RFM offers a full set of custom embedded wireless networking solutions like Zigbee wireless mesh sensor networks, RF modules, IC transceiver, IC transmitters and IC receivers. RFM, Inc. manufactures low power wireless and RF radio modules, wireless mesh nodes for distributed sensing on distributed sensor networks. Low Power radio, n../arrowband and short range devices, front end saw filters, active RFID, RFIC, coupled resonator filters, single silicon chips in the 70MHZ and 300-1000Mhz range.
 
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RO2043

9.3mm diameter case		 303.875 MHz Resonator - Single Port

• Designed for 303.875 MHz SAW Resonator
• Low Series Resistance
• Quartz Stability
• Rugged, Hermetic, Low-Profile TO39 Case
• Complies with Directive 2002/95/EC (RoHS)

download data sheet Rev Date 03/25/08

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The RO2043 is a true one-port, surface-acoustic-wave (SAW) resonator in a low-profile TO39 case. It provides reliable, fundamental-mode quartz frequency stabilization of fixed-frequency transmitters operating at 303.825 MHz. The RO2043-1 is designed specitically for low-power AM transmitters on remote-control and wireless alarm applications operating in the USA under FCC Part15, in Japan, in Australia, in Korea, and elsewhere.

   
Electrical Characteristics
Characteristic Symbol Minimum Typical Maximum Units
Frequency (+25 °C) Nominal Frequency fC 303.775 303.975 MHz
Tolerance from 303.875 MHz ?fC ±100 kHz
Insertion Loss IL 4.8 7.0 dB
Quality Factor Unloaded Q QU 11300
50 Ohm Loaded Q QL 4600
Temperature Stability Turnover Temperature TO 37 52 67 °C
Turnover Frequency fO fC+8.2 kHz
Frequency Temperature Coefficient FTC 0.037 ppm/°C2
Frequency Aging Absolute Value during the First Year |fA| 10 ppm/yr
DC Insulation Resistance between Any Two Pins 1.0 MOhm
RF Equivalent RLC Model Motional Resistance RM 74 124 Ohm
Motional Inductance LM 437.961 uH
Motional Capacitance CM .626346 fF
Pin 1 to Pin 2 Static Capacitance CO 1.5 1.8 2.1 pF
Transducer Static Capacitance CP 1.5 pF
Test Fixture Shunt Inductance LTEST 150 nH
Lid Symbolization RO2043

Application Notes
White Papers
Acal Avnet Digi-Key Mouser Nu Horizons North America Countries

RFM products are sold through a world-wide network of manufacturer's sales reps and distributors.

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