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Fujitsu Media Devices for any infringements of patents or other rights of the third parties which may result from its use. No license is granted by
implication or otherwise under any patent or patent rights of Fujitsu Media Devices or others.
＊ The information contained herein may be changed without prior notice. It is therefore advisable to contact Fujitsu Media Devices before proceeding
with the design of equipment incorporating this product.
No. SRU304RBFC1 2002-04-01
Ta = 25ºC
Items Symbol Min. Typ.* Max. Unit
Resonant frequency fr
303.800
303.875
303.950
MHz
Resonant loss Ar − 1.0 1.9 dB
Parallel capacitance CTE 2.5 3.5 4.5 pF
Temperature
Frequency drift
(Ta=-20…+60ºC)
--30 -+5 kHz
*Typical values are specified at 25℃
ELECTRICAL CHARACTERISTICS PACKAGE DIMENSION
FUJITSU MEDIA DEVICES
SRU304RBFC1
Application ------------ Oscillator for the keyless entry system
FREQUENCY CHARACTERISTICS
CENTER FREQUENCY 303.875MHz SPAN 1MHz
FUJITSU MEDIA DEVICES LTD.
(Ta = 25℃ unless otherwise noted)
Items Electrodes Ratings Notes
DC voltage Between any
two electrodes 0 V
Driving power Between input
and ground 0.2mW
Operating temp. -40 … +80 ºC
Storage temp. -55 … +85 ºC
MEASUREMENT CIRCUIT
ABSOLUTE MAXIMUM RATINGS (Ta=25
℃
)
FUJITSU MEDIA DEVICES
SRU304RBFC1
