Ceramic Resonator
Series Number Package Description Last Modified
643 F-11 Narrow Band Two-Port SAW Jan. 01 2002
FEATURES
- Quartz Stability
- Industry standard package
- RoHs Compliant
OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
PARAMETERS SYMBOL CHARACTERISTICS UNITS
Center Frequency Fc 418.0 ~ 434.0  ±0.075 MHz
Insertion Loss IL 6.0 dB
Unloaded Q - 13000 -
50 Ohms Loaded Q - 6000 -
Turnover Temperature To 35 °C
Freq. Temp. Coefficient FTC 0.037 PPM/°C
Frequency Aging IfAI 10 max. typ. PPM/Y
DC Insulation Resistance Between any 2 pins 1 min. Mohm
Turnover Frequency Fo Fc ±21 KHz
Operating Temperature TOPR -10 to +60 °C
Package - F-11 -
PART NUMBER GUIDE
Part Number Frequency
643-418.0M 418.0 MHz
643-433.42M 433.42
643-434.0M 434.0
NOTE: Deviations on all parameters available.  Please consult Oscilent for details.
DEFINITIONS: Click on the characteristic names above, for definitions of the particular characteristic.
Oscilent Corporation - CALL 949.252.0522
18195 East McDurmott Street . Building D . Irvine . CA 92614 . USA
Fax: 949.252.0599 . E-Mail: Sales@Oscilent.com		 Series No.:
643

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