• Dual channel T1/E1/J1 short haul line interfaces
• Supports HPS (Hitless Protection Switching) for 1+1 protection without external relays
• 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 TBR12/13
- AT&T Pub 62411
• Software programmable or hardware selectable on:
- Wave-shaping templates
- 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 loopback, Remote loopback and Inband loopback
• Adaptive receive sensitivity up to -20 dB (Host Mode only)
• Non-intrusive monitoring per ITU G.772 specification
• Short circuit protection and internal protection diode for line drivers
• LOS (Loss Of Signal) detection with programmable LOS levels (Host Mode only)
• AIS (Alarm Indication Signal) detection
• JTAG interface
• Supports serial control interface, Motorola and Intel Non-Multiplexed interfaces and hardware control mode
• Pin compatible to 82V2082 T1/E1/J1 Long Haul/Short Haul LIU and 82V2052E E1 Short Haul LIU
• Available in 80-pin TQFPGreen package options available
