BH4128FV Datasheet, PDF (1/8 Pages) Rohm – Second Mixer IF for digital cellular phones

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 cellu-
lar 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)
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