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315.0 MHz
SAW Resonator
Electrical Connections
The SAW resonator is bidirectional and
Pin
1
Connection
NC
Power Test
may be installed with either orientation.
The two terminals are interchangeable
and unnumbered. The callout NC indi-
cates no internal connection. The NC
pads assist with mechanical positioning
and stability. External grounding of the
NC pads is recommended to help reduce
2
3
4
5
6
Terminal
NC
NC
Terminal
NC
50 ? Source
at F C
P INCIDENT
P REFLECTED
Low-Loss
Matching
Network to
50 ?
6
1
2
5
3
4
parasitic capacitance in the circuit.
Typical Application Circuits
B
C
G
H
Typical Low-Power Transmitter Application
1
6
6
1
Modulation
200k ?
+9VDC
Input
C1
A 2
5
E
F
5
2
I
L1
47
(Antenna)
3
4
4
3
1
2
3
6
5
4
D
J
ROXXXXC
Bottom View
C2
470
Typical Local Oscillator Application
200k ?
RF Bypass
Output
Case Dimensions
+VDC
C1
+VDC
Dimension
Min
mm
Nom
Max
Min
Inches
Nom
Max
L1
A
B
C
D
2.87
2.87
1.12
0.77
3.0
3.0
1.25
0.90
3.13
3.13
1.38
1.03
0.113
0.113
0.044
0.030
0.118
0.118
0.049
0.035
0.123
0.123
0.054
0.040
ROXXXXC
Bottom View
6
1
2
5
3
4
C2
RF Bypass
E
F
2.67
1.47
2.80
1.6
2.93
1.73
0.105
0.058
0.110
0.063
0.115
0.068
G
H
I
J
0.72
1.37
0.47
1.17
0.85
1.5
0.60
1.30
0.98
1.63
0.73
1.43
0.028
0.054
0.019
0.046
0.033
0.059
0.024
0.051
0.038
0.064
0.029
0.056
Equivalent LC Mode l
0.05 pF*
Co = Cp + 0.05 pF
Typical Test Circuit
The test circuit inductor, L TEST , is tuned to resonate with the static
capacitance, C O , at F C .
Electrical Test
Cp
Rm Lm Cm
Temperature Characteristics
*Case Parasitics
The curve shown on the right accounts for resonator contribution only and
does not include LC component temperature contributions .
f C = f O , T C = T O
6
0
0
From 50 ?
5
1
2
To 50 ?
-50
-50
Network Analyzer
4
3
Network Analyzer
-100
-150
-200
-80 -60 -40 -20
-100
-150
-200
0 +20 +40 +60 +80
? T = T C - T O ( °C )
www.RFM.com E-mail: info@rfm.com
?2009 by RF Monolithics, Inc.
Page 2 of 2
RO3073E-1 8/13/09
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相关PDF资料
RO3073E
SAW RESONATOR 315MHZ SMD
RO3073
SAW RESONATOR 315.0MHZ TO39-3
RO3075A
SAW RESONATOR 345.0MHZ SM5035-4
RO3075E
SAW RESONATOR 345.0MHZ SM3030-6
RO3075
SAW RESONATOR 345.0MHZ TO39-3
RO3101A-1
SAW RESONATOR 433.92MHZ SM5035-4
RO3101A
SAW RESONATOR 433.92MHZ SMD
RO3101C
SAW RESONATOR 433.92MHZ SM5050-8
相关代理商/技术参数
RO3075
功能描述:谐振器 345.0 MHz +/-70kHz Single Port RoHS:否 制造商:Murata 频率:30 MHz 容差:25 PPM 系列:XRCGB 端接类型:SMD/SMT 工作温度范围:- 10 C to + 70 C 尺寸:1.6 mm W x 2 mm L x 0.65 mm H 封装:Reel
RO3075A
功能描述:谐振器 345.0 MHz +/-70kHz Single Port RoHS:否 制造商:Murata 频率:30 MHz 容差:25 PPM 系列:XRCGB 端接类型:SMD/SMT 工作温度范围:- 10 C to + 70 C 尺寸:1.6 mm W x 2 mm L x 0.65 mm H 封装:Reel
RO3075E
功能描述:谐振器 345.0 MHz +/-100kHz Single Port RoHS:否 制造商:Murata 频率:30 MHz 容差:25 PPM 系列:XRCGB 端接类型:SMD/SMT 工作温度范围:- 10 C to + 70 C 尺寸:1.6 mm W x 2 mm L x 0.65 mm H 封装:Reel
RO3101
功能描述:谐振器 433.92 MHz +/-75kHz Single Port RoHS:否 制造商:Murata 频率:30 MHz 容差:25 PPM 系列:XRCGB 端接类型:SMD/SMT 工作温度范围:- 10 C to + 70 C 尺寸:1.6 mm W x 2 mm L x 0.65 mm H 封装:Reel
RO3101A
功能描述:谐振器 433.92 MHz +/-75kHz Single Port RoHS:否 制造商:Murata 频率:30 MHz 容差:25 PPM 系列:XRCGB 端接类型:SMD/SMT 工作温度范围:- 10 C to + 70 C 尺寸:1.6 mm W x 2 mm L x 0.65 mm H 封装:Reel
RO3101A-1
功能描述:谐振器 433.92 MHz +/-50kHz Single Port RoHS:否 制造商:Murata 频率:30 MHz 容差:25 PPM 系列:XRCGB 端接类型:SMD/SMT 工作温度范围:- 10 C to + 70 C 尺寸:1.6 mm W x 2 mm L x 0.65 mm H 封装:Reel
RO3101A-11
功能描述:谐振器 433.92MHz BW 75KHz IL 1.5dB Typ. RoHS:否 制造商:Murata 频率:30 MHz 容差:25 PPM 系列:XRCGB 端接类型:SMD/SMT 工作温度范围:- 10 C to + 70 C 尺寸:1.6 mm W x 2 mm L x 0.65 mm H 封装:Reel
RO3101A-21
制造商:RFM 功能描述:IC,RESON,433.92MHZ,SMD,2SM - Tape and Reel