
OCXOs
CFPO-5: Standard OCXO (for Stratum 3E and UMTS)
ISSUE 3; 1 SEPTEMBER 2001
Description
■
SC Cut Standard OCXO (CFPO-5A)
■
AT Cut Standard OCXO (CFPO-5B)
Package Outlines
■
26.0 x 36.0 x 19.0mm (36)
■
36.0 x 26.5 x 19.0mm with oven alarm (36A)
■
36.0 x 26.5 x 12.7mm (36B)
Supply Options
■
Standard: 5V (5)
■
Optional: 3.3V (3.3), 12V (12)
Standard Frequencies
■
8.1920, 10.0, 12.8, 13.0, 16.3840, 19.440, 20.0, 26.0, 38.4,
38.880MHz
Frequency Range
■
4.0960 to 38.88MHz
Power Consumption
■
Warm up: < 3.5W
■
@ 25°C: < 1.8W (calm air)
Warm Up Time @25°C (typical)
■
< ± 1 x 10–7 after 5 minutes (calm air)
Output Compatibility
■
Standard: HCMOS (C)
■
Option: Sine (S) > 0 dBm on 50W load
Frequency Stability Vs Supply Voltage Change
(±5%) and Load Change (1 to 2 HCMOS)
■
<±5
x 10–9
Phase Noise @ 10.0MHz (CFPO-5 A1)
■
10Hz:
<–120 dBc/Hz
■
100Hz: < –140 dBc/Hz
■
1kHz:
< –150 dBc/Hz
■
10kHz: <–155 dBc/Hz
Frequency Control Linearity
■
<±10%
Outline in mm - Package 36
Outline in mm - Package 36A
32
5
4
25.4
26.5 max
36.0
m
a
x
19.0
m
a
x
4.5
m
in
0.8±0.05
17.8
Pin Function
1.
Input supply (+)
2.
Output reference
voltage
3.
N/C
4.
Mechanical GND
and (–) supply
5.
Output signal
1
Bottom
View
All tolerances ±0.2mm
Environmental Specification (non-operating)
■
Vibration: 10g for 10 to 500Hz
■
Shock: 50g for 11ms
■
Storage Temperature Range: –55 to 90°C
Marking Includes
■
Model number (including options)
■
Frequency
■
Serial number
■
Date code (Year/Week)
32
5
4
25.4
26.5 max
36.0
m
a
x
19.0
m
a
x
4.5
m
in
0.8±0.05
17.8
Pin Function
1.
Input supply (+)
2.
Output reference
voltage
3.
N/C
4.
Mechanical ground
and (–) supply
5.
Output signal
1
Bottom
View
All tolerances ±0.2mm
Europe
Tel: +44 (0)1460 270200
Fax: +44 (0)1460 72578
Website: www.cmac.com
Americas Tel: +1 919 941 9333
Fax: +1 919 941 9371
Asia
Tel: +86 755 8826 5991
Fax: +86 755 8826 5990