B39441-R2672-B110 [EPCOS]
2-Port Saw Resonator, 437.025MHz Nom, METAL CAN, TO-39, 3 PIN;
| 型号： | B39441-R2672-B110 |
| 厂家： | 
EPCOS |
| 描述： | 2-Port Saw Resonator, 437.025MHz Nom, METAL CAN, TO-39, 3 PIN PC 晶体 谐振器 |
| 文件： | 总4页 (文件大小：80K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
SAW Components
Data Sheet R 2672
SAW Components
Resonator
R 2672
437,025 MHz
Data Sheet
Metal package TO-39
Features
■ 2-port resonator
■ nominal 180˚-phase at resonance
■ Provides reliable, fundamental mode, quartz fre-
quency stabilization i.e. in transmitters or local
oscillators
Terminals
■ NiFeCo, gold plated
Dimensions in mm, approx. weight 1,0 g
Pin configuration
1
2
3
Input / Ouptput
Output / Input
Ground
Type
Ordering code
Marking and Package
Packing
according to
according to
F61074-V8072-Z000
R2672
B39441-R2672-B110
C61157-A7-A24
Electrostatic Sensitive Device (ESD)
Maximum ratings
Operable temperature range TA
Storage temperature range Tstg
–45/+85
–45/+85
12
˚C
˚C
V
DC voltage
VDC
Ps
between any terminals
Source power
0
dBm
2
Jan 03, 2000
SAW Components
Resonator
R 2672
437,025 MHz
Data Sheet
Characteristics
Reference temperature:
Terminating Source impedance:
Terminating Load impedance:
TA = 25 ˚C
ZS = 50 Ω
ZL = 50 Ω
min.
typ.
max.
fc
436,950 437,025 437,100 MHz
Center frequency
(center frequency between 3 dB points)
Minimum insertion attenuation
Phase at fc
αmin
ϕ
—
—
7,2
160
9,5
—
—
—
dB
˚ el.
Loaded quality factor
Unloaded quality factor
QL
QU
5000
9000
7500
13400
—
—
±50
ppm
Ageing of fc
Equivalent circuit elements
Motional capacitance
Motional inductance
Motional resistance
C1
L1
—
—
—
—
0,21
631,6
130
—
—
—
—
fF
µH
Ω
R1
C0
Input / Output capacitance
1,8
pF
TCf
T0
—
—
–0,03
40
—
—
ppm/K2
Temperature coefficient of frequency 1)
Turnover temperature
˚C
1) Temperature dependence of fc: fc(TA) = fc(T0)(1 + TCf(TA – T0)2)
3
Jan 03, 2000
SAW Components
Resonator
R 2672
437,025 MHz
Data Sheet
Published by EPCOS AG
Surface Acoustic Wave Components Division, OFW E UE
P.O. Box 80 17 09, D-81617 München
EPCOS AG 1999. All Rights Reserved.
As far as patents or other rights of third parties are concerned, liability is only assumed for compo-
nents per se, not for applications, processes and circuits implemented within components or
assemblies.
The information describes the type of component and shall not be considered as assured
characteristics.
Terms of delivery and rights to change design reserved.
For questions on technology, prices and delivery please contact the sales offices of EPCOS AG or
the international representatives.
Due to technical requirements components may contain dangerous substances. For information on
the type in question please also contact one of our sales offices.
4
Jan 03, 2000
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