General Description
The LXT441 is an integrated transceiver and data formatter for Switched 56 (SW56) and Digital Data Service (DDS) Data Service Unit/Channel Service Unit (DSU/CSU) and Office Channel Unit (OCU) applications.

APPLICATIONs
• Leased-line DDS and Switched 56 DSU/CSUs
• Internet Service Provider (ISP) Equipment
• Internal DSU for Routers, Bridges and PC add-in cards
• Frame Relay Access Device (FRAD)
• OCU Cards for Channel Banks and DLC Systems