ECS SDR1 Data Sheet
ECS-SDR1
SERIES
SMD ONE PORT SAW RESONATOR
FEATURES
• Ideal for transmitter applications
• Quartz stability
• Ultra miniature SMD package
• PbFree/RoHS Compliant
PART NUMBERING GUIDE
PART NUMBER FREQUENCY ABBREVIATION (315.000 MHZ) TAPE & REEL (1K/REEL)
ECS – 3150 – TR
Sample Part Number: ECS-DR1-3150-TR
“EXAMPLE”
OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS
PARAMETERS
CENTER FREQUENCY (fo) 314.925 315.000 315.075 418.925 418.000 418.075 433.845 433.920 433.995 MHz
FREQUENCY TOLERANCE ± 75 ± 75 ± 75 KHz
INSERTION LOSS 1.5 2.2 1.6 2.0 1.5 2.5 dB
QUALITY FACTOR
TEMPERATURE STABILITY Temperature Coefficient 0.032 0.032 0.032 ppm/˚C
FREQUENCY AGING <± 10 <± 10 <± 10 ppm/Yr
DC INSULATION RESISTANCE 1.0 1.0 1.0 MΩ
MOTIONAL RESISTANCE R
MOTIONAL INDUCTANCE L
MOTIONAL CAPACITANCE C
SHUNT CAPACITANCE C
OPERATING TEMPERATURE -40 +85 -40 +85 -40 +85 ˚C
STORAGE TEMPERATURE -40 +85 -40 +85 -40 +85 ˚C
CONDITIONS
Unloaded 12,200 12,100 11,000 Q
50Ω Unloaded 1,500 2,000 2,000 Q
1
14 25 20 26 18 26
1
86 91 86 pH
1
2.95 1.6
0
2.4 2.7 2.0 2.3 2.0 2.3 pF
ECS-SDR1-3150 ECS-SDR1-4180 ECS-SDR1-4339
MIN TYP MAX MIN TYP MAX MIN TYP MAX
1.56 fF
UNITS
Ω
PACKAGE DIMENSIONS (mm)
5.0 ±0.2
5.0 ±0.2
Figure 1) Top, Side and Bottom views
1.0 ±0.1 2.08 ±0.15
1.20 ±0.15
0.6 ±0.1
1.5 max.
1.27 ±0.1
123
4
8
567
2.54 ±0.1
0.2R
0.2R
2.28
.71
.43
5.20
1.47
.84
Figure 2) Land Pattern
1.47
.84
PIN CONNECTIONS
#1 No Connect
#2 Input
#3 No Connect
#4 Ground
#5 No Connect
#6 Output
#7 No Connect
#8 Ground
ECS, INC. INTERNATIONAL 1105 S. RIDGEVIEW, OLATHE, KS 66062 • 913-782-7787 • 800-237-1041 • FAX 913-782-6991 • WWW.ECSXTAL.COM
SMD CRYSTALS SMD CRYSTALS
72
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