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D31101


Category:

Compression Expander Circuit

Description

Speech compression expander circuit, including signal rectifier unit, variable gain unit, operational amplifier and other circuit units, suitable for cordless telephone and other products for speech compression and expansion.

Operating voltage range

1.8V~9V

COMP output deviation (Typ)

-0.4dB~0.6dB

EXP output deviation (Typ)

-1.1dB~0.9dB

COMP output noise(Typ)

0.5mV

EXP output noise(Typ)

15μV

Packaging form

SOP16/DIP16
Overview:

TA31101/TA31101F is a speech compression expander circuit, containing signal rectifier unit, variable gain unit, operational amplifier and other circuit units, suitable for cordless phones and other products for speech compression and expansion.
TA31101 is packaged in DIP 16 and TA31101F is packaged in SOP 16.

 

Main features:

● Low working voltage, the lowest working voltage Vccamn = 1.8V (Tamb= 25 "; C)
● Small working current, can use dry battery work.  
    Iccq=2.7mA(typical) (VCc=3V Tamb=25C)
● Includes compression and expander, low noise
● Wide range of power supply voltage = 1.8~9V

 

 

Product manual

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