name + option codes (if any) + frequency
eg: HCD665SC 10.0MHz
HCD666SC 5.0MHz
Option code X (eg HCD665SC/X) denotes a custom spec.
Tel: +44 1460 256 100
Fax: +44 1460 256 101
E-mail: sales@golledge.com
Web: www.golledge.com
03 Mar 2000