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DS21Q43A Quad E1 Framer www.dalsemi.com FEATURES § § § § § Four E1 (CEPT or PCM-30) /ISDN-PRI framing transceivers All four framers are fully independent; transmit and receive sections of each framer are fully independent Frames to FAS, CAS, CCS, and CRC4 formats 8-bit parallel control port th
Rev 1; 2/06 LVD SCSI 27-Line Regulator General Description The DS2129 is a triple-output voltage regulator for 27-line, low-voltage-differential (LVD) SCSI termination for SPI-2 and SPI-3 applications using LVD termination networks. The device provides reference voltages and bi
DS2152 Enhanced T1 Single-Chip Transceiver www.dalsemi.com FEATURES § § § § § § § § § § § § § § § § § § Complete DS1/ISDN-PRI transceiver functionality Line interface can handle both long and short haul trunks 32-bit or 128-bit crystal-less jitter attenuator Generates DSX-1 and CS
DS2181A CEPT Primary Rate Transceiver www.dalsemi.com FEATURES Single chip primary rate transceiver meets CCITT standards G.704, G.706 and G.732 Supports new CRC4-based framing standards and CAS and CCS signaling standards Simple serial interface used for device configuration and control in process
DS21Q42 Enhanced QUAD T1 FRAMER www.dalsemi.com FEATURES Four T1 DS1/ISDN–PRI/J1 framing transceivers All four framers are fully independent Each of the four framers contain dual two– frame elastic store slip buffers that can connect to asynchronous backplanes up to 8.192 MHz 8–bit parallel c
DS2120 Ultra3 LVD SCSI Terminator www.maxim-ic.com FEATURES § § § § § § § § § Fully compliant with Ultra3, Ultra160, Ultra320, and Ultra2 (LVD only) SCSI Provides low-voltage differential (LVD) termination for nine signal line pairs Zero-temperature coefficient-termination resistors Auto-s
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