IDT82V2082

DUAL CHANNEL T1/E1/J1 LONG HAUL/SHORT HAUL LINE INTERFACE UNIT IDT82V2082 FEATURES: Dual channel T1/E1/J1 long haul/short haul line interfaces Supports HPS (Hitless Protection Switching) for 1+1 protection without external relays Receiver sensitivity exceeds -36 dB@772KHz and -43 dB@1024 KHz Programmable T1/E1/J1 switchability allowing one bill of ma- terial for any line condition Single 3.3 V power supply with 5 V tolerance on digital interfaces Meets or exceeds specifications in - ANSI T1.102, T1.403 and T1.408 - ITU I.431, G.703, G.736, G.775 and G.823 - ETSI 300-166, 300-233 and TBR12/13 - AT&T Pub 62411 Software programmable or hardware selectable on: - Wave-shaping templates for short haul and long haul LBO (Line Build Out) - Line terminating impedance (T1:100 Ω, J1:110 Ω, E1: 75 Ω/120 Ω) - Adjustment of arbitrary pulse shape - JA (Jitter Attenuator) position (receive path or transmit path) - Single rail/dual rail system interfaces - B8ZS/HDB3/AMI line encoding/decoding - Active edge of transmit clock (TCLK) and receive clock (RCLK) - Active level of transmit data (TDATA) and receive data (RDATA) - Receiver or transmitter power down - High impedance setting for line drivers - PRBS (Pseudo Random Bit Sequence) generation and detection with 215-1 PRBS polynomials for E1 - QRSS (Quasi Random Sequence Signals) generation and detection with 220-1 QRSS polynomials for T1/J1 - 16-bit BPV (Bipolar Pulse Violation) / Excess Zero/ PRBS or QRSS error counter - Ana...