MB86434PF 查看數據表（PDF） - Fujitsu

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MB86434PF

5V Single Power Supply Audio Interface Unit (AIU)

Fujitsu 

FUJITSU SEMICONDUCTOR

DATA SHEET

DS04-23003-1E

ASSP

CMOS

5V Single Power Supply Audio

Interface Unit (AIU)

MB86434

s DESCRIPTION

The FUJITSU MB86434 is an AIU (audio interface unit) LSI for +5 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 MB86434 also contains the

necessary DTMF, microphone and receiver amps for telephone devices.

s FEATURES

• +5 V single power supply

• Low power consumption: muting settings for each operating mode

Normal operation : 8.2 mA typ (speaker amp mute)

Tone generation : 1.8 mA typ (speaker amp mute)

Standby mode : 0.5 mA 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) (unity gain frequency: 1MHz)

• On-chip receiver speaker amps (32 ΩBTL type: 10 mW MIN)

• On-chip tone speaker amp (32 ΩBTL type: 200 mW MIN)

• On-chip earphone speaker amps (32 Ω single type: 5 mW MIN)

(Continued)

s PACKAGE

64 pin, Plastic QFP

(FPT-64P-M07)

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