BH4128FV Просмотр технического описания (PDF) - ROHM Semiconductor

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BH4128FV

Second Mixer IF for digital cellular phones

ROHM Semiconductor 

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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