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B39311R0994H110 Datasheet(PDF) 3 Page - TDK Electronics

Part No. B39311R0994H110
Description  SAW Components SAW resonator
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Maker  TDK [TDK Electronics]
Homepage  http://www.tdk.com
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B39311R0994H110 Datasheet(HTML) 3 Page - TDK Electronics

   
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December 20, 2012
R994
314.90 MHz
SAW Components
SAW resonator
Data sheet
Please read
cautions and warnings and
important notes at the end of this document.
Characteristics
Reference temperature:
TA = 25 ˚C
Terminating source impedance:
ZS = 50 Ω
Terminating load impedance:
ZL = 50 Ω
min.
typ.
max.
Center frequency1)
1) Center frequency is defined as maximum of the real part of the admittance.
fC
314.875
314.900
314.925
MHz
Minimum insertion attenuation
α
min
1.5
2.0
dB
Unloaded quality factor
QU
7000
10500
Ageing of fC
–50/+50
ppm
Equivalent circuit elements
Motional capacitance
C1
2.352
fF
Motional inductance
L1
108.6
µH
Motional resistance
R1
—20
29
Parallel capacitance2)
2) If used in two port configuration (pin 2 - input, pin 5 - output) C
0 is reduced by approx. 0.3 pF.
C0
3.5
pF
Temperature coefficient of frequency3)
3) Temperature dependence of f
C: fC(TA) = fC(T0) (1 + TCf (TA – T0)
2)
TCf
–0.032
ppm/K2
Turnover temperature
T0
10—30
˚C
Maximum ratings
Operable temperature range T
–40/+125 ˚C
Storage temperature range
Tstg
–40/+125 ˚C
DC voltage
VDC
12
V
Source power
PS
0
dBm


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