AKM > COMMUNICATION PRODUCTS Fe Device Channels Loop Coverage Package Application AK130 1 ikm 24 pin SOP KTS Terminal AK131 1 2km 24 pin SOP PBX Terminal | AK134 4 tkm 44 pin QFP KTS Line card | AK135 4 2km 44 pin QFP PBX Line card i EVE 2B+D+M TCM Integrated Transceiver @ Completely integrated baseband transceiver for 2-wire twisted pair applications @ 2B+1D+1M channels of PCM-BUS framed data, using time compression multiplexing. @ Data rate: 160kbps (2B-+-1D+1M) @ Loop Coverage: ikm (AK130)/2km (AK131) Pin compatible between AK130 and AK131 Low amplitude pulse-shaped Alternate Mark Inversion (AMI) coding for reduced spectral radiation @) Differential receiver architecture for highly reliable data recovery Bit error rate less than 107? PCM and Microprocessor ports that are pin selectable for single or combined port operation (0 Operates on a single +5V power supply and draws only 75mW active power (typ) a) Package: 24 pin SOP 24pin SOP (8.4x15.8x2.5mm) mal AMI Line Driver XTALO XTALI |. MSO LOH 4 Pulse AMI input \ Msi LOL < Shaping Coder Framer > FOO Timing & 20 and > 40 Control > FSYNC! LL > | Data AMI p| Output > FSYNC2 Recovery Decoder Framer _ LIL > DSTO Bt and B2 Channel Data j DST a DandM y Channel Data Microprocessor Port L A L - Vv AD (3-0) RD WR CS AK130/131 BLOCK DIAGRAM