IDT82V2088

OCTAL CHANNEL T1/E1/J1 LONG HAUL/ SHORT HAUL LINE INTERFACE UNIT IDT82V2088 FEATURES: Eight 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 material 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 TBR 12/13 - AT&T Pub 62411 Per channel software 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 - Analog loopback, Digital loopb...