78P2351 Overview
Key Features
- Central Office Interconnects DSLAMs Add Drop Multiplexers (ADMs) PDH/SDH test equipment FEATURES
- BLOCK DIAGRAM G.703 compliant line interface for 139.264 Mbps or 155.52 Mbps CMI-coded coax transmission. LVPECL compatible line interface for 155.52 Mbps NRZ-coded fiber applications. Integrated adaptive CMI equalizer and CDR in receive path. Serial, LVPECL-compatible system interface with integrated CDR in transmit path for NRZ to CMI conversion. 4-bit parallel CMOS system interface with master/slave Tx clock modes. Configurable via HW control pins or 4-wire µP interface Operates from a single reference clock input. Compliant with ANSI T1.105.03-1994; ITU-T G.751, G.813, G.823, G.825, G.958; and Telcordia GR-253-CORE for jitter performance. Provides Loss of Lock (LOL), CMI Line Code Violation (LCV), and G.775 compliant Loss of Signal (LOS) detection. Receive and Transmit Monitor Modes Operates from a single 3.3V supply 100-pin TQFP (JEDEC LQFP) package
