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XRT84L38 Datasheet(PDF) 2 Page - Exar Corporation |
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XRT84L38 Datasheet(HTML) 2 Page - Exar Corporation |
2 / 453 page XRT84L38 2 OCTAL T1/E1/J1 FRAMER REV. 1.0.1 APPLICATIONS • High-Density T1/E1/J1 interfaces for Multiplexers, Switches, LAN Routers and Digital Modems • SONET/SDH terminal or Add/Drop multiplexers (ADMs) • T1/E1/J1 add/drop multiplexers (MUX) • Channel Service Units (CSUs): T1/E1/J1 and Fractional T1/E1/J1 • Digital Access Cross-connect System (DACs) • Digital Cross-connect Systems (DCS) • Frame Relay Switches and Access Devices (FRADS) • ISDN Primary Rate Interfaces (PRA) • PBXs and PCM channel bank • T3 channelized access concentrators and M13 MUX • Wireless base stations • ATM equipment with integrated DS1 interfaces • Multichannel DS1 Test Equipment • T1/E1/J1 Performance Monitoring • Voice over packet gateways • Routers FEATURES • Eight independent, full duplex DS1 Tx and Rx Framers • Two 512-bit (two-frame) elastic store, PCM frame slip buffers (FIFO) on TX and Rx provide up to 8.192 MHz asynchronous back plane connections with jitter and wander attenuation • Supports input PCM and signaling data at 1.544, 2.048, 4.096 and 8.192 Mbits. Also supports 4-channel multiplexed 12.352/16.384 (HMVIP/H.100) Mbit/s on the back plane bus • Programmable output clocks for Fractional T1/E1/J1 • Supports Channel Associated Signaling (CAS) • Supports Common Channel Signalling (CCS) • Supports ISDN Primary Rate Interface (ISDN PRI) signaling • Extracts and inserts robbed bit signaling (RBS) • 3 independent HDLC Controllers for Receive and Transmit on a per channel basis • Each HDLC controller contains two 96-BYTE buffers • Timeslot assignable HDLC • V5.1 and V5.2 Interface • 8-bit Intel/Motorola μP and MIPS Power PC interfaces for configuration, control and status monitoring • Parallel search algorithm for fast frame synchronization • Wide choice of T1 framing structures: D4, ESF, SLC®96, TIDM and N-Frame (non-framing) • Direct access to D and E channels for fast transmission of data link information • PRBS and QRSS generation and detection |
Similar Part No. - XRT84L38_06 |
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Similar Description - XRT84L38_06 |
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