參數(shù)資料
型號(hào): RO2043
廠商: RF Monolithics, Inc.
英文描述: Designed for 303.875 MHz SAW Resonator
中文描述: 專為303.875兆赫表面波諧振器
文件頁數(shù): 2/2頁
文件大?。?/td> 148K
代理商: RO2043
303.875 MHz SAW Resonator
RF Monolithics, Inc.
RFM Europe
1999 by RF Monolithics, Inc. The stylized RFM logo are registered trademarks of RF Monolithics, Inc.
Phone: (972) 233-2903
Phone: 44 1963 251383
Fax: (972) 387-8148
Fax: 44 1963 251510
E-mail: info@rfm.com
http://www.rfm.com
RO2043-012306
Page 2 of 2
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, L
TEST
, is tuned to resonate with the static capaci-
tance, C
O
at F
C
.
Typical Application Circuits
Temperature Characteristics
Equivalent LC Model
The following equivalent LC model is valid near resonance:
Case Design
Pin
Connection
1
2
3
Terminal 1
Terminal 2
Case Ground
Network
Analyzer
Network
Analyzer
Electrical Test:
1
2
3
50
F
C
Low-Loss
Matching
N50
Power Test:
P
P
INCIDENT
INCIDENT
CW RF Power Dissipation =
-
REFLECTED
REFLECTED
P
P
3
2
1
MPS-H10
+9VDC
47
RF Bypass
L1
C1
C2
200k
ModInput
ROXXXX
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
A
B
C
D
E
F
G
H
J
9.40
3.18
3.50
0.370
0.125
0.138
2.50
0.46 Nominal
5.08 Nominal
2.54 Nominal
2.54 Nominal
0.098
0.018 Nominal
0.200 Nominal
0.100 Nominal
0.100 Nominal
1.02
0.040
1.40
0.055
The curve shown on the right
accounts for resonator contri-
bution only and does not in-
clude 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
T = T
C
- T
O
( °C )
(
o
)
0.5 pF*
0.25 pF*
Cp
Co=
+
*Case Parasitics
R
L
C
0.5 pF*
Cp
1
2
3
M
M
M
B
45°
J
(2 places)
D
(3 places)
H
G
E
F
C
A
Bottom View
Pin 1
Pin 2
Pin 3
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
RO2044 制造商:RFM 制造商全稱:RF Monolithics, Inc 功能描述:318.00 M SAW Resonator
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