(China (Mainland))
Product Summary
The PEB2256HV1.2 framer and line interface component is designed to fulfill all required interfacing between analog E1/T1/J1 lines and the digital PCM system highway, H.100/H.110 or H-MVIP bus for world market telecommunication systems. Applications of the PEB2256HV1.2 are: (1)Wireless basestations; (2)E1/T1/J1 ATM gateways, multiplexer; (3)E1/T1/J1 Internet access equipment; (4)LAN/WAN router; (5)ISDN PRI, PABX; (6)SONET/SDH add/drop multiplexer.
Parametrics
PEB2256HV1.2 absolute maximum ratings: (1)Ambient temperature under bias: -40 to 85 ℃; (2)Storage temperature: -65 to 125 ℃; (3)IC supply voltage (digital): -0.4 to 6.5 V; (4)IC supply voltage receive (analog): -0.4 to 6.5 V; (5)IC supply voltage transmit (analog): -0.4 to 6.5 V; (6)Voltage on any pin with respect to ground: -0.4 to 6.5 V; (7)ESD robustness1) HBM: 1.5 kΩ, 100 pF.
Features
PEB2256HV1.2 features: (1)High-density, generic interface for all E1/T1/J1 applications; (2)Analog receive and transmit circuits for long-haul and short-haul applications; (3)E1 or T1/J1 mode selectable; (4)Data and clock recovery using an integrated digital phase-locked loop; (5)Maximum line attenuation up to -43 dB at 1024 kHz (E1) and up to -36 dB at 772 kHz (T1/J1); (6)Programmable transmit pulse shapes for E1 and T1/J1 pulse masks.
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