RF Components - SAW SF2197E 847 MHz SAW SAW Filter - RF - RFM offers a full set of custom embedded wireless networking solutions like Zigbee wireless mesh sensor networks, RF modules, IC transceiver, IC transmitters and IC receivers. RFM, Inc. manufactures low power wireless and RF radio modules, wireless mesh nodes for distributed sensing on distributed sensor networks. Low Power radio, n../arrowband and short range devices, front end saw filters, active RFID, RFIC, coupled resonator filters, single silicon chips in the 70MHZ and 300-1000Mhz range.

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RF Components
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SF2197E

847 MHz SAW Filter - RF

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� Surface Mount 3.0 x 3.0 mm Package
� Complies with Directive 2002/95/EC (RoHS)
Click here if you need additional technical information,
to inquire about samples or to discuss your custom needs.

download data sheet Rev Date 07/19/10

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Specs
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Electrical Characteristics

Characteristic	Symbol	Minimum	Typical	Maximum	Units
Center Frequency	fC		847		MHz
Insertion Loss, 832 to 862 MHz	IL		2.5	3.0	dB
Amplitude Ripple, 832 to 862 MHz			0.7	1.5	dBP-P
Input/Output Return Loss, 832 to 862 MHz		12	14		dB
Attenuation, 0 dB Reference:
30 to 722 MHz		40	60		dB
722 to 792 MHz		35	37		dB
792 to 820 MHz		30	50		dB
902 to 928 MHz		35	37		dB
928 to 1112 MHz		40	50		dB
1112 to 1300 MHz		40	50		dB
1300 to 3000 MHz		25	33		dB
Source Impedance	ZS		50		Ohm
Load Impedance	ZL		50		Ohm