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参数资料
| 型号： | FREQCXO-MESM5B50C |
| 厂商： | IQD FREQUENCY PRODUCTS LTD |
| 元件分类： | XO, clock |
| 英文描述： | CRYSTAL OSCILLATOR, CLOCK, 0.3 MHz - 120 MHz, CMOS OUTPUT |
| 封装： | ROHS COMPLIANT, HERMETIC SEALED, CERAMIC, SMD, 4 PIN |
| 文件页数： | 1/2页 |
| 文件大小： | 443K |
| 代理商： | FREQCXO-MESM5B50C |
CLOCK
OSCILLA
TORS
IQD Frequency Products Ltd, Station Road, Crewkerne, Somerset TA18 8AR, United Kingdom
Tel: +44 (1460) 270200; Fax: +44 (1460) 72578;
Email: info@iqdfrequencyproducts.com Web: www.iqdfrequencyproducts.com
CXO-M, -3M SMD CLOCK OSCILLATORS
ISSUE 7; 1 NOVEMBER 2008
Description
Statek manufactured surface mount oscillator in a ceramic
package with a hermetically sealed metal lid
Package Outline
6.5 x 5mm
Terminations
SM1 - Gold over Nickel
- RoHS 2002/95/EC
SM3 - Pb solder dipped
SM5 - Pb free solder dipped
- RoHS 2002/95/EC
Output Compatibility & Load
Tri-state/non tri-state CMOS
Drive Capability: 15pF max
Frequency Stabilities
Please see Electrical Specification table overleaf
Operating Temperature Ranges
C = –10 to 70°C
I = –40 to 85°C
M = –55 to 125°C
Storage Temperature Range
–55 to 125°C
Tri-state Operation
Pad 1 normally high (internal pull-up resistor)
Tri-state type
Pad 1 logic ‘0’, pad 3 high impedance
Pad 1 logic ‘1’, pad 3 output
Enable type (internal oscillator stops, low current)
Pad 1 logic ‘0’, pad 3 high impedance
Pad 1 logic ‘1’, pad 3 output
Supply Voltage
3.3V - CXO-3M
5.0V - CXO-M
Ageing
±10ppm max in 1st year
Environmental Specification
Shock: 3000g peak, 0.3ms, 1/2 sine
Vibration: MIL-STD-202G, Method 204D, Condition D 20g,
10-2000Hz swept sine
Marking Includes
Frequency + Date Code + Pad 1 indicator
Packaging
Tray or Tape and Reel
Minimum Order Information Required
Frequency + Model Number + Load + Enable + Termination
+ Frequency Tolerance @ 25°C + Frequency Stability Over
Operating Temperature Range + Operating Range
Outline (mm)
1.52
1.4
1.6
max
5.0
6.5
Pad Connections
1. Enable/Disable or N/C
2. GND
3. Output
4. +Vs
1.4
Please note: Pad 1 = No connection on non tri-state model
1
2
3
4
1.78
Solder pad layout
5.11
1.65
1.78
3.48
Output Waveform
tr
tf
t
T
90%Vs
10%Vs
50%Vs
0V
+Vs
2.4V
0.4V
Duty cycle = t x 100(%)
T
1.4V
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