FUJITSU SEMICONDUCTOR DATA SHEET com DS04-23005-3E ASSP CMOS 3 V Single Power Supply Audio Interface Unit (AIU) MB86437 s DESCRIPTION The FUJITSU MB86437 is an AIU (audio interface unit) LSI for +3 V single-power source digital telephone devices, manufactured using CMOS process technology.
The codec transmission filter characteristics meet G.
712 standards, and can handle input and output in A-Law, µ-Law and linear conversion modes.
The MB86437 also contains the necessary DTMF, microphone and receiver amps for telephone devices.
s FEATURES • +3 V single power supply • Low power consumption: muting settings for each operating mode Normal operation : 5.
0 mA TYP Standby mod...

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