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BH4128FV

Part Number	BH4128FV
Manufacturer	Rohm
Description	Second Mixer IF
Published	Mar 23, 2005
Detailed Description	Communication ICs Second Mixer IF for digital cellular phones BH4128FV The BH4128FV is an IC equipped with internal sec...
Datasheet	BH4128FV PDF File

Overview

Communication ICs Second Mixer IF for digital cellular phones BH4128FV The BH4128FV is an IC equipped with internal second mixer and IF amplifier circuits, developed for use with digital cellular phones.
FApplications Digital cellular phones FFeatures 1) Equipped with internal mixer, IF, and RSSI circuits.
2) Can be operated at mixer input frequencies ranging from 10MHz to 200MHz.
3) IF amplifier gain is 100 dB.
4) Equipped with a battery power saving function.
FAbsolute maximum ratings (Ta = 25 _C, for measurement circuit) FRecommended operating conditions (Ta = 25 _C, for measurement circuit) 83 Communication ICs FBlock diagram BH4128FV 84 Communication ICs FPin descriptions BH4128FV 85 Communication ICs BH4128FV 86 Communication ICs BH4128FV 87 Communication ICs FElectrical characteristics (unless otherwise noted, Ta = 25_C, VCC = 3.
0V Signal source : fIN (MIX) = 130MHz, fIN (LO) = 129.
55MHz, 100dB µV AC level to be indicated by termination) BH4128FV 88 Communic...

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BH4128FV Second Mixer IF - Rohm

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