TSG7515

The TSG7515 is a single chip DPSK and FSK voiceband modem,compatible with the applicable BELL and CCITT recommended standards for 212A sets including BELL 103 and V22 A-B type modems.

Here are the features of the TSG7515:(1)monolithic device includes both transmit and receive filters;(2)mixing analog and digital technics;(3)standard low cost crystal(4.9152 MHz);(4)available clock for microprocessor at 4.9152 MHz;(5)low power consumption-CMOS technology;(6)sharp adjacent channel rejection;(7)fixed equalization in transmitter and receiver;(8)test loops;(9)carrier detect output;(10)CCITT and BELL signaling tone;(11)1200 bps and 600 bps bit synchronous format in DPSK;(12)1200 bps and 600 bps +1%,-2.5% or +2.3%,-2.5% character asynchronous format(8,9,10 or 11 bits) in DPSK;(13)0 to 300 bps in FSK;(14)break signal supervision;(15)external voice band tone filtering available;(16)CMOS and TTL compatible;(17)direct interface to THOMSON SEMICONDUCTEURS microprocessor family;(18)special line monitoring facility.

The absolute maximum ratings of the TSG7515 are:(1)supply voltage:+7 V;(2)supply voltage:-7 V;(3)analog input range:V-<Vin<V+;(4)digital input range:GND<Vi<V+;(5)three-state input range:V-<Vi3<V+;(6)operating temperature range:0 to 70;(7)storage temperature range:-55 to 125 and (8)pin temperature:260.