RF Components - SAW SF1174B 374 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

SF1174B

374 MHz SAW Filter - IF

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� Designed for WLAN IF Applications
� Low Insertion Loss
� 5.0 x 5.0 x 1.7 mm Suface-Mount Case
� Differential or 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 03/28/08

download RoHS Statement

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Specs
AppNotes
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Electrical Characteristics

Characteristic	Symbol	Minimum	Typical	Maximum	Units
Nominal Center Frequency	fC		374.000		MHz
Passband Insertion Loss at fc	IL		8.7	10.0	dB
3 dB Passband	BW3	17	23		MHz
Amplitude Ripple over fc �7.0 MHz			0.8	1.0	dBP-P
Group Delay Variation over fc �7.0	GDV		61	100	nsP-P
Rejection fc -100 to fc -33 MHz		45	54		dB
fc -33 to fc -22 MHz			40	53	dB
fc -22 to fc -16.5 MHz			30	40	dB
fc +16.5 to fc +22 MHz			30	44	dB
fc +22 to fc +43 MHz			35	48	dB
fc +43 to fc +100 MHz			40	49	dB
Operating Temperature Range	TA	-10		+85	�C