EPCOS R2701

SAW Components
Data Sheet R 2701
SAW Components
R 2701
Resonator
433,92 MHz
Data Sheet
SMD Ceramic package QCC8C
Features
■ 2-port resonator
■ nominal 180˚-phase at resonance
■ Provides reliable, fundamental mode, quartz fre-
quency stabilization i.e. in transmitters or local
oscillators
■ AEC-Q200 qualified component family
Terminals
■ Ni, gold plated
Dimensions in mm, approx. weight 0,1 g
Pin configuration
2
6
7
3
4,8
Type
R2701
Input / Ouptput
Output / Input
Ground (Input / Output)
Ground (Output / Input)
Ground (case)
Ordering code
B39431-R2701-U310
Marking and Package
Packing
according to
according to
C61157-A7-A56
F61074-V8070-Z000
Electrostatic Sensitive Device (ESD)
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
Source power
TA
Tstg
VDC
Ps
–45/+125
–45/+125
12
0
2
˚C
˚C
V
dBm
between any terminals
Aug 31, 2004
SAW Components
R 2701
Resonator
433,92 MHz
Data Sheet
Characteristics
TA = 25 ˚C
ZS = 50 Ω
ZL = 50 Ω
Reference temperature:
Terminating Source impedance:
Terminating Load impedance:
min.
Center frequency
(center frequency between 3 dB points)
fc
Minimum insertion attenuation
Phase at fc
Loaded quality factor
Unloaded quality factor
αmin
ϕ
QL
QU
Ageing of fc
Equivalent circuit elements
Motional capacitance
Motional inductance
Motional resistance
Input / Output capacitance
Temperature coefficient of frequency 1)
Turnover temperature
1) Temperature
dependence of fc:
typ.
433,845
MHz
—
—
5000
8000
9,2
160
7800
11200
10,5
—
—
—
dB
˚ el.
—
—
± 50
ppm
C1
L1
R1
C0
—
—
—
—
0,141
954
230
2,3
—
—
—
—
fF
µH
Ω
pF
TCf
—
–0,03
—
ppm/K2
T0
—
40
—
˚C
fc(TA) = fc(T0)(1 + TCf(TA – T0)2)
3
max.
433,920 433,995
Aug 31, 2004
SAW Components
R 2701
Resonator
433,92 MHz
Data Sheet
Published by EPCOS AG
Surface Acoustic Wave Components Division, SAW CE AE PD
P.O. Box 80 17 09, D-81617 München
 EPCOS AG 2004. All Rights Reserved. Reproduction, publication and dissemination of this brochure and the information contained therein without EPCOS’ prior express consent is prohibited.
The information contained in this brochure describes the type of component and shall not be considered as guaranteed characteristics. Purchase orders are subject to the General Conditions for
the Supply of Products and Services of the Electrical and Electronics Industry recommended by the
ZVEI (German Electrical and Electronic Manufacturers’ Association), unless otherwise agreed.
This brochure replaces the previous edition.
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
Aug 31, 2004