CFPO-DO Series
ISSUE 1; 19 OCTOBER 2004
Description
Environmental Specification (non-operating)
■
Storage temperature range -55 to 85°C
Shocks - half-sine 50g 11ms / 3 per direction
IEC 68-2-27Test Ea / Severity 50A
Vibration - 10g / 10-500Hz IEC 68-2-06 Test
Fc / Severity 500/10
■
■
The CFPO-DO series are a range of Super Single Oven
OCXO’s designed as a compact and smart frequency
source/time keeping reference for all synchronization
systems including global ositioning system (GPS)
based equipment
■
Marking (printed label on top of can)
■
■
■
■
■
C-MAC or Customer’s Logo
CFPO-DO series key performances are:-
C-MAC or Customer’s Part Number
Nominal Frequency (Fo) in MHz
Serial Number (1 letter & 5 numbers )
Date Code (4 digits for year and week)
■
Holdover better than 7µs over 24 hours
Frequency stability over operating temperature range
( see table text )
■
■
Frequency stability versus change of all operating
conditions (pressure, supply, load, etc.)
Phase Noise @10.0MHz typical (sinewave)
■
■
■
■
10Hz -125dBc/Hz
100Hz -145dBc/Hz
1kHz -155dBc/Hz
10kHz -158dBc/Hz
Package Options (metal leaded package, hermetically
sealed)
■
■
■
■
CFPO-DO-1 50.8 x 50.8 x 25.0mm (50)
CFPO-DO-2 51.0 x 41.0 x 25.0mm (51)
CFPO-DO-3 51.0 x 41.0 x 19.05mm (51B)
CFPO-DO-4 40.0 x 30.0 x 20.0mm (40)
Outline in mm - Package 50 (without Oven Alarm)
20.3 20.3
Pin Function
Supply Options
Standard: 12V 5ꢀ (12)
1. Input frequency control
3
1
2
■
2. Output ref. voltage
3. Output signal
4. Mechanical GND
and (–) supply
Bottom View
Standard Frequencies
10.0, 12.8, 13.0MHz
■
4
5
5. Input supply (+)
Frequency Ranges
50.8SQ max
■
8.192 to 15.0MHz
-7
■
Initial tolerance @ 25°C Fo 1x10
Power Consumption
■
Warm-up: <750mA
■
@25°C: <250mA (calm air)
Warm Up Time @ 25°C (typical)
-8
■
1 x 10 after 10 mins
All tolerances 0.2mm
∅1.0 0.05
Retrace after 24 Hours off @25°C (typical)
-9
■
3 x 10 after 60 minutes
Outline in mm - Package 40 (with Oven Alarm)
Frequency Adjustment
-7
■
> 3 x 10 from 0V to reference voltage, monotonic
Bottom
25.4
Pin Function
& standard positive slope (negative slope optional).
Sufficient to cover 10 years ageing
View
22.9
1. Input frequency control
2. Output reference
voltage
3. Input supply (+)
4. Output signal
5. Mechanical GND
and (-) supply
3
4
5
6
2
1
Oven Alarm “logic level” signal (optional) (A)
Logic “0” during warm-up time and if oven is not
operating
■
40.0 max
■
Logic “1” when temperature regulation is operating
Reference Voltage
■
Standard Reference voltage output +8V
■
Optional +5.0V or +6.2V (except Package 40)
All tolerances 0.2mm
Output Compatibility
0.8 0.05
∅
■
Sinewave +7dBm 2dBm into 50Ω load (S)
■
Squarewave optional (C)
Harmonic Distortion
■
Harmonics & sub-harmonics < -30dBc
Non-Harmonics < -75dBc
■
Europe Tel: +44 (0)1460 270200
AmericasTel: +1 919 941 9333
Fax: +44 (0)1460 72578
Fax: +1 919 941 9371
Fax: +86 755 8826 5990
Website: www.cmac.com
Asia
Tel: +86 755 8826 5991
5秒后页面跳转
全球首块英伟达H200交付 黄仁勋“送货上门”
常用8脚开关电源芯片型号大全
74HC04芯片引脚图及功能、应用电路图讲解
CR6842芯片参数、引脚配置、应用电路图详解
微信公众号
抖音公众号
浙公网安备 33010502006866号 浙ICP备10014259号-119
营业执照ICP证
数据手册
如果您发现信息不准确，
