MB86435 Просмотр технического описания (PDF) - Fujitsu

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MB86435

3 V Single Power Supply Audio Interface Unit (AIU)

Fujitsu 

FUJITSU SEMICONDUCTOR

DATA SHEET

DS04-23004-1E

ASSP

CMOS

3 V Single Power Supply Audio

Interface Unit (AIU)

MB86435

s DESCRIPTION

The FUJITSU MB86435 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 MB86435 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 : 6.0 mA TYP (speaker amp mute)

Tone generation : 1.8 mA TYP (speaker amp mute)

Standby mode : 0.5 µA TYP

• On-chip codec filter meets G.712 standards

• Selection of codec conversion methods (A-law, µ-law, linear)

• On-chip low-noise microphone amp (2-channel) (0 to 35 dB amplification)

• On-chip receiver speaker amps (32 ΩBTL type: 6.4 mW MIN)

• On-chip tone speaker amp (25 ΩBTL type: 10 mW MIN)

• On-chip earphone speaker amps (32 Ω single type: 2 mW MIN)

(Continued)

s PACKAGE

64 pin, Plastic LQFP

(FPT-64P-M03)

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