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参数资料
| 型号： | RO3118 |
| 厂商： | RF MONOLITHICS INC |
| 元件分类： | SAW谐振器 |
| 英文描述： | 1-PORT SAW RESONATOR, 318 MHz |
| 封装： | ROHS COMPLIANT, HERMETIC, CASE TO39-3 |
| 文件页数： | 2/2页 |
| 文件大小： | 136K |
| 代理商： | RO3118 |
www.RFM.com
E-mail: info@rfm.com
Page 2 of 2
2008 by RF Monolithics, Inc.
RO3118 - 3/27/08
Electrical Connections
This one-port, two-terminal SAW resonator is bidirectional. The terminals
are interchangeable with the exception of circuit board layout.
Typical Test Circuit
The test circuit inductor, LTEST, is tuned to resonate with the static
capacitance, CO at FC.
Typical Application Circuits
Temperature Characteristics
Equivalent LC Model
The following equivalent LC model is valid near resonance:
Case Design
Pin
Connection
1
Terminal 1
2
Terminal 2
3
Case Ground
Network
Analyzer
Network
Analyzer
Electrical Test:
1
2
3
Ω
50
Ω
Source at
F
C
Low-Loss
Matching
Network
50
Ω
to
Power Test:
P
INCIDENT
CW RF Power Dissipation =
-
REFLECTED
P
3
2
1
MPS-H10
+9VDC
47
RF Bypass
L1
C1
C2
200k
Ω
Modulation
Input
ROXXXX
Bottom View
470
Typical Low-Power Transmitter Application:
1
2
3
(Antenna)
+VDC
RF Bypass
L1
C2
ROXXXX
Bottom View
Typical Local Oscillator Application:
1
2
3
Output
+VDC
C1
Dimensions
Millimeters
Inches
Min
Max
Min
Max
A9.30
0.366
B3.18
0.125
C
2.50
3.50
0.098
0.138
D
0.46 Nominal
0.018 Nominal
E
5.08 Nominal
0.200 Nominal
F
2.54 Nominal
0.100 Nominal
G
2.54 Nominal
0.100 Nominal
H1.02
0.040
J
1.40
0.055
The curve shown on the right
accounts for resonator
contribution only and does not
include oscillator temperature
characteristics.
-80 -60 -40 -20
0 +20 +40 +60
0
-50
-100
-150
+80
-200
0
-50
-100
-150
-200
f
C = f O , T C = T O
ΔT = T
C - T O ( °C )
(f
-f
o
) /
f
(ppm
)
0.5 pF*
0.25 pF*
Cp
Co=
+
*Case Parasitics
R
L
C
0.5 pF*
C p
1
2
3
MM
M
B
45°
J
(2 places)
D
(3 places)
H
G
E
F
C
A
Bottom View
Pin 1
Pin 2
Pin 3
相关PDF资料 |
PDF描述 |
|---|---|
| RO3119A | 1-PORT SAW RESONATOR, 317.5 MHz |
| RO3138A | 1-PORT SAW RESONATOR, 407.3 MHz |
| RO3144D-2 | 1-PORT SAW RESONATOR, 916.5 MHz |
| RO3144D | 1-PORT SAW RESONATOR, 916.5 MHz |
| RO3144D-1 | 1-PORT SAW RESONATOR, 916.5 MHz |
相关代理商/技术参数 |
参数描述 |
|---|---|
| RO3118A | 功能描述:谐振器 318.0 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 |
| RO3118D | 功能描述:谐振器 318.0 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 |
| RO3118E | 功能描述:谐振器 318.0 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 |
| RO3119A | 制造商:RF Monolithics (RFM) 功能描述:IC,RESON,317.5MHZ,SMD,2SM - Tape and Reel |
| RO3120A | 功能描述:谐振器 403.55MHz BW 75KHz IL 1.1dB Typ. SAW 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 |
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