FUJITSU MEDIA DEVICES SRU304RBFC1 Application ------------ Oscillator for the keyless entry system ELECTRICAL CHARACTERISTICS PACKAGE DIMENSION Ta = 25C Items Symbol Min. Typ.* Resonant frequency fr 303.800 303.875 Resonant loss Ar - Parallel capacitance C TE 2.5 - -30 1.0 Max. Unit 303.950 MHz 1.9 dB 3.5 4.5 pF - +5 kHz Temperature Frequency drift (Ta=-20... +60C) *Typical values are specified at 25 FREQUENCY CHARACTERISTICS CENTER FREQUENCY 303.875MHz SPAN 1MHz The information contained herein is presented only as a guide for the applications of our products. No responsibility is assumed by 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 FUJITSU MEDIA DEVICES SRU304RBFC1 MEASUREMENT CIRCUIT ABSOLUTE MAXIMUM RATINGS (Ta=25 ) (Ta = 25 unless otherwise noted) Items DC voltage Driving power Electrodes Between any two electrodes Between input and ground Ratings Notes 0V 0.2mW Operating temp. -40 ... +80 C Storage temp. -55 ... +85 C FUJITSU MEDIA DEVICES LTD.