RF Components - SAW SF2151B 211.2 MHz SAW SAW Filter - IF - 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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SF2151B

211.2 MHz SAW Filter - IF

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� IF SAW Filter, 211.2 MHz, 20 MHz BW
� Low-loss Filter for WCDMA applications
� 5.0 X 7.0 x 1.7 mm Surface-mount Case
� 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 02/04/09

download RoHS Statement

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Specs
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Electrical Characteristics

Characteristic	Symbol	Minimum	Typical	Maximum	Units
Nominal Center Frequency	fC		211.2		MHz
Insertion Attenuation			13.5	16.0	dB
Amplitude Ripple (p-p) fC �9.42 MHz			0.35	1.5	dB
fC �10.00 MHz			0.45	2.0	dB
Group Delay Ripple (p-p) fC �10.00 MHz			20	100	ns
Group Delay at fC			700	800	ns
VSWR fC �10.00 MHz			1.2:1	2:1
Relative Attenuation (relative to ?min) 10 ~ 100 MHz		50			dB
100 ~168 MHz		53			dB
168 ~ 196.5 MHz		20			dB
260 ~ 270 MHz		48			dB
270 ~ 360 MHz		45			dB
Operating Temperature Range	TA	-40		+85	�C