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
F
O
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
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.
FTC
Between any 2 pins
Between any 2 pins
T
0PR
T
STG
˚C
ppm/˚C
ppm/year
MΩ
VDC
pF
˚C
˚C
PACKAGE DIMENSIONS (mm)
LTEST
8
0.
0.
75
ø 5.08
1
3
1
2
2
3
From 50Ω
Network
Analyzer
To 50Ω
Network
Analyzer
ø 9.5 Max.
NO.
1
2
3
FUNCTION
INPUT
OUTPUT
GROUND
3.3 Max.
Figure 2) Test Circuit
ø 0.45
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
5.0 Min.
ECS [ ECS, INC. ]
