ECS-DR2 SERIES TWO-PORT 180˚ SAW RESONATOR The ECS-DR2 Series are 2-port 180˚ SAW (Surface Acoustic Wave) resonators in a thru-hole TO39-3A package. They offer a fundamental mode, quartz frequency and are ideal for remote control and wireless security transmitters. FEATURES • Quartz Stability • 180˚ nominal insertion phase at resonance • Ideal for wireless security and remote control applications • PbFree/RoHS Compliant PART NUMBERING GUIDE - ECS SERIES ECS-DR2 FREQUENCY (433.92 MHz) 4339 – OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS PARAMETERS CENTER FREQUENCY INSERTION LOSS UNLOADED Q 50 Ohms LOADED Q TURNOVER TEMPERATURE FREQ. TEMP. COEFFICIENT FREQUENCY AGING DC INSULATION RESISTANCE MAX. DC VOLTAGE PIN 1-TO-2 STATIC CAPACITANCE OPERATING TEMPERATURE STORAGE TEMPERATURE CASE SYMBOL/NOTES FO IL DR2-3100 310.0 ±0.1 10.0 12,000 7,000 15/45 0.037 < ±10 >1 10 1.4 ±0.3 -40 to +85 -40 to +85 TO-39-3A FTC Between any 2 pins Between any 2 pins T0PR TSTG DR2-3150 315.0 ±0.075 10.0 12,000 7,000 15/45 0.037 < ±10 >1 10 1.4 ±0.3 -40 to +85 -40 to +85 TO-39-3A DR2-4073 407.3 ±0.1 10.0 12,000 5,500 15/45 0.037 < ±10 >1 10 1.4 ±0.3 -40 to +85 -40 to +85 TO-39-3A DR2-4180 418.0 ±0.075 10.0 12,000 5,500 15/45 0.037 < ±10 >1 10 1.4 ±0.3 -40 to +85 -40 to +85 TO-39-3A DR2-4339 433.92 ±0.075 10.0 12,000 5,500 15/45 0.037 < ±10 >1 30 1.3 ±0.3 -40 to +85 -40 to +85 TO-39-3A UNITS MHz dB Max. ˚C ppm/˚C ppm/year MΩ VDC pF ˚C ˚C PACKAGE DIMENSIONS (mm) ø 5.08 0. 75 8 0. LTEST 1 3 2 1 From 50Ω Network Analyzer 2 3 To 50Ω Network Analyzer ø 0.45 NO. 1 2 3 FUNCTION INPUT OUTPUT GROUND Figure 2) Test Circuit 5.0 Min. 3.3 Max. ø 9.5 Max. Figure 1) ECS-DR2 - Top, Side and Bottom views ECS, INC. INTERNATIONAL 1105 S. RIDGEVIEW, OLATHE, KS 66062 • 913-782-7787 • 800-237-1041 • FAX 913-782-6991 • WWW.ECSXTAL.COM SAW RESONATORS 71 SAW RESONATORS