RF Components - SAW SF2243A 233 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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RF Components
Products Guide

SF2243A

233 MHz SAW Filter - IF

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� Low Insertion Loss
� Excellent Size-to-performance Ratio
� Hermetic 13.3 x 6.5 mm Surface-mount Case
� Single-ended Input and Output
� 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 12/13/10

download RoHS Statement

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Specs
AppNotes
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Electrical Characteristics

Characteristic	Symbol	Minimum	Typical	Maximum	Units
Center Frequency	fC		233.0		MHz
Maximum Insertion Loss	ILMAX		11.0	12.0	dB
Passband Ripple, 231.0 to 235.0 MHz			0.6	1.0	dBP-P
1 dB Bandwidth	BW1	4.0	5.3		MHz
3 dB Bandwidth	BW3		6.0		MHz
45 dB Bandwidth	BW45		8.3	10.0	MHz
Rejection Referenced to ILMIN:
1 to 210 MHz		45	50		dB
246 to 400 MHz		45	50		dB
Operating Temperature Range	TA	-20		+70	�C
Frequency Temperature Coefficient			-23		ppm/�C