XRT83L34

` Fully integrated four channel long-haul or shorthaul transceivers for E1,T1 or J1 applications
` Adaptive Receive Equalizer for up to 36dB cable attenuation
` Programable Transmit Pulse Shaper for E1,T1 or J1 short-haul interfaces
` Five fixed transmit pulse settings for T1 short-haulapplications plus a fully programmable waveform generator for transmit output pulse shaping that can be used for both T1 and E1 modes.
` Transmit Line Build-Outs (LBO) for T1 long-haul application from 0dB to -22.5dB in three 7.5dB steps
` Selectable receiver sensitivity from 0 to 36dB cable loss for T1 @772kHz and 0 to 43dB for E1 @1024kHz
` Receive monitor mode handles 0 to 29dB resistive attenuation along with 0 to 6dB of cable attenuation for E1 and 0 to 3dB of cable attenuation for T1 modes
` Supports 75 and 120 (E1), 100 (T1) and 110 (J1) applications
` Internal and/or external impedance matching for 75, 100, 110 and 120
` Tri-State transmit output and receive input capability for redundancy applications
` Provides High Impedance for Tx and Rx during power off
` Transmit return loss meets or exceeds ETSI 300- 166 standard
` On-chip digital clock recovery circuit for high input jitter tolerance
` Crystal-less digital jitter attenuator with 32-bit or 64- bit FIFO selectable either in transmit or eceive path
` On-chip frequency multiplier generates T1 or E1 Master clocks from variety of external clock sources
` High receiver interference immunity
` On-chip transmit short-circuit protection and limiting, and driver fail monitor output (DMO)
` Receive loss of signal (RLOS) output
` On-chip HDB3/B8ZS/AMI encoder/decoder functions
` QRSS pattern generator and detection for testing and monitoring
` Error and Bipolar Violation Insertion and Detection