ECS DR2 Data Sheet
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 FREQUENCY (433.92 MHz)
ECS-DR2 – 4339
OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS
PARAMETERS SYMBOL/NOTES DR2-3100 DR2-3150 DR2-4073 DR2-4180 DR2-4339 UNITS
CENTER FREQUENCY F
INSERTION LOSS IL 10.0 10.0 10.0 10.0 10.0 dB Max.
UNLOADED Q 12,000 12,000 12,000 12,000 12,000
50 Ohms LOADED Q 7,000 7,000 5,500 5,500 5,500
TURNOVER TEMPERATURE 15/45 15/45 15/45 15/45 15/45 ˚C
FREQ. TEMP. COEFFICIENT FTC 0.037 0.037 0.037 0.037 0.037 ppm/˚C
FREQUENCY AGING < ±10 < ±10 < ±10 < ±10 < ±10 ppm/year
DC INSULATION RESISTANCE Between any 2 pins >1 >1 >1 >1 >1 MΩ
MAX. DC VOLTAGE Between any 2 pins 10 10 10 10 30 VDC
PIN 1-TO-2 STATIC CAPACITANCE 1.4 ±0.3 1.4 ±0.3 1.4 ±0.3 1.4 ±0.3 1.3 ±0.3 pF
OPERATING TEMPERATURE T
STORAGE TEMPERATURE T
CASE TO-39-3A TO-39-3A TO-39-3A TO-39-3A TO-39-3A
O
0PR
STG
310.0 ±0.1 315.0 ±0.075 407.3 ±0.1 418.0 ±0.075 433.92 ±0.075 MHz
-40 to +85 -40 to +85 -40 to +85 -40 to +85 -40 to +85 ˚C
-40 to +85 -40 to +85 -40 to +85 -40 to +85 -40 to +85 ˚C
PACKAGE DIMENSIONS (mm)
ø 5.08
ø 9.5 Max.
3.3 Max.5.0 Min.
ø 0.45
Figure 1) ECS-DR2 - Top, Side and Bottom views
0.8
0.75
3
NO. FUNCTION
1 INPUT
2 OUTPUT
3 GROUND
1
2
LTEST
From 50Ω
Network
Analyzer
12
3
Figure 2) Test Circuit
To 50Ω
Network
Analyzer
ECS, INC. INTERNATIONAL 1105 S. RIDGEVIEW, OLATHE, KS 66062 • 913-782-7787 • 800-237-1041 • FAX 913-782-6991 • WWW.ECSXTAL.COM
SAW RESONATORS SAW RESONATORS
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