Switch Fabric 256 x 256/512 x 256/128 x 128 131.072Mbps 5V
IC Telecom Switching Circuit
512x256 Port Switch, 8.192 MHz, -40 to 85°C, 4.75 to 5.25V, 44-Pin MQFP
ATM Switch Chip 512x256-Port 8.192Mbps 44-Pin MQFP Tray