Click to expand full text
MT90503 2048VC AAL1 SAR
Data Sheet Features
• AAL1 Segmentation and Reassembly device capable of simultaneously processing up to 2048 bidirectional VCs AAL1 cell format for "Structured DS1/E1 N x 64kbps Service" as per ATM Forum AF-VTOA0078.000 "Circuit Emulation Services Interoperability Specifications" (Nx64 Basic Service, DS1 Nx64 Service with CAS, and E1 Nx64 Service with CAS) Two UTOPIA ports (Level 2, 16-bit, 50 MHz) with loopback function for dual fibre ring applications Third UTOPIA port for connection to an external AAL5 SAR processor, or for chaining multiple MT90503 or other SAR or IMA devices Flexible aggregation capabilities (Nx64) to allow any combination of 64 Kbps TDM bus provides 32 bidirectional serial TDM streams at 2.048, 4.096, or 8.