RF Components - SAW SF1081A 71 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

SF1081A

71 MHz SAW Filter - IF

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� Designed for GSM BTS Receiver IF Applications
� Simple External Impedance Matching
� Hermetic SMP-87 Surface-Mount Case
� Unbalanced Input and Output
� Indoor-Temperature Version of SF1081A-1
� 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 09/05/08

download RoHS Statement

download Package Specs

Specs
AppNotes
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Electrical Characteristics

Characteristic	Symbol	Minimum	Typical	Maximum	Units
Nominal Center Frequency	fC		71.000		MHz
Passband Insertion Loss at fc	IL		6	8.0	dB
3 dB Passband		�100	�140	�200	kHz
Amplitude Ripple over fc�80 kHz				1.5	dBP-P
Group Delay Variation over fc�50 kHz	GDV		300	1000	nsP-P
Absolute Group Delay	GD		2.8		us
Rejection fc-600 to fc-400 and fc+400 to fc+600 MHz		25	26		dB
fc-1.0 to fc-0.6 and fc+0.6 to fc+1.8 MHz		35	40		dB
69.6 to 70.0 MHz		40	45		dB
31 to 69.6 and 71.8 to 111 MHz		35	50		dB
Operating Temperature Range	TA	-5		+70	�C