OCXO HCMOS Output High Performance
HCD661
Specifications
Product
HCD661
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 VDD
< ±5x10-10 per 10% change in load
˿
˿
51.00 (max)
Short term stability:
< ±1x10-12 over 1 sec (5.0MHz)
Temperature stability: < ±1x10-8
˿
R
S
T
24.50
(max)
< ±5x10-9
< ±±x10-9
0.50
Operating temperature range:
0 to +50°C
5.60
˿
˿
˿
A
C
F
1.00Ø
-10 to +60°C
-20 to +70°C
-40 to +70°C
21.00
21.00
G
Storage temperature range:
3
2
1
-40 to +90°C
Output waveform:
HCMOS / TTL compatible
41.00
(max)
32.00
16.00
Frequency adjustment:
±5x10-7 (typ) over +0.5 to +7.0V
(sufficient for 10 years ageing min)
Stabilised +7.0V supply provided
4
5
Supply voltage (VDD):
+12V (±0.5V)
˿
˿
N
P
+15V (±0.5V)
Other options from 12~±0V
25.00
specify
BOTTOM VIEW
Power consumption:
5.0W max at switch on
1.2W typ when stabilised at 25°C
PIN
1
CONNECTION
Ground
VOLTAGE CONTROL
3
2
10k multi-turn
2
Freq adjustment
Ref voltage out
Supply
Warm up:
3
< ±1x10-8 after 8mins at +20°C
1k
4
1
5
RF output
Phase noise (@ 10ꢀ0MHz):
< -1±0 dBc/Hz @ 10Hz
< -140 dBc/Hz @ 100Hz
< -155 dBc/Hz @ 1kHz
< -158 dBc/Hz @ 10kHz
< -160 dBc/Hz @ 50kHz
Scale 1:1
Features
«
«
«
«
Temperature stability down to 3ppb
Single 12V supply (12V ~ 30V optional)
Standard European pin-out
Harmonics:
Shock:
< -±0dB wrt carrier
IEC 68-2-27 Test Ea
50G for 11ms
Vibration:
IEC 68-2-06 Test Fc
Custom options available
10-55Hz, 1.5mm. 55-500Hz, 10G
Standard. ˿ Optional - Please specify required code(s) when ordering
Standard Models
Freq
Specification Ageing
per day
Temperature
stability
Part No
Ordering Information
Part No, or product name + option codes + frequency
eg: HCD661/DRFN 10ꢀ0MHz
HCD661/FTFN 5ꢀ0MHz
Option code X (eg HCD661/X) denotes a custom specification.
5.0MHz HCD661/DRFN ±1x10-9
5.0MHz HCD661/FTFN ±2x10-10 ±±x10-9 -20+70°C MS06948
10.0MHz HCD661/DRFN ±1x10-9 ±1x10-8 -20+70°C MS06945
10.0MHz HCD661/FTFN ±2x10-10 ±±x10-9 -20+70°C MS06947
±1x10-8 -20+70°C MS06946
Tel: +44 1460 256 100
Fax: +44 1460 256 101
E-mail: sales@golledgeꢀcom
Web: wwwꢀgolledgeꢀcom
21 Nov 200±