Single Chip Telephone IC
Part number | Pin to Pin Compatibility | Function | Features | Package | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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IL2533DW | AS2533 | Multi-Standart CMOS Single Chip Telephone IC with Dual Soft Clipping | Line/speech circuit, LD/MF repertory dialler and tone ringer on one 28 pin CMOS chip Operating range from 13 to 100 mA (down to 5mA with reduced performance) Soft clipping to avoid harsh distortion Volume control of receive signal Line loss compensation selectable by pin option Low noise (max. - 72 dBmp) Real or complex impedance NET 4 compatible. LD/MF switchable dialling Pacifier tone during programming 31 digit last number redial Sliding cursor protocol with comparison Pause key for access pause or wait function 3 flash keys, 100 ms, 280 ms and 375/600 ms On chip MF filter (CEPT CS 203 compatible) Ring frequency discrimination 3-tone melody generator Oscillator Frequency (Resonator: Murata CSA 3.58MG312AM)-3.58MHz 4х4…4х8 Keyboard |
SO-28 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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IL2533N | AS2533 | Multi-Standart CMOS Single Chip Telephone IC with Dual Soft Clipping | Line/speech circuit, LD/MF repertory dialler and tone ringer on one 28 pin CMOS chip Operating range from 13 to 100 mA (down to 5mA with reduced performance) Soft clipping to avoid harsh distortion Volume control of receive signal Line loss compensation selectable by pin option Low noise (max. - 72 dBmp) Real or complex impedance NET 4 compatible. LD/MF switchable dialling Pacifier tone during programming 31 digit last number redial Sliding cursor protocol with comparison Pause key for access pause or wait function 3 flash keys, 100 ms, 280 ms and 375/600 ms On chip MF filter (CEPT CS 203 compatible) Ring frequency discrimination 3-tone melody generator Oscillator Frequency (Resonator: Murata CSA 3.58MG312AM)-3.58MHz 4х4…4х8 Keyboard |
DIP-28 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||