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AS2525

Part Number	AS2525
Manufacturer	austriamicrosystems AG
Description	Single-Chip Handsfree Phone CMOS Integrated Circuit
Published	Mar 24, 2005
Detailed Description	Preliminary AS2525 Single-Chip Handsfree Phone CMOS Integrated Circuit Austria Mikro Systeme International AG Key Fea...
Datasheet	AS2525 PDF File

Overview

Preliminary AS2525 Single-Chip Handsfree Phone CMOS Integrated Circuit Austria Mikro Systeme International AG Key Features q Line/speech handsfree circuit, LD/MF repertory dialler, and tone ringer on one 44 pin CMOS chip q Operating range from 15 to 100 mA line current (down to 5 mA with slightly reduced performance) q All significant parameters programmable with external EEPROM q Volume control of receiver signal q Handsfree function with enhanced voice switching q Low noise (max.
-72 dBmp) q Unique EMC performance q LD/MF switchable dialling with temporary MF mode q Repertory dialling with last number redial and memory dialling (8 x 2 direct and 10 indirect) q Call restriction with PIN ...

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