TI380C25 - IEEE 802.5 and IBM Token-Ring NetworkTM Compatible Compatible With TI380FPA FNL PacketBlasterTM Token-Ring 16- or 4-Megabit-per-Second Data Rates Supports up to 18K-Byte Frame Size (16-Mbps Operation Only) Supports Universal- and Local-Network Addressing Early Token-Release Option (16-Mbps Operation Only) Compatible With the TMS38054 Expandable Local LAN-Subsystem Memory Space up to 2 Megabytes Glueless Interface to DRAMs High-Performance 16-Bit CPU for Communications-Protocol Processing • HDLC/Frame Relay/Token-Ring