ST75951 Datasheet (ST Microelectronics) - V.34/56K ANALOG FRONT END

ST75951, V.34/56K ANALOG FRONT END

ST75951 is an analog front-end designed to implement modems application up to 56Kbps.

ST75951 interfaces between DSP or HSP signals and capacitive isolation barrier.

A complete D.A.A.

is made with ST952 which interfaces between capacitive isolation barrier and the telephone line.

Figure 1 Tip Digita

ST75951 V.34/56K ANALOG FRONT END .

V.34/56K MODEM ANALOG FRONT-END (AFE) 16 BITS OVERSAMPLING SIGMA DELTA A/D AND D/A CONVERTERS 85dB DYNAMIC RANGE PROGRAMMABLE SAMPLING FREQUENCY AUXILIARY ANALOG INPUT MODEM SIDE OF SILICON DATA ACCESS ARRANGEMENT (DAA) INTEGRATED WITH AFE KRYPTON ISOLATION INC.

PATENTED TECHNOLOGY ELIMINATE TRANSFORMER OR LINEAR OPTO-COUPLERS RING DETECT, LINE IN USE, CLID AND OVER LOOP CURRENT DETECT 4 GPIO ASSOCIATED WITH 1 GENERAL PURPOSE IN